Gentoo Kernel benchmark

Gentoo no-miti 5.8.7 Clang 10 preempt clang

HTML result view exported from: https://openbenchmarking.org/result/2009072-NE-2009068NE30&grs&sro.

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 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 clangIntel 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)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,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: 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: 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 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, Gentoo no-miti 5.8.5 clang 10 protector voluntary: i915.fastboot=1

Gentoo Kernel benchmarkipc-benchmark: TCP Socket - 128postmark: Disk Transaction Performancesqlite-speedtest: Timed Time - Size 1,000t-test1: 1osbench: Create Processesschbench: 8 - 8tinymembench: Standard Memsetmbw: Memory Copy - 512 MiBtinymembench: Standard Memcpypmbench: 2 - 50%ctx-clock: Context Switch Timerocksdb: Rand Readhackbench: 8 - 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 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 clang2700900443895.32622.07723.9467628525724892.28767.8119636.50.08781181352516940.5072733423468794.26121.93124.2996228571725510.98699.7149535.00.08861211356739241.4942711613462994.28421.70224.7931488810724865.68662.7949545.20.08901191355462742.1172543574419195.11122.48631.14700323936024803.58789.9619642.70.08861181450344756.7612883630465894.74221.54526.4147128827724874.58768.1959616.80.08881191457918040.0992596759449193.96621.64825.9971628885824211.88739.6679642.20.08881191333971443.9982839529468795.18222.15027.9100748609324819.98441.2759524.90.08871181335136640.3272771767414396.63822.80627.4610528904524824.98732.5419577.70.08921231450314743.6832773886419098.14822.31927.309826892168893.5060.088412244.0532850820460194.64121.91925.8994108878924930.08779.5779523.40.08861191445487440.1173184154493492.16120.66222.2365069776624919.18769.5869618.70.08851201258046636.7393021883524591.16220.59723.15441813151624917.48817.0859609.90.08861231301486141.9132881104528291.42919.84129.30084924226124502.38855.2029662.60.08901211352041453.0213056363496792.16720.49525.2575879288524915.68828.6469598.20.08831201187140139.3972256715384698.97523.25330.6539549433624189.48965.0489590.80.0888125881587881.4232280489384698.73023.06833.8401799672524700.18792.9829543.60.08901271088641369.94620683621838108.44621.42423.08607113857825698.88670.6659321.70.1029140776189486.1432636674446498.28321.33023.54383513610725747.08723.1619281.40.0848143845453875.02624352894545108.63320.58722.69268013986125827.58759.5789351.40.0843141781753481.78327527654166117.76523.47526.03590513304327055.98977.1689583.00.12221396286756107.61225292024547123.26521.15523.09401814289925753.98654.0609363.60.1118147689573091.24425845494601141.92528.31322.68314313222425282.28627.9989210.90.12701236191755106.6592143345431198.90021.23424.08425013098725772.28766.2579330.30.08471441138215554.0532779400500095.87919.95822.44830213827425766.68669.0119260.60.0855130991124657.68628037355102100.25319.66222.02351914071525712.88668.0939202.60.0853130813729967.23728254204967162.22226.47258.69309114955524764.28741.7608743.10.1229133606713791.3724828071633279.12359.47263.5933871543689831.53914.0924259.10.180422675983585169.9583036266520893.50420.96424.80983713564624484.98805.4649562.80.0884122834300966.2772912523493492.28419.95925.25647513366424971.28418.9579638.00.0880122861369665.5952701183457393.89521.06723.89351512121626931.38968.0099455.80.08361391241093458.31212622833554109.23827.38529.19594413402727102.98859.1489534.20.08328378572092108.6371247391352127.4361307318983.8490.0835841113.592OpenBenchmarking.org

IPC_benchmark

Type: TCP Socket - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 128Gentoo 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 10700K1400K2100K2800K3500KSE +/- 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 = 34828072584549277940028037352143345303626629125232701183126228312473912529202282542027009003184154273342325435743021883288110428395292771767277388628508202711613288363025967592256715305636322804892636674206836227527652435289

