Gentoo Kernel benchmark

Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGS

HTML result view exported from: https://openbenchmarking.org/result/2105106-IB-2105103IB95&sro&grr.

Gentoo Kernel benchmarkProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLOpenCLCompilerFile-SystemScreen ResolutionVulkanSystem LayerGentoo no-mitigation 4.19.113Gentoo no-mitigation 5.4.31Gentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangFreeBSD 12.1 GENERICVoidLinux Musl 5.8.9 ext4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2VoidLinux Musl no-miti ext4 GCC 9.3OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Fedora 33B Glibc no-miti 5.8 GCC 10.2Ubuntu 20.04 Glibc no-miti 5.4 GCC 9.3Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3FreeBSD 12.2 CUSTOMGentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11FreeBSD 13-RC3 clang 11.0.1Gentoo @Parralels Musl 5.11 GCC 10.3Parallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldParallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSIntel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads)Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS)Intel 3rd Gen Core DRAM8GB251GB APPLE SSD SM256ENVIDIA GeForce GT 650M 1GB (797/2508MHz)Cirrus Logic CS4206Color LCDBroadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/nGentoo 2.64.19.113-gentoo-x86_64 (x86_64)LXQt 0.14.1X Server 1.20.7NVIDIA 440.824.6.0OpenCL 1.2 CUDA 10.2.159GCC 9.3.0 + Clang 9.0.1 + LLVM 9.0.1 + CUDA 10.2ext42880x18005.4.31-gentoo-x86_64 (x86_64)5.6.4-gentoo-x86_64 (x86_64)5.4.37-ck-x86_64 (x86_64)MATE 1.24.0GCC 9.3.0 + Clang 10.0.0 + LLVM 10.0.0 + CUDA 10.25.6.9-gentoo-x86_64 (x86_64)5.6.10-gentoo-x86_64 (x86_64)LXQt 0.14.15.6.12-gentoo-x86_64clang (x86_64)MATE 1.24.0Clang 10.0.0 + GCC 9.3.0 + LLVM 10.0.0 + CUDA 10.25.6.12-gentoo-x86_64 (x86_64)GCC 9.3.0 + Clang 10.0.0 + LLVM 10.0.0 + CUDA 10.2Gentoo/Linux4.19.125-gentoo-x86_64 (x86_64)Gentoo 2.65.4.46-gentoo-x86_64 (x86_64)X Server 1.20.8GCC 10.1.0 + Clang 10.0.0 + LLVM 10.0.0Intel 7 /C216Cirrus Logic CS42065.7.6-gentoo-x86_64 (x86_64)NVIDIA 450.51OpenCL 1.2 CUDA 11.0.1975.7.11-gentoo-x86_64 (x86_64)NVIDIA 450.57OpenCL 1.1 Mesa 20.1.4 + OpenCL 1.2 CUDA 11.0.210GCC 10.2.0 + Clang 10.0.1 + LLVM 10.0.1Intel 7 /C2165.8.0-gentoo-r1-x86_64 (x86_64)GCC 10.2.0 + Clang 10.0.1NVIDIA NVE7 1GB (1200MHz)5.8.0-gentoo-r1test (x86_64)nouveau 1.0.164.3 Mesa 20.1.5GCC 10.2.0 + Clang 10.0.1 + LLVM 10.0.15.8.0-gentoo-r1-x86_64clang (x86_64)5.8.0-xanmod1xanmod (x86_64)Cirrus Logic CS42065.8.0-xanmod1-x86_64clang (x86_64)Intel 7 /C2165.8.0test+ (x86_64)4.3 Mesa 20.2.0-rc14.19.138-gentootest (x86_64)Cirrus Logic CS4206Q3277 + Color LCD5.8.1-xanmod1-x86_64 (x86_64)modesetting 1.20.84.3 Mesa 20.2.0-rc22560x1440Color LCD5.8.1-gentoo-x86_64 (x86_64)2880x18005.9.0-rc1-x86_64 (x86_64) 202008185.8.1-gentoo-x86_64 (x86_64)5.8.5-gentoo-x86_64 (x86_64)GCC 10.2.0 + Clang 11.0.0Target: + LLVM 11.0.0Gentoo 2.75.8.6-xanmod1-x86_64 (x86_64)4.3 Mesa 20.2.0-rc4GCC 10.2.0 + Clang 10.0.1 + LLVM 10.0.15.8.7-gentoo-x86_64 (x86_64)Intel Core i7-3615QM @ 2.30GHz (8 Cores)Apple MacBookPro10 1 1.0218GBUnknown 981MBNVIDIA (0x0e1b) HDAFreeBSD12.1-RELEASE (x86_64)Clang 8.0.1 (SVN 366581)zfsIntel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads)Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS)251GB APPLE SSD SM256E + 8GB Flash DiskIntel HD 4000Cirrus Logic CS4206Color LCDBroadcom NetXtreme BCM57786 PCIe + Broadcom NetXtreme BCM57762 PCIe + Broadcom BCM4331 802.11a/b/g/nVoidLinux rolling5.8.9_1 (x86_64)X Server 1.20.9intel 2.99.917GCC 9.3.0ext4251GB APPLE SSD SM256EGCC 9.3.0 + Clang 10.0.0 + LLVM 10.0.0Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/nNVIDIA NVE7 1GBBroadcom NetXtreme BCM57786 PCIe + Broadcom NetXtreme BCM57762 PCIe + Broadcom BCM4331 802.11a/b/g/nOpenMandrivaLinux 4.15.5.12-desktop-1omv4001 (x86_64)KDE Plasma 5.17.5X Server 1.20.7modesetting 1.20.74.3 Mesa 20.0.7Clang 9.0.1 + GCC 9.2.1 20191207 + LLVM 9.0.18192MBFedora 335.8.9-301.fc33.x86_64 (x86_64)MATE 1.24.1X Server 1.20.8modesetting 1.20.84.3 Mesa 20.2.0-rc4GCC 10.2.1 20200826 + Clang 11.0.0 + LLVM 11.0.0btrfs8GBNVIDIA GeForce GT 650M 1GB (797/2508MHz)Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/nUbuntu 20.045.4.0-47-generic (x86_64)MATE 1.24.0NVIDIA 390.1384.6.0GCC 9.3.0zfsApple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS)Broadcom NetXtreme BCM57786 PCIe + Broadcom NetXtreme BCM57762 PCIe + Broadcom BCM4331 802.11a/b/g/nClear Linux OS 337205.8.9-986.native (x86_64)GNOME Shell 3.36.5NVIDIA 455.23.04OpenCL 1.2 CUDA 11.1.701.2.145GCC 10.2.1 20200915 releases/gcc-10.2.0-253-g49b3d88e9d + Clang 10.0.1 + LLVM 10.0.1ext4Intel 3rd Gen CoreIntel 7 /C216Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/nGentoo/Linux5.8.11-gentoo-x86_64 (x86_64)modesetting 1.20.8GCC 9.3.0 + Clang 10.0.1f2fsIntel Core i7-3615QM @ 2.30GHz (8 Cores)Apple MacBookPro10 1 1.0215GBNVIDIA GeForce GT 650M 981MBNVIDIA (0x0e1b) HDAColor LCDFreeBSD12.2-RELEASE-p1 (x86_64)Xfce 4.14X Server 1.20.9NVIDIA 1.0.0Clang 10.0.1zfsIntel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads)Apple Mac-C3EC7CD22292981F (262.0.0.0.0 BIOS)8192MB251GB APPLE SSD SM256EIntel NVIDIA NVE7 1GB (1200MHz)Cirrus Logic CS4206Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/nGentoo/Linux5.9.14-gentoo-x86_64-gcc (x86_64)XfceX Server 1.20.10nouveau 1.0.16GCC 9.3.0 + Clang 11.0.0Target: + LLVM 11.0.0f2fsXfce 4.14Apple Mac-C3EC7CD22292981F (421.0.0.0.0 BIOS)8GBNVIDIA NVE7 1GBFedora 345.11.5-300.fc34.x86_64 (x86_64)MATE 1.24.1nouveau4.3 Mesa 21.0.0GCC 11.0.0 20210225 + Clang 12.0.0 + LLVM 12.0.0btrfsIntel Core i7-3615QM @ 2.30GHz (8 Cores)Apple MacBookPro10 1 1.0187GBNVIDIA GeForce GT 650M 981MBNVIDIA (0x0e1b) HDAFreeBSD13.0-RC3 (x86_64)X Server 1.20.9NVIDIAClang 11.0.1zfsIntel Core i7-3615QM (8 Cores)Parallels Software Virtual (16.1.2 49151 BIOS)Red Hat Virtio + ICH8/R4096MB69GB Gentoo-Musl-0 SSRed Hat Virtio GPUIntel 82801BA/BAMRed Hat Virtio deviceGentoo/Linux5.11.13-gentoo-x86_64 (x86_64)X Server 1.20.11GCC 10.3.0 + Clang 11.1.0 + LLVM 11.1.0ext41024x768Parallels Virtualization69GB Gentoo-ClearLinu5.12.1-gentoo-x86_64-gcc (x86_64)GCC 11.1.0 + Clang 12.0.0 + LLVM 12.0.05.12.2-gentoo-x86_64-gcc (x86_64)OpenBenchmarking.orgDisk Details- Gentoo no-mitigation 4.19.113: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.4.31: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.6.4: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.4.37-ck MUQSS: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.6.9: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.6.9 Archlinux.config: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.6.10 clear-patches: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.6.12 Clang 10.0: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.6.12 Clang-build: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.6.12 GCC: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 4.19.125 no-preempt: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.4.46 GCC 10 no-preempt: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.4.46 MUQSS: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.7.6 GCC10 no-preempt: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.7.11 GCC10 Os: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.8: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-mitigation 5.8 GCC 10 scratch: MQ-DEADLINE / discard,noatime,rw- Gentoo no-mitigation 5.8 Clang 10.0.1 scratch: MQ-DEADLINE / noatime,rw- Gentoo no-mitigation 5.8 Xanmod GCC 10: NONE / noatime,rw- Gentoo no-mitigation 5.8 Xanmod Clang 10: NONE / discard,errors=remount-ro,noatime,rw- Gentoo no-miti 5.9 git GCC 10.2: MQ-DEADLINE / discard,errors=remount-ro,noatime,rw- Gentoo no-miti 4.19.138 GCC 10.2 stripe=256: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-miti 5.8.1 xanmod Clang 10 preempt: NONE / noatime,rw,stripe=256- Gentoo no-miti 5.8.1 GCC 10 voluntary: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-miti 5.8.1 GCC 10 voluntary no-experi: MQ-DEADLINE / noatime,rw,stripe=256- Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experi: MQ-DEADLINE / discard,noatime,rw- Gentoo mitigation 5.8.1 GCC 10 voluntary: