Gentoo Kernel benchmark

Gentoo mitigation 5.8.1 GCC 10 voluntary

HTML result view exported from: https://openbenchmarking.org/result/2008294-NE-2008192NE26.

Gentoo Kernel benchmarkProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLOpenCLCompilerFile-SystemScreen ResolutionGentoo 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 voluntaryIntel 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 11.0.0OpenBenchmarking.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,rwProcessor 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: 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 affectedCompiler Details- Gentoo no-mitigation 5.6.12 Clang-build: Optimized build; Default target: x86_64-pc-linux-gnu; Host CPU: ivybridgeKernel Details- Gentoo no-miti 5.8.5 GCC 10 voluntary: i915.fastboot=1

Gentoo Kernel benchmarkpostmark: Disk Transaction Performancetinymembench: Standard Memcpytinymembench: Standard Memsetmbw: Memory Copy - 512 MiBt-test1: 1pmbench: 2 - 50%ipc-benchmark: TCP Socket - 128hackbench: 8 - Threadsqlite-speedtest: Timed Time - Size 1,000ctx-clock: Context Switch Timerocksdb: Rand Readosbench: Create Processesschbench: 8 - 8Gentoo 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 voluntary44389636.524892.28767.81122.0770.0878270090040.50795.3261181352516923.9467628525746879535.025510.98699.71421.9310.0886273342341.49494.2611211356739224.2996228571746299545.224865.68662.79421.7020.0890271161342.11794.2841191355462724.7931488810741919642.724803.58789.96122.4860.0886254357456.76195.1111181450344731.14700323936046589616.824874.58768.19521.5450.0888288363040.09994.7421191457918026.4147128827744919642.224211.88739.66721.6480.0888259675943.99893.9661191333971425.9971628885846879524.924819.98441.27522.1500.0887283952940.32795.1821181335136627.9100748609341439577.724824.98732.54122.8060.0892277176743.68396.6381231450314727.4610528904541908893.50622.3190.0884277388644.05398.14812227.3098268921646019523.424930.08779.57721.9190.0886285082040.11794.6411191445487425.8994108878949349618.724919.18769.58620.6620.0885318415436.73992.1611201258046622.2365069776652459609.924917.48817.08520.5970.0886302188341.91391.1621231301486123.15441813151652829662.624502.38855.20219.8410.0890288110453.02191.4291211352041429.30084924226149679598.224915.68828.64620.4950.0883305636339.39792.1671201187140125.2575879288538469590.824189.48965.04823.2530.0888225671581.42398.975125881587830.6539549433638469543.624700.18792.98223.0680.0890228048969.94698.7301271088641333.8401799672518389321.725698.88670.66521.4240.1029206836286.143108.446140776189423.08607113857844649281.425747.08723.16121.3300.0848263667475.02698.283143845453823.54383513610745459351.425827.58759.57820.5870.0843243528981.783108.633141781753422.69268013986141669583.027055.98977.16823.4750.12222752765107.612117.765139628675626.03590513304345479363.625753.98654.06021.1550.1118252920291.244123.265147689573023.09401814289946019210.925282.28627.99828.3130.12702584549106.659141.925123619175522.68314313222443119330.325772.28766.25721.2340.0847214334554.05398.9001441138215524.08425013098750009260.625766.68669.01119.9580.0855277940057.68695.879130991124622.44830213827451029202.625712.88668.09319.6620.0853280373567.237100.253130813729922.02351914071549678743.124764.28741.76026.4720.1229282542091.372162.222133606713758.69309114955516334259.19831.53914.09259.4720.1804482807169.958279.1232267598358563.59338715436852089562.824484.98805.46420.9640.0884303626666.27793.504122834300924.809837135646OpenBenchmarking.org

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceGentoo 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 voluntary11002200330044005500SE +/- 26.33, N = 3SE +/- 29.00, N = 3SE +/- 46.33, N = 3SE +/- 29.00, N = 3SE +/- 27.00, N = 3SE +/- 29.00, N = 3SE +/- 22.67, N = 3SE +/- 23.67, N = 3SE +/- 28.00, N = 3SE +/- 33.00, N = 3SE +/- 37.00, N = 3SE +/- 37.00, N = 3SE +/- 33.00, N = 3SE +/- 34.35, N = 3SE +/- 34.35, N = 3SE +/- 7.80, N = 3SE +/- 57.52, N = 4SE +/- 28.00, N = 3SE +/- 42.73, N = 3SE +/- 33.00, N = 34411468746294191465844914687414341904601493452455282496738463846183844644545416645474601431150005102496716335208