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceGentoo 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 1011002200330044005500SE +/- 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 = 316334601500051024311520849344573355435214547496744114934468741915245528246874143419046014629465844913846496738464464183841664545

SQLite Speedtest

Timed Time - Size 1,000

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite Speedtest 3.30Timed Time - Size 1,000Gentoo 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 1060120180240300SE +/- 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 = 3279.12141.9395.88100.2598.9093.5092.2893.90109.24123.27162.2295.3392.1694.2695.1191.1691.4395.1896.6498.1594.6494.2894.7493.9798.9892.1798.7398.28108.45117.77108.63

t-test1

Threads: 1

OpenBenchmarking.orgSeconds, Fewer Is Bettert-test1 2017-01-13Threads: 1Gentoo 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 101326395265SE +/- 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 = 359.4728.3119.9619.6621.2320.9619.9621.0727.3927.4421.1626.4722.0820.6621.9322.4920.6019.8422.1522.8122.3221.9221.7021.5521.6523.2520.5023.0721.3321.4223.4820.59

OSBench

Test: Create Processes

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ProcessesGentoo 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 101428425670SE +/- 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 = 363.5922.6822.4522.0224.0824.8125.2623.8929.2023.0958.6923.9522.2424.3031.1523.1529.3027.9127.4627.3125.9024.7926.4126.0030.6525.2633.8423.5423.0926.0422.69

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 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 1050K100K150K200K250KSE +/- 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 = 315436813222413827414071513098713564613366412121613402713073114289914955585257977668571723936013151624226186093890458921688789881078827788858943369288596725136107138578133043139861

Tinymembench

Standard Memset

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemsetGentoo 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 106K12K18K24K30KSE +/- 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 = 39831.525282.225766.625712.825772.224484.924971.226931.327102.925753.924764.224892.224919.125510.924803.524917.424502.324819.924824.924930.024865.624874.524211.824189.424915.624700.125747.025698.827055.925827.51. (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 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 102K4K6K8K10KSE +/- 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 = 33914.098628.008669.018668.098766.268805.468418.968968.018859.158983.858654.068741.768767.818769.598699.718789.968817.098855.208441.288732.548893.518779.588662.798768.208739.678965.058828.658792.988723.168670.678977.178759.58

Tinymembench

Standard Memcpy

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemcpyGentoo 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 102K4K6K8K10KSE +/- 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 = 34259.19210.99260.69202.69330.39562.89638.09455.89534.29363.68743.19636.59618.79535.09642.79609.99662.69524.99577.79523.49545.29616.89642.29590.89598.29543.69281.49321.79583.09351.41. (CC) gcc options: -O2 -lm

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 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 100.04060.08120.12180.16240.203SE +/- 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 = 30.18040.12700.08550.08530.08470.08840.08800.08360.08320.08350.11180.12290.08780.08850.08860.08860.08860.08900.08870.08920.08840.08860.08900.08880.08880.08880.08830.08900.08480.10290.12220.0843

ctx_clock

Context Switch Time

OpenBenchmarking.orgClocks, Fewer Is Betterctx_clockContext Switch TimeGentoo 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 105001000150020002500SE +/- 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 = 32267123130130144122122139837841147133118120121118123121118123122119119119119125120127143140139141

Facebook RocksDB

Test: Random Read

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Random ReadGentoo 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 103M6M9M12M15MSE +/- 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 = 1459835856191755991124681372991138215583430098613696124109348572092689573060671371352516912580466135673921450344713014861135204141335136614503147144548741355462714579180133397148815878118714011088641384545387761894628675678175341. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread

Hackbench

Count: 8 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ThreadGentoo 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 104080120160200SE +/- 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 = 15169.96106.6657.6967.2454.0566.2865.6058.31108.64113.5991.2491.3740.5136.7441.4956.7641.9153.0240.3343.6844.0540.1242.1240.1044.0081.4239.4069.9575.0386.14107.6181.78

Phoronix Test Suite v10.8.4