MQ-DEADLINE / discard,noatime,rw- Gentoo no-miti 5.8.5 GCC 10 voluntary: MQ-DEADLINE / discard,noatime,rw- Gentoo no-miti 5.8.5 clang 10 protector voluntary: MQ-DEADLINE / discard,noatime,rw- Gentoo no-miti 5.8.6 GCC 10 O3: MQ-DEADLINE / discard,noatime,rw- Gentoo no-miti 5.8.7 Clang 10 preempt: MQ-DEADLINE / discard,noatime,rw- Gentoo no-miti 5.8.7 Clang 10 preempt clang: MQ-DEADLINE / discard,noatime,rw- VoidLinux Musl 5.8.9 ext4 GCC 9.3: MQ-DEADLINE / relatime,rw- VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2: MQ-DEADLINE / relatime,rw- VoidLinux Musl no-miti ext4 GCC 9.3: MQ-DEADLINE / relatime,rw- OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2: MQ-DEADLINE / discard,noatime,rw,stripe=256- Fedora 33B Glibc no-miti 5.8 GCC 10.2: BFQ / relatime,rw,seclabel,space_cache,ssd,subvol=/home,subvolid=257- Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2: BFQ / relatime,rw,stripe=256- Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3: MQ-DEADLINE / acl,active_logs=6,alloc_mode=default,background_gc=on,discard,extent_cache,flush_merge,fsync_mode=posix,inline_data,inline_dentry,inline_xattr,lazytime,mode=adaptive,no_heap,noatime,rw,user_xattr- Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64: MQ-DEADLINE / acl,active_logs=6,alloc_mode=default,background_gc=on,compress_algorithm=zstd,compress_log_size=2,discard,extent_cache,flush_merge,fsync_mode=posix,inline_data,inline_dentry,inline_xattr,lazytime,mode=adaptive,no_heap,relatime,rw,user_xattr- Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2: MQ-DEADLINE / acl,active_logs=6,alloc_mode=default,background_gc=on,compress_algorithm=zstd,compress_log_size=2,discard,extent_cache,flush_merge,fsync_mode=posix,inline_data,inline_dentry,inline_xattr,lazytime,mode=adaptive,no_heap,relatime,rw,user_xattr- Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11: MQ-DEADLINE / autodefrag,discard=async,noatime,nodatacow,nodatasum,rw,seclabel,space_cache,ssd,subvol=/home,subvolid=256 / Block Size: 4096- Gentoo @Parralels Musl 5.11 GCC 10.3: MQ-DEADLINE / relatime,rw / Block Size: 4096- Parallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset world: MQ-DEADLINE / commit=600,discard,noatime,rw,stripe=256 / Block Size: 4096- Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGS: MQ-DEADLINE / commit=600,discard,noatime,rw,stripe=256 / Block Size: 4096Processor Details- Gentoo no-mitigation 4.19.113: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.4.31: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.6.4: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.4.37-ck MUQSS: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.6.9: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.6.9 Archlinux.config: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.6.10 clear-patches: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.6.12 Clang 10.0: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.6.12 Clang-build: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.6.12 GCC: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 4.19.125 no-preempt: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.4.46 GCC 10 no-preempt: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.4.46 MUQSS: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.7.6 GCC10 no-preempt: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.7.11 GCC10 Os: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.8: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.8 GCC 10 scratch: Scaling Governor: intel_cpufreq userspace - CPU Microcode: 0x21- Gentoo no-mitigation 5.8 Clang 10.0.1 scratch: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.8 Xanmod GCC 10: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-mitigation 5.8 Xanmod Clang 10: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.9 git GCC 10.2: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 4.19.138 GCC 10.2 stripe=256: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.1 xanmod Clang 10 preempt: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.1 GCC 10 voluntary: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.1 GCC 10 voluntary no-experi: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experi: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo mitigation 5.8.1 GCC 10 voluntary: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.5 GCC 10 voluntary: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.5 clang 10 protector voluntary: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.6 GCC 10 O3: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.7 Clang 10 preempt: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo no-miti 5.8.7 Clang 10 preempt clang: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- VoidLinux Musl 5.8.9 ext4 GCC 9.3: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- VoidLinux Musl no-miti ext4 GCC 9.3: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Fedora 33B Glibc no-miti 5.8 GCC 10.2: Scaling Governor: intel_cpufreq performance- Ubuntu 20.04 Glibc no-miti 5.4 GCC 9.3: Scaling Governor: intel_pstate performance - CPU Microcode: 0x21- Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3: Scaling Governor: intel_cpufreq performance - CPU Microcode: 0x21- Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64: Scaling Governor: intel_cpufreq performance- Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2: Scaling Governor: intel_cpufreq performance- Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11: Scaling Governor: intel_cpufreq schedutil - CPU Microcode: 0x21- Gentoo @Parralels Musl 5.11 GCC 10.3: CPU Microcode: 0x21- Parallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset world: CPU Microcode: 0x21- Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGS: CPU Microcode: 0x21Security Details- Gentoo no-mitigation 4.19.113: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.4.31: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.6.4: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.4.37-ck MUQSS: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.6.9: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.6.9 Archlinux.config: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.6.10 clear-patches: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.6.12 Clang 10.0: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.6.12 Clang-build: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.6.12 GCC: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 4.19.125 no-preempt: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Gentoo no-mitigation 5.4.46 GCC 10 no-preempt: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.4.46 MUQSS: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.7.6 GCC10 no-preempt: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.7.11 GCC10 Os: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.8: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.8 GCC 10 scratch: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.8 Clang 10.0.1 scratch: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.8 Xanmod GCC 10: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-mitigation 5.8 Xanmod Clang 10: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.9 git GCC 10.2: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 4.19.138 GCC 10.2 stripe=256: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.1 xanmod Clang 10 preempt: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.1 GCC 10 voluntary: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.1 GCC 10 voluntary no-experi: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experi: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo mitigation 5.8.1 GCC 10 voluntary: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.5 GCC 10 voluntary: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.5 clang 10 protector voluntary: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.6 GCC 10 O3: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.7 Clang 10 preempt: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo no-miti 5.8.7 Clang 10 preempt clang: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- FreeBSD 12.1 GENERIC: KPTI- VoidLinux Musl 