Tinymembench

Standard Memcpy

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemcpyGentoo 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 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 voluntary2K4K6K8K10KSE +/- 38.08, N = 3SE +/- 50.69, N = 3SE +/- 3.95, N = 3SE +/- 16.52, N = 3SE +/- 30.25, N = 3SE +/- 15.61, N = 3SE +/- 42.67, N = 3SE +/- 32.15, N = 3SE +/- 26.59, N = 3SE +/- 44.81, N = 3SE +/- 15.25, N = 3SE +/- 12.10, N = 3SE +/- 38.81, N = 3SE +/- 4.60, N = 3SE +/- 8.83, N = 3SE +/- 9.70, N = 3SE +/- 30.21, N = 3SE +/- 2.91, N = 3SE +/- 12.44, N = 3SE +/- 13.26, N = 3SE +/- 130.37, N = 3SE +/- 3.38, N = 3SE +/- 37.37, N = 3SE +/- 3.76, N = 3SE +/- 242.36, N = 9SE +/- 19.20, N = 3SE +/- 43.19, N = 39636.59535.09545.29642.79616.89642.29524.99577.79523.49618.79609.99662.69598.29590.89543.69321.79281.49351.49583.09363.69210.99330.39260.69202.68743.14259.19562.81. (CC) gcc options: -O2 -lm

Tinymembench

Standard Memset

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemsetGentoo 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 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 voluntary6K12K18K24K30KSE +/- 56.05, N = 3SE +/- 188.61, N = 3SE +/- 45.81, N = 3SE +/- 226.79, N = 3SE +/- 12.87, N = 3SE +/- 27.76, N = 3SE +/- 23.53, N = 3SE +/- 41.62, N = 3SE +/- 40.66, N = 3SE +/- 27.52, N = 3SE +/- 65.02, N = 3SE +/- 292.80, N = 3SE +/- 40.05, N = 3SE +/- 30.58, N = 3SE +/- 39.93, N = 3SE +/- 119.59, N = 3SE +/- 36.75, N = 3SE +/- 19.18, N = 3SE +/- 45.85, N = 3SE +/- 55.80, N = 3SE +/- 560.56, N = 3SE +/- 47.87, N = 3SE +/- 48.73, N = 3SE +/- 20.06, N = 3SE +/- 496.42, N = 9SE +/- 47.96, N = 3SE +/- 495.33, N = 324892.225510.924865.624803.524874.524211.824819.924824.924930.024919.124917.424502.324915.624189.424700.125698.825747.025827.527055.925753.925282.225772.225766.625712.824764.29831.524484.91. (CC) gcc options: -O2 -lm

MBW

Test: Memory Copy - Array Size: 512 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 512 MiBGentoo 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 voluntary2K4K6K8K10KSE +/- 58.56, N = 3SE +/- 58.71, N = 3SE +/- 22.14, N = 3SE +/- 65.04, N = 3SE +/- 93.71, N = 7SE +/- 79.27, N = 3SE +/- 78.30, N = 3SE +/- 15.86, N = 3SE +/- 1.61, N = 3SE +/- 7.32, N = 3SE +/- 3.03, N = 3SE +/- 4.99, N = 3SE +/- 51.04, N = 3SE +/- 47.60, N = 3SE +/- 3.82, N = 3SE +/- 34.53, N = 3SE +/- 4.27, N = 3SE +/- 12.50, N = 3SE +/- 23.52, N = 3SE +/- 37.06, N = 3SE +/- 51.23, N = 3SE +/- 5.24, N = 3SE +/- 5.66, N = 3SE +/- 4.54, N = 3SE +/- 64.91, N = 3SE +/- 6.13, N = 3SE +/- 5.88, N = 3SE +/- 97.80, N = 38767.818699.718662.798789.968768.208739.678441.288732.548893.518779.588769.598817.098855.208828.658965.058792.988670.678723.168759.588977.178654.068628.008766.268669.018668.098741.763914.098805.46

t-test1

Threads: 1

OpenBenchmarking.orgSeconds, Fewer Is Bettert-test1 2017-01-13Threads: 1Gentoo 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 voluntary1326395265SE +/- 0.02, N = 3SE +/- 0.05, N = 3SE +/- 0.12, N = 3SE +/- 0.25, N = 3SE +/- 0.08, N = 3SE +/- 0.10, N = 3SE +/- 0.37, N = 3SE +/- 0.09, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.06, N = 3SE +/- 0.03, N = 3SE +/- 0.08, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.43, N = 12SE +/- 0.01, N = 3SE +/- 0.04, N = 3SE +/- 0.05, N = 3SE +/- 0.43, N = 13SE +/- 0.08, N = 3SE +/- 0.02, N = 322.0821.9321.7022.4921.5521.6522.1522.8122.3221.9220.6620.6019.8420.5023.2523.0721.4221.3320.5923.4821.1628.3121.2319.9619.6626.4759.4720.96