5.8.9 ext4 GCC 9.3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- VoidLinux Musl no-miti ext4 GCC 9.3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + tsx_async_abort: Not affected- Fedora 33B Glibc no-miti 5.8 GCC 10.2: SELinux + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Ubuntu 20.04 Glibc no-miti 5.4 GCC 9.3: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- FreeBSD 12.2 CUSTOM: KPTI- Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11: SELinux + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Vulnerable + spec_store_bypass: Vulnerable + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected- FreeBSD 13-RC3 clang 11.0.1: KPTI- Gentoo @Parralels Musl 5.11 GCC 10.3: itlb_multihit: KVM: Mitigation of VMX unsupported + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Unknown: Dependent on hypervisor status + tsx_async_abort: Not affected- Parallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset world: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Unknown: Dependent on hypervisor status + tsx_async_abort: Not affected- Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGS: itlb_multihit: vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Unknown: Dependent on hypervisor status + tsx_async_abort: Not affectedCompiler Details- Gentoo no-mitigation 5.6.12 Clang-build: Optimized build; Default target: x86_64-pc-linux-gnu; Host CPU: ivybridge- VoidLinux Musl 5.8.9 ext4 GCC 9.3: --build=x86_64-linux-musl --disable-libsanitizer --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-nls --disable-symvers --disable-target-libiberty --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-default-pie --enable-default-ssp --enable-fast-character --enable-languages=c,c++,objc,obj-c++,fortran,lto,go,ada --enable-lto --enable-plugins --enable-serial-configure --enable-shared --enable-threads=posix --enable-vtable-verify --mandir=/usr/share/man --with-isl --with-linker-hash-style=gnu- VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2: --build=x86_64-linux-musl --disable-libsanitizer --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-nls --disable-symvers --disable-target-libiberty --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-default-pie --enable-default-ssp --enable-fast-character --enable-languages=c,c++,objc,obj-c++,fortran,lto,go,ada --enable-lto --enable-plugins --enable-serial-configure --enable-shared --enable-threads=posix --enable-vtable-verify --mandir=/usr/share/man --with-isl --with-linker-hash-style=gnu- VoidLinux Musl no-miti ext4 GCC 9.3: --build=x86_64-linux-musl --disable-libsanitizer --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-nls --disable-symvers --disable-target-libiberty --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-default-pie --enable-default-ssp --enable-fast-character --enable-languages=c,c++,objc,obj-c++,fortran,lto,go,ada --enable-lto --enable-plugins --enable-serial-configure --enable-shared --enable-threads=posix --enable-vtable-verify --mandir=/usr/share/man --with-isl --with-linker-hash-style=gnu- OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2: Optimized build with assertions; Default target: x86_64-pc-linux-gnu; Host CPU: ivybridge- Ubuntu 20.04 Glibc no-miti 5.4 GCC 9.3: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,gm2 --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none,hsa --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib=auto --with-tune=generic --without-cuda-driver -v- Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2: --build=x86_64-generic-linux --disable-libmpx --disable-libunwind-exceptions --disable-multiarch --disable-vtable-verify --disable-werror --enable-__cxa_atexit --enable-bootstrap --enable-cet --enable-clocale=gnu --enable-default-pie --enable-gnu-indirect-function --enable-languages=c,c++,fortran,go --enable-ld=default --enable-libstdcxx-pch --enable-lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --exec-prefix=/usr --includedir=/usr/include --target=x86_64-generic-linux --with-arch=westmere --with-gcc-major-version-only --with-glibc-version=2.19 --with-gnu-ld --with-isl --with-ppl=yes --with-tune=haswell- Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3: --bindir=/usr/x86_64-gentoo-linux-musl/gcc-bin/9.3.0 --build=x86_64-gentoo-linux-musl --datadir=/usr/share/gcc-data/x86_64-gentoo-linux-musl/9.3.0 --disable-esp --disable-fixed-point --disable-libada --disable-libsanitizer --disable-libssp --disable-libvtv --disable-multilib --disable-nls --disable-systemtap --disable-vtable-verify --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-default-pie --enable-default-ssp --enable-languages=c,c++,fortran --enable-libgomp --enable-libstdcxx-time --enable-lto --enable-obsolete --enable-secureplt --enable-shared --enable-targets=all --enable-threads=posix --host=x86_64-gentoo-linux-musl --includedir=/usr/lib/gcc/x86_64-gentoo-linux-musl/9.3.0/include --mandir=/usr/share/gcc-data/x86_64-gentoo-linux-musl/9.3.0/man --with-multilib-list=m64 --with-python-dir=/share/gcc-data/x86_64-gentoo-linux-musl/9.3.0/python --without-isl- Gentoo @Parralels Musl 5.11 GCC 10.3: --bindir=/usr/x86_64-gentoo-linux-musl/gcc-bin/10.3.0 --build=x86_64-gentoo-linux-musl --datadir=/usr/share/gcc-data/x86_64-gentoo-linux-musl/10.3.0 --disable-esp --disable-fixed-point --disable-isl-version-check --disable-libada --disable-libsanitizer --disable-libssp --disable-libvtv --disable-multilib --disable-nls --disable-systemtap --disable-vtable-verify --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-default-pie --enable-default-ssp --enable-languages=c,c++,fortran --enable-libgomp --enable-libstdcxx-time --enable-lto --enable-obsolete --enable-secureplt --enable-shared --enable-targets=all --enable-threads=posix --host=x86_64-gentoo-linux-musl --includedir=/usr/lib/gcc/x86_64-gentoo-linux-musl/10.3.0/include --mandir=/usr/share/gcc-data/x86_64-gentoo-linux-musl/10.3.0/man --with-build-config=bootstrap-lto --with-isl --with-multilib-list=m64 --with-python-dir=/share/gcc-data/x86_64-gentoo-linux-musl/10.3.0/python --with-zstdKernel Details- Gentoo no-miti 5.8.5 GCC 10 voluntary: i915.fastboot=1- Gentoo no-miti 5.8.5 clang 10 protector voluntary: i915.fastboot=1- OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2: dm_mod.use_blk_mq=1- Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11: Transparent Huge Pages: madvise- Gentoo @Parralels Musl 5.11 GCC 10.3: Transparent Huge Pages: always- Parallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset world: Transparent Huge Pages: always- Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGS: Transparent Huge Pages: alwaysEnvironment Details- FreeBSD 12.1 GENERIC: LIBGL_ALWAYS_SOFTWARE=1- OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2: AMD_DEBUG=nodcc- Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2: FFLAGS="-g -O3 -feliminate-unused-debug-types -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=32 -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -malign-data=abi -fno-semantic-interposition -ftree-vectorize -ftree-loop-vectorize -Wl,--enable-new-dtags -Wa,-mbranches-within-32B-boundaries" CXXFLAGS="-g -O3 -feliminate-unused-debug-types -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=32 -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -mtune=skylake -Wa,-mbranches-within-32B-boundaries -fvisibility-inlines-hidden -Wl,--enable-new-dtags" FCFLAGS="-g -O3 -feliminate-unused-debug-types -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=32 -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -malign-data=abi -fno-semantic-interposition -ftree-vectorize -ftree-loop-vectorize -Wl,-sort-common -Wl,--enable-new-dtags" CFLAGS="-g -O3 -feliminate-unused-debug-types -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=32 -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -mtune=skylake -Wa,-mbranches-within-32B-boundaries" THEANO_FLAGS="floatX=float32,openmp=true,gcc.cxxflags="-ftree-vectorize -mavx""- Gentoo @Parralels Musl 5.11 GCC 10.3: CARGO_TARGET_X86_64_UNKNOWN_LINUX_MUSL_RUSTFLAGS="-C target-feature=-crt-static"Disk Scheduler Details- Ubuntu 20.04 Glibc no-miti 5.4 GCC 9.3: NONE

Gentoo Kernel benchmarktinymembench: Standard Memsettinymembench: Standard Memcpyhackbench: 8 - Threadrocksdb: Rand Readsqlite-speedtest: Timed Time - Size 1,000postmark: Disk Transaction Performanceschbench: 8 - 8pmbench: 2 - 50%t-test1: 1ipc-benchmark: TCP Socket - 128osbench: Create Processesmbw: Memory Copy - 512 MiBctx-clock: Context Switch TimeGentoo no-mitigation 4.19.113Gentoo no-mitigation 5.4.31Gentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangFreeBSD 12.1 GENERICVoidLinux Musl 5.8.9 ext4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2VoidLinux Musl no-miti ext4 GCC 9.3OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Fedora 33B Glibc no-miti 5.8 GCC 10.2Ubuntu 20.04 Glibc no-miti 5.4 GCC 9.3Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3FreeBSD 12.2 CUSTOMGentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11FreeBSD 13-RC3 clang 11.0.1Gentoo @Parralels Musl 5.11 GCC 10.3Parallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldParallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGS24892.29636.540.5071352516995.3264438852570.087822.077270090023.9467628767.81111825510.99535.041.4941356739294.2614687857170.088621.931273342324.2996228699.71412124865.69545.242.1171355462794.2844629881070.089021.702271161324.7931488662.79411924803.59642.756.7611450344795.11141912393600.088622.486254357431.1470038789.96111824874.59616.840.0991457918094.7424658882770.088821.545288363026.4147128768.19511924211.89642.243.9981333971493.9664491888580.088821.648259675925.9971628739.66711924819.99524.940.3271335136695.1824687860930.088722.150283952927.9100748441.27511824824.99577.743.6831450314796.6384143890450.089222.806277176727.4610528732.54112344.05398.1484190892160.088422.319277388627.3098268893.50612224930.09523.440.1171445487494.6414601887890.088621.919285082025.8994108779.57711924919.19618.736.7391258046692.1614934977660.088520.662318415422.2365068769.58612024917.49609.941.9131301486191.16252451315160.088620.597302188323.1544188817.08512324502.39662.653.0211352041491.42952822422610.089019.841288110429.3008498855.20212124915.69598.239.3971187140192.1674967928850.088320.495305636325.2575878828.64612024189.49590.881.423881587898.9753846943360.088823.253225671530.6539548965.04812524700.19543.669.9461088641398.7303846967250.089023.068228048933.8401798792.98212725698.89321.786.1437761894108.44618381385780.102921.424206836223.0860718670.66514025747.09281.475.026845453898.28344641361070.084821.330263667423.5438358723.16114325827.59351.481.7837817534108.63345451398610.084320.587243528922.6926808759.57814127055.99583.0107.6126286756117.76541661330430.122223.475275276526.0359058977.16813925753.99363.691.2446895730123.26545471428990.111821.155252920223.0940188654.06014725282.29210.9106.6596191755141.92546011322240.127028.313258454922.6831438627.99812325772.29330.354.0531138215598.90043111309870.084721.234214334524.0842508766.25714425766.69260.657.686991124695.87950001382740.085519.958277940022.4483028669.01113025712.89202.667.2378137299100.25351021407150.085319.662280373522.0235198668.09313024764.28743.191.3726067137162.22249671495550.122926.472282542058.6930918741.7601339831.54259.1169.9585983585279.12316331543680.180459.47248280763.5933873914.092226724484.99562.866.277834300993.50452081356460.088420.964303626624.8098378805.46412224971.29638.065.595861369692.28449341336640.088019.959291252325.2564758418.95712226931.39455.858.3121241093493.89545731212160.083621.067270118323.8935158968.00913927102.99534.2108.6378572092109.23835541340270.083227.385126228329.1959448859.148837113.59235211307310.083527.43612473918983.849841218.744210639.62198924563.78887.213.19125596.78877.8485.355155.0109433613.092134581144.33393581725812.28815.912.49992.748124.4014465947200.090710.767239059425.2374018053.00517123620.979446.27194.70161.9137311011460.1326.4396132231.838769.8678123101.18996.3158.9138307902303.74212881089280.088621.508271083829.1132938872.82212426575.69479.756.9781233619593.46949671069820.084020.276282608128.0737878236.11412723573.98951.774.0057177906118.30814320635.926241065222.0068306295.877142210.819222327.82636.9930278111.99326777.179489.1052.8793.736410855470.0820.77288758425.288358.1212926626.639424.8754.4798.106578828590.0820.98251974824.678665.4812624755.29529.366.092114.4494190881920.085229.638224778134.8758708690.588126273.84687214.26435.7580188422.28123687.08584.9131.73913817868165.98011035783.78695205458.4453345875.95892224320.68917.2103.021156.03326881211480.095335.57195458953.0632348236.83495024153.99099.3110.416149.98326691232300.094336.110108866552.6467968272.081967OpenBenchmarking.org