pmbench

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

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 2 - Read-Write Ratio: 50%Gentoo 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 voluntary0.04060.08120.12180.16240.203SE +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0002, N = 3SE +/- 0.0002, N = 3SE +/- 0.0001, N = 3SE +/- 0.0002, N = 3SE +/- 0.0002, N = 3SE +/- 0.0002, N = 3SE +/- 0.0001, N = 3SE +/- 0.0007, N = 3SE +/- 0.0004, N = 3SE +/- 0.0004, N = 3SE +/- 0.0005, N = 3SE +/- 0.0011, N = 14SE +/- 0.0003, N = 3SE +/- 0.0002, N = 3SE +/- 0.0011, N = 3SE +/- 0.0008, N = 14SE +/- 0.0021, N = 3SE +/- 0.0002, N = 3SE +/- 0.0005, N = 3SE +/- 0.0003, N = 3SE +/- 0.0016, N = 3SE +/- 0.0016, N = 3SE +/- 0.0000, N = 30.08780.08860.08900.08860.08880.08880.08870.08920.08840.08860.08850.08860.08900.08830.08880.08900.10290.08480.08430.12220.11180.12700.08470.08550.08530.12290.18040.0884

IPC_benchmark

Type: TCP Socket - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 128Gentoo 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 voluntary700K1400K2100K2800K3500KSE +/- 37558.32, N = 4SE +/- 1445.27, N = 3SE +/- 2963.78, N = 3SE +/- 29028.22, N = 15SE +/- 15940.60, N = 3SE +/- 8847.83, N = 3SE +/- 14600.73, N = 3SE +/- 8296.45, N = 3SE +/- 5727.57, N = 3SE +/- 10073.36, N = 3SE +/- 1010.77, N = 3SE +/- 12958.81, N = 3SE +/- 36430.00, N = 4SE +/- 8494.41, N = 3SE +/- 3537.88, N = 3SE +/- 8626.13, N = 3SE +/- 12329.10, N = 3SE +/- 6923.56, N = 3SE +/- 17560.04, N = 3SE +/- 24365.42, N = 3SE +/- 10477.43, N = 3SE +/- 16035.58, N = 3SE +/- 3976.57, N = 3SE +/- 1548.74, N = 3SE +/- 11208.46, N = 3SE +/- 3490.94, N = 3SE +/- 1059.96, N = 3SE +/- 6222.29, N = 3270090027334232711613254357428836302596759283952927717672773886285082031841543021883288110430563632256715228048920683622636674243528927527652529202258454921433452779400280373528254204828073036266

Hackbench

Count: 8 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ThreadGentoo 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 voluntary4080120160200SE +/- 0.09, N = 3SE +/- 0.57, N = 4SE +/- 0.06, N = 3SE +/- 0.12, N = 3SE +/- 0.06, N = 3SE +/- 0.24, N = 3SE +/- 0.20, N = 3SE +/- 0.16, N = 3SE +/- 0.04, N = 3SE +/- 0.14, N = 3SE +/- 0.07, N = 3SE +/- 0.57, N = 15SE +/- 0.25, N = 3SE +/- 0.30, N = 3SE +/- 3.44, N = 15SE +/- 3.24, N = 12SE +/- 0.79, N = 10SE +/- 2.69, N = 15SE +/- 1.73, N = 15SE +/- 1.35, N = 5SE +/- 0.84, N = 15SE +/- 1.19, N = 7SE +/- 1.80, N = 12SE +/- 1.94, N = 15SE +/- 2.49, N = 15SE +/- 1.27, N = 15SE +/- 0.69, N = 3SE +/- 2.66, N = 1540.5141.4942.1256.7640.1044.0040.3343.6844.0540.1236.7441.9153.0239.4081.4269.9586.1475.0381.78107.6191.24106.6654.0557.6967.2491.37169.9666.28

SQLite Speedtest

Timed Time - Size 1,000

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite Speedtest 3.30Timed Time - Size 1,000Gentoo 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 voluntary60120180240300SE +/- 0.42, N = 3SE +/- 0.33, N = 3SE +/- 0.46, N = 3SE +/- 0.43, N = 3SE +/- 0.66, N = 3SE +/- 0.17, N = 3SE +/- 0.12, N = 3SE +/- 0.78, N = 3SE +/- 0.39, N = 3SE +/- 0.25, N = 3SE +/- 0.43, N = 3SE +/- 0.12, N = 3SE +/- 0.19, N = 3SE +/- 0.48, N = 3SE +/- 0.11, N = 3SE +/- 0.19, N = 3SE +/- 1.60, N = 3SE +/- 0.20, N = 3SE +/- 0.36, N = 3SE +/- 1.93, N = 15SE +/- 0.82, N = 3SE +/- 1.32, N = 10SE +/- 0.38, N = 3SE +/- 0.21, N = 3SE +/- 1.55, N = 3SE +/- 8.21, N = 12SE +/- 0.82, N = 3SE +/- 0.47, N = 395.3394.2694.2895.1194.7493.9795.1896.6498.1594.6492.1691.1691.4392.1798.9898.73108.4598.28108.63117.77123.27141.9398.9095.88100.25162.22279.1293.50

ctx_clock

Context Switch Time

OpenBenchmarking.orgClocks, Fewer Is Betterctx_clockContext 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 voluntary5001000150020002500SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 1.15, 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 +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 10.79, N = 31181211191181191191181231221191201231211201251271401431411391471231441301301332267122