Tinymembench

Standard Memset

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemsetClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2VoidLinux Musl no-miti ext4 GCC 9.36K12K18K24K30KSE +/- 98.77, N = 3SE +/- 34.48, N = 3SE +/- 33.71, N = 3SE +/- 111.28, N = 3SE +/- 179.59, N = 3SE +/- 19.21, N = 3SE +/- 65.05, N = 3SE +/- 47.96, N = 3SE +/- 560.56, N = 3SE +/- 48.73, N = 3SE +/- 20.06, N = 3SE +/- 47.87, N = 3SE +/- 495.33, N = 3SE +/- 139.39, N = 3SE +/- 126.82, N = 3SE +/- 23.98, N = 3SE +/- 55.80, N = 3SE +/- 496.42, N = 9SE +/- 56.05, N = 3SE +/- 27.52, N = 3SE +/- 188.61, N = 3SE +/- 226.79, N = 3SE +/- 65.02, N = 3SE +/- 292.80, N = 3SE +/- 23.53, N = 3SE +/- 41.62, N = 3SE +/- 40.66, N = 3SE +/- 45.81, N = 3SE +/- 12.87, N = 3SE +/- 27.76, N = 3SE +/- 30.58, N = 3SE +/- 40.05, N = 3SE +/- 39.93, N = 3SE +/- 36.75, N = 3SE +/- 119.59, N = 3SE +/- 45.85, N = 3SE +/- 19.18, N = 3SE +/- 396.09, N = 3SE +/- 54.14, N = 3SE +/- 1732.23, N = 9SE +/- 63.75, N = 3SE +/- 40.96, N = 3SE +/- 49.78, N = 326575.6024755.2023620.9723687.0026626.6326777.1723573.909831.5025282.2025766.6025712.8025772.2024484.9024971.2026931.3027102.9025753.9024764.2024892.2024919.1025510.9024803.5024917.4024502.3024819.9024824.9024930.0024865.6024874.5024211.8024189.4024915.6024700.1025747.0025698.8027055.9025827.5024153.9024320.6023101.1024563.7025596.7025812.201. (CC) gcc options: -O2 -lm

Tinymembench

Standard Memcpy

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemcpyClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2VoidLinux Musl no-miti ext4 GCC 9.32K4K6K8K10KSE +/- 19.28, N = 3SE +/- 23.12, N = 3SE +/- 19.48, N = 3SE +/- 66.61, N = 3SE +/- 92.40, N = 3SE +/- 34.88, N = 3SE +/- 2.09, N = 3SE +/- 19.20, N = 3SE +/- 130.37, N = 3SE +/- 37.37, N = 3SE +/- 3.76, N = 3SE +/- 3.38, N = 3SE +/- 43.19, N = 3SE +/- 14.00, N = 3SE +/- 36.61, N = 3SE +/- 29.01, N = 3SE +/- 13.26, N = 3SE +/- 242.36, N = 9SE +/- 38.08, N = 3SE +/- 44.81, N = 3SE +/- 50.69, N = 3SE +/- 16.52, N = 3SE +/- 15.25, N = 3SE +/- 12.10, N = 3SE +/- 42.67, N = 3SE +/- 32.15, N = 3SE +/- 26.59, N = 3SE +/- 3.95, N = 3SE +/- 30.25, N = 3SE +/- 15.61, N = 3SE +/- 4.60, N = 3SE +/- 38.81, N = 3SE +/- 8.83, N = 3SE +/- 30.21, N = 3SE +/- 9.70, N = 3SE +/- 12.44, N = 3SE +/- 2.91, N = 3SE +/- 92.42, N = 3SE +/- 66.09, N = 3SE +/- 605.53, N = 9SE +/- 31.47, N = 3SE +/- 56.34, N = 3SE +/- 31.73, N = 39479.709529.309446.278584.909424.879489.108951.704259.109210.909260.609202.609330.309562.809638.009455.809534.209363.608743.109636.509618.709535.009642.709609.909662.609524.909577.709523.409545.209616.809642.209590.809598.209543.609281.409321.709583.009351.409099.308917.208996.308887.208877.808815.901. (CC) gcc options: -O2 -lm

Hackbench

Count: 8 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ThreadClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2110220330440550SE +/- 0.75, N = 15SE +/- 1.07, N = 15SE +/- 2.70, N = 3SE +/- 0.85, N = 3SE +/- 1.51, N = 15SE +/- 1.69, N = 15SE +/- 2.70, N = 15SE +/- 0.69, N = 3SE +/- 1.19, N = 7SE +/- 1.94, N = 15SE +/- 2.49, N = 15SE +/- 1.80, N = 12SE +/- 2.66, N = 15SE +/- 3.33, N = 12SE +/- 2.64, N = 12SE +/- 4.92, N = 12SE +/- 3.74, N = 15SE +/- 0.84, N = 15SE +/- 1.27, N = 15SE +/- 0.09, N = 3SE +/- 0.07, N = 3SE +/- 0.57, N = 4SE +/- 0.12, N = 3SE +/- 0.57, N = 15SE +/- 0.25, N = 3SE +/- 0.20, N = 3SE +/- 0.16, N = 3SE +/- 0.04, N = 3SE +/- 0.14, N = 3SE +/- 0.06, N = 3SE +/- 0.06, N = 3SE +/- 0.24, N = 3SE +/- 3.44, N = 15SE +/- 0.30, N = 3SE +/- 3.24, N = 12SE +/- 2.69, N = 15SE +/- 0.79, N = 10SE +/- 1.35, N = 5SE +/- 1.73, N = 15SE +/- 0.97, N = 15SE +/- 0.70, N = 3SE +/- 0.74, N = 3SE +/- 4.24, N = 12SE +/- 6.66, N = 456.9866.09194.70131.7454.4752.8774.01169.96106.6657.6967.2454.0566.2865.6058.31108.64113.5991.2491.3740.5136.7441.4956.7641.9153.0240.3343.6844.0540.1242.1240.1044.0081.4239.4069.9575.0386.14107.6181.7892.75110.42103.02158.91485.361. (CC) gcc options: -lpthread

Facebook RocksDB

Test: Random Read

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Random ReadClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Ubuntu 20.04 Glibc no-miti 5.4 GCC 9.33M6M9M12M15MSE +/- 163266.27, N = 15SE +/- 47675.18, N = 3SE +/- 135617.05, N = 15SE +/- 1078.85, N = 3SE +/- 51528.63, N = 15SE +/- 269804.03, N = 15SE +/- 82014.73, N = 15SE +/- 306060.99, N = 15SE +/- 154351.44, N = 15SE +/- 228012.00, N = 15SE +/- 163659.07, N = 3SE +/- 280140.66, N = 15SE +/- 78365.75, N = 15SE +/- 59444.48, N = 15SE +/- 60996.37, N = 3SE +/- 311333.45, N = 12SE +/- 44738.14, N = 3SE +/- 29727.18, N = 3SE +/- 473308.54, N = 12SE +/- 380498.42, N = 12SE +/- 6569.12, N = 3SE +/- 55748.87, N = 3SE +/- 55022.18, N = 3SE +/- 22283.49, N = 3SE +/- 23258.35, N = 3SE +/- 40170.54, N = 3SE +/- 169122.71, N = 12SE +/- 519981.38, N = 15SE +/- 622728.14, N = 12SE +/- 139685.05, N = 15SE +/- 79097.27, N = 15SE +/- 53403.95, N = 15SE +/- 84564.51, N = 14SE +/- 451372.97, N = 1512336195138178687177906598358561917559911246813729911382155834300986136961241093485720926895730606713713525169125804661356739214503447130148611352041413351366145031471445487413554627145791801333971488158781187140110886413845453877618946286756781753483079021. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic

SQLite Speedtest

Timed Time - Size 1,000

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite Speedtest 3.30Timed Time - Size 1,000Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2FreeBSD 12.1 GENERICFreeBSD 12.2 CUSTOMFreeBSD 13-RC3 clang 11.0.1Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v270140210280350SE +/- 0.10, N = 3SE +/- 0.58, N = 3SE +/- 4.85, N = 9SE +/- 2.41, N = 3SE +/- 0.50, N = 3SE +/- 0.27, N = 3SE +/- 1.98, N = 3SE +/- 0.82, N = 3SE +/- 0.32, N = 3SE +/- 0.30, N = 3SE +/- 0.82, N = 3SE +/- 1.32, N = 10SE +/- 0.21, N = 3SE +/- 1.55, N = 3SE +/- 0.38, N = 3SE +/- 0.47, N = 3SE +/- 0.72, N = 3SE +/- 0.08, N = 3SE +/- 0.50, N = 3SE +/- 0.82, N = 3SE +/- 8.21, N = 12SE +/- 0.42, N = 3SE +/- 0.43, N = 3SE +/- 0.33, N = 3SE +/- 0.43, N = 3SE +/- 0.12, N = 3SE +/- 0.19, N = 3SE +/- 0.12, N = 3SE +/- 0.78, N = 3SE +/- 0.39, N = 3SE +/- 0.25, N = 3SE +/- 0.46, N = 3SE +/- 0.66, N = 3SE +/- 0.17, N = 3SE +/- 0.11, N = 3SE +/- 0.48, N = 3SE +/- 0.19, N = 3SE +/- 0.20, N = 3SE +/- 1.60, N = 3SE +/- 1.93, N = 15SE +/- 0.36, N = 3SE +/- 0.87, N = 3SE +/- 1.04, N = 3SE +/- 0.86, N = 3SE +/- 4.91, N = 3SE +/- 0.57, N = 393.47114.45161.91218.74210.82273.85165.9898.1093.73118.31279.12141.9395.88100.2598.9093.5092.2893.90109.24123.27162.2295.3392.1694.2695.1191.1691.4395.1896.6498.1594.6494.2894.7493.9798.9892.1798.7398.28108.45117.77108.63124.40149.98156.03303.74155.011. (CC) gcc options:

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2FreeBSD 12.1 GENERICFreeBSD 12.2 CUSTOMFreeBSD 13-RC3 clang 11.0.1Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.314002800420056007000SE +/- 33.00, N = 3SE +/- 23.67, N = 3SE +/- 6.00, N = 3SE +/- 30.72, N = 4SE +/- 16.51, N = 7SE +/- 28.00, N = 3SE +/- 42.73, N = 3SE +/- 33.00, N = 3SE +/- 28.00, N = 3SE +/- 16.67, N = 3SE +/- 28.58, N = 3SE +/- 57.52, N = 4SE +/- 33.00, N = 3SE +/- 26.33, N = 3SE +/- 33.00, N = 3SE +/- 29.00, N = 3SE +/- 46.33, N = 3SE +/- 37.00, N = 3SE +/- 37.00, N = 3SE +/- 29.00, N = 3SE +/- 22.67, N = 3SE +/- 23.67, N = 3SE +/- 28.00, N = 3SE +/- 29.00, N = 3SE +/- 27.00, N = 3SE +/- 34.35, N = 3SE +/- 33.00, N = 3SE +/- 34.35, N = 3SE +/- 7.80, N = 3SE +/- 46.19, N = 3SE +/- 9.67, N = 3SE +/- 16.74, N = 3SE +/- 55.80, N = 1249674190373121062223872657864101633460150005102431152084934457335543521454749674411493446874191524552824687414341904601462946584491384649673846446418384166454544652669268812881. (CC) gcc options: -O3