Facebook RocksDB

Test: Random Read

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Random ReadGentoo 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 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 voluntary3M6M9M12M15MSE +/- 60996.37, N = 3SE +/- 44738.14, N = 3SE +/- 22283.49, N = 3SE +/- 29727.18, N = 3SE +/- 23258.35, N = 3SE +/- 40170.54, N = 3SE +/- 6569.12, N = 3SE +/- 55748.87, N = 3SE +/- 55022.18, N = 3SE +/- 311333.45, N = 12SE +/- 473308.54, N = 12SE +/- 380498.42, N = 12SE +/- 519981.38, N = 15SE +/- 169122.71, N = 12SE +/- 622728.14, N = 12SE +/- 79097.27, N = 15SE +/- 139685.05, N = 15SE +/- 84564.51, N = 14SE +/- 53403.95, N = 15SE +/- 78365.75, N = 15SE +/- 51528.63, N = 15SE +/- 306060.99, N = 15SE +/- 269804.03, N = 15SE +/- 82014.73, N = 15SE +/- 59444.48, N = 15SE +/- 1078.85, N = 3SE +/- 154351.44, N = 151352516913567392135546271450344714579180133397141335136614503147144548741258046613014861135204141187140188158781088641377618948454538781753462867566895730619175511382155991124681372996067137598358583430091. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread

OSBench

Test: Create Processes

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ProcessesGentoo 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 voluntary1428425670SE +/- 0.32, N = 3SE +/- 0.28, N = 3SE +/- 0.31, N = 3SE +/- 0.07, N = 3SE +/- 0.45, N = 15SE +/- 0.26, N = 3SE +/- 0.48, N = 3SE +/- 0.34, N = 3SE +/- 0.29, N = 7SE +/- 0.29, N = 3SE +/- 0.06, N = 3SE +/- 0.11, N = 3SE +/- 0.23, N = 3SE +/- 0.28, N = 15SE +/- 0.37, N = 5SE +/- 3.01, N = 15SE +/- 0.08, N = 3SE +/- 0.10, N = 3SE +/- 0.08, N = 3SE +/- 0.37, N = 4SE +/- 0.14, N = 3SE +/- 0.08, N = 3SE +/- 0.36, N = 3SE +/- 0.30, N = 4SE +/- 0.31, N = 3SE +/- 0.46, N = 3SE +/- 0.55, N = 3SE +/- 0.36, N = 323.9524.3024.7931.1526.4126.0027.9127.4627.3125.9022.2423.1529.3025.2630.6533.8423.0923.5422.6926.0423.0922.6824.0822.4522.0258.6963.5924.81

Schbench

Message Threads: 8 - Workers Per Message Thread: 8

OpenBenchmarking.orgusec, 99.9th Latency Percentile, Fewer Is BetterSchbenchMessage Threads: 8 - Workers Per Message Thread: 8Gentoo 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 voluntary50K100K150K200K250KSE +/- 1077.13, N = 15SE +/- 1111.02, N = 15SE +/- 1054.82, N = 6SE +/- 1065.81, N = 3SE +/- 903.08, N = 3SE +/- 1214.65, N = 15SE +/- 954.99, N = 15SE +/- 1048.59, N = 3SE +/- 1133.36, N = 5SE +/- 1069.22, N = 3SE +/- 1099.48, N = 15SE +/- 1595.24, N = 15SE +/- 2649.46, N = 3SE +/- 1203.77, N = 3SE +/- 1296.95, N = 4SE +/- 1901.28, N = 15SE +/- 1436.77, N = 14SE +/- 1968.22, N = 3SE +/- 170.67, N = 3SE +/- 1719.02, N = 5SE +/- 1471.92, N = 15SE +/- 1590.16, N = 3SE +/- 1671.75, N = 15SE +/- 1310.51, N = 15SE +/- 2238.27, N = 3SE +/- 1320.84, N = 15SE +/- 782.09, N = 3SE +/- 1579.64, N = 1585257857178810723936088277888588609389045892168878997766131516242261928859433696725138578136107139861133043142899132224130987138274140715149555154368135646

Phoronix Test Suite v10.8.4