Schbench

Message Threads: 8 - Workers Per Message Thread: 8

OpenBenchmarking.orgusec, 99.9th Latency Percentile, Fewer Is BetterSchbenchMessage Threads: 8 - Workers Per Message Thread: 8Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v250K100K150K200K250KSE +/- 3498.05, N = 15SE +/- 2242.78, N = 15SE +/- 2207.55, N = 15SE +/- 1464.00, N = 12SE +/- 1552.34, N = 12SE +/- 1148.04, N = 3SE +/- 1411.66, N = 15SE +/- 782.09, N = 3SE +/- 1590.16, N = 3SE +/- 1310.51, N = 15SE +/- 2238.27, N = 3SE +/- 1671.75, N = 15SE +/- 1579.64, N = 15SE +/- 1753.78, N = 4SE +/- 1173.14, N = 3SE +/- 1993.17, N = 12SE +/- 1076.86, N = 3SE +/- 1471.92, N = 15SE +/- 1320.84, N = 15SE +/- 1077.13, N = 15SE +/- 1099.48, N = 15SE +/- 1111.02, N = 15SE +/- 1065.81, N = 3SE +/- 1595.24, N = 15SE +/- 2649.46, N = 3SE +/- 954.99, N = 15SE +/- 1048.59, N = 3SE +/- 1133.36, N = 5SE +/- 1069.22, N = 3SE +/- 1054.82, N = 6SE +/- 903.08, N = 3SE +/- 1214.65, N = 15SE +/- 1296.95, N = 4SE +/- 1203.77, N = 3SE +/- 1901.28, N = 15SE +/- 1968.22, N = 3SE +/- 1436.77, N = 14SE +/- 1719.02, N = 5SE +/- 170.67, N = 3SE +/- 1419.59, N = 4SE +/- 1388.72, N = 15SE +/- 1322.09, N = 15SE +/- 1816.22, N = 3SE +/- 1598.72, N = 3106982881921011461103578285985547143206154368132224138274140715130987135646133664121216134027130731142899149555852579776685717239360131516242261860938904589216887898810788277888589433692885967251361071385781330431398619472012323012114810892894336

pmbench

Concurrent Worker Threads: 2 - Read-Write Ratio: 50%

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 2 - Read-Write Ratio: 50%Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.30.04060.08120.12180.16240.203SE +/- 0.0006, N = 3SE +/- 0.0005, N = 3SE +/- 0.0021, N = 15SE +/- 0.0005, N = 4SE +/- 0.0002, N = 3SE +/- 0.0016, N = 3SE +/- 0.0021, N = 3SE +/- 0.0005, N = 3SE +/- 0.0003, N = 3SE +/- 0.0002, N = 3SE +/- 0.0000, N = 3SE +/- 0.0001, N = 3SE +/- 0.0005, N = 3SE +/- 0.0002, N = 3SE +/- 0.0001, N = 3SE +/- 0.0008, N = 14SE +/- 0.0016, N = 3SE +/- 0.0001, N = 3SE +/- 0.0002, N = 3SE +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0007, N = 3SE +/- 0.0002, N = 3SE +/- 0.0001, N = 3SE +/- 0.0002, N = 3SE +/- 0.0002, N = 3SE +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0002, N = 3SE +/- 0.0004, N = 3SE +/- 0.0004, N = 3SE +/- 0.0005, N = 3SE +/- 0.0003, N = 3SE +/- 0.0011, N = 14SE +/- 0.0011, N = 3SE +/- 0.0002, N = 3SE +/- 0.0001, N = 3SE +/- 0.0004, N = 3SE +/- 0.0003, N = 3SE +/- 0.0001, N = 30.08400.08520.13000.08000.08000.18040.12700.08550.08530.08470.08840.08800.08360.08320.08350.11180.12290.08780.08850.08860.08860.08860.08900.08870.08920.08840.08860.08900.08880.08880.08880.08830.08900.08480.10290.12220.08430.09070.09430.09530.0886

t-test1

Threads: 1

OpenBenchmarking.orgSeconds, Fewer Is Bettert-test1 2017-01-13Threads: 1Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2FreeBSD 12.2 CUSTOMFreeBSD 13-RC3 clang 11.0.1Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2VoidLinux Musl no-miti ext4 GCC 9.320406080100SE +/- 0.01, N = 3SE +/- 0.31, N = 3SE +/- 0.07, N = 3SE +/- 0.20, N = 3SE +/- 0.02, N = 3SE +/- 0.32, N = 3SE +/- 0.06, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.08, N = 3SE +/- 0.43, N = 12SE +/- 0.04, N = 3SE +/- 0.05, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.06, N = 3SE +/- 0.06, N = 3SE +/- 0.06, N = 3SE +/- 0.14, N = 3SE +/- 0.03, N = 3SE +/- 0.43, N = 13SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.05, N = 3SE +/- 0.25, N = 3SE +/- 0.01, N = 3SE +/- 0.06, N = 3SE +/- 0.37, N = 3SE +/- 0.09, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.12, N = 3SE +/- 0.08, N = 3SE +/- 0.10, N = 3SE +/- 0.08, N = 3SE +/- 0.03, N = 3SE +/- 0.04, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.38, N = 3SE +/- 0.07, N = 3SE +/- 0.05, N = 3SE +/- 0.02, N = 3SE +/- 0.05, N = 3SE +/- 0.15, N = 320.2829.6426.4327.8314.2683.7920.9820.7735.9359.4728.3119.9619.6621.2320.9619.9621.0727.3927.4421.1626.4722.0820.6621.9322.4920.6019.8422.1522.8122.3221.9221.7021.5521.6523.2520.5023.0721.3321.4223.4820.5910.7736.1135.5721.5113.1913.0912.501. (CC) gcc options: -pthread

IPC_benchmark

Type: TCP Socket - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 128Clear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v2700K1400K2100K2800K3500KSE +/- 8357.44, N = 3SE +/- 11221.22, N = 3SE +/- 32641.40, N = 12SE +/- 16263.89, N = 15SE +/- 2506.42, N = 3SE +/- 8998.49, N = 3SE +/- 5883.03, N = 3SE +/- 1059.96, N = 3SE +/- 16035.58, N = 3SE +/- 1548.74, N = 3SE +/- 11208.46, N = 3SE +/- 3976.57, N = 3SE +/- 6222.29, N = 3SE +/- 21390.84, N = 3SE +/- 12300.18, N = 3SE +/- 8280.78, N = 3SE +/- 4551.29, N = 3SE +/- 10477.43, N = 3SE +/- 3490.94, N = 3SE +/- 37558.32, N = 4SE +/- 1010.77, N = 3SE +/- 1445.27, N = 3SE +/- 29028.22, N = 15SE +/- 12958.81, N = 3SE +/- 36430.00, N = 4SE +/- 14600.73, N = 3SE +/- 8296.45, N = 3SE +/- 5727.57, N = 3SE +/- 10073.36, N = 3SE +/- 2963.78, N = 3SE +/- 15940.60, N = 3SE +/- 8847.83, N = 3SE +/- 3537.88, N = 3SE +/- 8494.41, N = 3SE +/- 8626.13, N = 3SE +/- 6923.56, N = 3SE +/- 12329.10, N = 3SE +/- 24365.42, N = 3SE +/- 17560.04, N = 3SE +/- 2830.69, N = 3SE +/- 10460.54, N = 3SE +/- 13114.31, N = 15SE +/- 40241.35, N = 3SE +/- 1506.66, N = 32826081224778196132295205425197482887584241065248280725845492779400280373521433453036266291252327011831262283124739125292022825420270090031841542733423254357430218832881104283952927717672773886285082027116132883630259675922567153056363228048926366742068362275276524352892390594108866595458927108381345811

OSBench

Test: Create Processes

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ProcessesClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2FreeBSD 12.1 GENERICFreeBSD 12.2 CUSTOMFreeBSD 13-RC3 clang 11.0.1Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v21428425670SE +/- 0.15, N = 3SE +/- 0.37, N = 5SE +/- 0.16, N = 3SE +/- 0.49, N = 3SE +/- 0.19, N = 3SE +/- 0.09, N = 3SE +/- 0.65, N = 4SE +/- 0.20, N = 13SE +/- 0.40, N = 3SE +/- 0.13, N = 3SE +/- 0.55, N = 3SE +/- 0.08, N = 3SE +/- 0.30, N = 4SE +/- 0.31, N = 3SE +/- 0.36, N = 3SE +/- 0.36, N = 3SE +/- 0.09, N = 3SE +/- 0.15, N = 3SE +/- 0.50, N = 3SE +/- 0.14, N = 3SE +/- 0.46, N = 3SE +/- 0.32, N = 3SE +/- 0.06, N = 3SE +/- 0.28, N = 3SE +/- 0.07, N = 3SE +/- 0.11, N = 3SE +/- 0.23, N = 3SE +/- 0.48, N = 3SE +/- 0.34, N = 3SE +/- 0.29, N = 7SE +/- 0.29, N = 3SE +/- 0.31, N = 3SE +/- 0.45, N = 15SE +/- 0.26, N = 3SE +/- 0.37, N = 5SE +/- 0.28, N = 15SE +/- 3.01, N = 15SE +/- 0.10, N = 3SE +/- 0.08, N = 3SE +/- 0.37, N = 4SE +/- 0.08, N = 3SE +/- 0.08, N = 3SE +/- 0.15, N = 3SE +/- 0.29, N = 3SE +/- 0.29, N = 3SE +/- 0.70, N = 328.0734.8831.8339.6236.9935.7658.4524.6725.2822.0163.5922.6822.4522.0224.0824.8125.2623.8929.2023.0958.6923.9522.2424.3031.1523.1529.3027.9127.4627.3125.9024.7926.4126.0030.6525.2633.8423.5423.0926.0422.6925.2452.6553.0629.1144.331. (CC) gcc options:

MBW

Test: Memory Copy - Array Size: 512 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 512 MiBClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2FreeBSD 12.2 CUSTOMFreeBSD 13-RC3 clang 11.0.1Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.32K4K6K8K10KSE +/- 11.88, N = 3SE +/- 26.63, N = 3SE +/- 41.93, N = 3SE +/- 26.77, N = 3SE +/- 44.22, N = 3SE +/- 36.39, N = 3SE +/- 13.79, N = 3SE +/- 43.23, N = 3SE +/- 1.58, N = 3SE +/- 5.88, N = 3SE +/- 5.24, N = 3SE +/- 4.54, N = 3SE +/- 64.91, N = 3SE +/- 5.66, N = 3SE +/- 97.80, N = 3SE +/- 24.63, N = 3SE +/- 19.27, N = 3SE +/- 10.07, N = 3SE +/- 8.04, N = 3SE +/- 51.23, N = 3SE +/- 6.13, N = 3SE +/- 58.56, N = 3SE +/- 3.03, N = 3SE +/- 58.71, N = 3SE +/- 65.04, N = 3SE +/- 4.99, N = 3SE +/- 51.04, N = 3SE +/- 78.30, N = 3SE +/- 15.86, N = 3SE +/- 1.61, N = 3SE +/- 7.32, N = 3SE +/- 22.14, N = 3SE +/- 93.71, N = 7SE +/- 79.27, N = 3SE +/- 3.82, N = 3SE +/- 47.60, N = 3SE +/- 34.53, N = 3SE +/- 12.50, N = 3SE +/- 4.27, N = 3SE +/- 37.06, N = 3SE +/- 23.52, N = 3SE +/- 49.52, N = 3SE +/- 80.51, N = 3SE +/- 72.76, N = 8SE +/- 33.14, N = 38236.118690.598769.868111.998422.285875.968665.488358.126295.883914.098628.008669.018668.098766.268805.468418.968968.018859.158983.858654.068741.768767.818769.598699.718789.968817.098855.208441.288732.548893.518779.588662.798768.208739.678965.058828.658792.988723.168670.678977.178759.588053.018272.088236.838872.821. (CC) gcc options: -O3 -march=native

ctx_clock

Context Switch Time

OpenBenchmarking.orgClocks, Fewer Is Betterctx_clockContext Switch TimeClear Linux OS 33720 no-miti 5.8.9 GCC 10.2Fedora 24-RC1 Glibc -miti BTRFS 5.11 GCC 11Fedora 33B Glibc no-miti 5.8 GCC 10.2Gentoo @Parralels Musl 5.11 GCC 10.3Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 core2Gentoo Glibc no-miti F2FS 5.9.14 GCC 9.3 x86_64Gentoo Musl F2FS no-miti 5.8.11 GCC 9.3Gentoo mitigation 5.8.1 GCC 10 voluntaryGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 5.8.5 GCC 10 voluntaryGentoo no-miti 5.8.5 clang 10 protector voluntaryGentoo no-miti 5.8.6 GCC 10 O3Gentoo no-miti 5.8.7 Clang 10 preemptGentoo no-miti 5.8.7 Clang 10 preempt clangGentoo no-miti 5.9 git GCC 10.2Gentoo no-miti 5.9-rc1 GCC 10 voluntary no-experiGentoo no-mitigation 4.19.113Gentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.4.31Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.6.9Gentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.8Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10OpenMandriva 4.1 Glibc no-miti 5.5 GCC 9.2Parallel Gentoo 5.12 -miti GCC 11.1 ClearLinux CFLAGSParallel Gentoo 5.12 PTI GCC 11.1 ClearLinux Preset worldUbuntu 20.04 Glibc no-miti 5.4 GCC 9.3VoidLinux Musl 5.8.9 ext4 GCC 9.3 v25001000150020002500SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 10.79, N = 3SE +/- 0.67, N = 3SE +/- 1.16, N = 14SE +/- 2.40, N = 3SE +/- 4.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 1.15, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 4.14, N = 15SE +/- 0.67, N = 3SE +/- 0.00, N = 3SE +/- 12.45, N = 312712678192212612914222671231301301441221221398378411471331181201211181231211181231221191191191191251201271431401391411719679501248171. (CC) gcc options:

Phoronix Test Suite v10.8.4