Gentoo Kernel benchmark

Gentoo no-miti 5.8.1 GCC 10 voluntary no-experi

HTML result view exported from: https://openbenchmarking.org/result/2008188-NE-2008174NE89&rdt&rro.

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-experiIntel 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)2880x1800OpenBenchmarking.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=256Processor 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: 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 affectedCompiler Details- Gentoo no-mitigation 5.6.12 Clang-build: Optimized build; Default target: x86_64-pc-linux-gnu; Host CPU: ivybridge

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-experi44119636.524892.28767.81122.0770.0878270090040.50795.3261181352516923.9467628525746879535.025510.98699.71421.9310.0886273342341.49494.2611211356739224.2996228571746299545.224865.68662.79421.7020.0890271161342.11794.2841191355462724.7931488810741919642.724803.58789.96122.4860.0886254357456.76195.1111181450344731.14700323936046589616.824874.58768.19521.5450.0888288363040.09994.7421191457918026.4147128827744919642.224211.88739.66721.6480.0888259675943.99893.9661191333971425.9971628885846879524.924819.98441.27522.1500.0887283952940.32795.1821181335136627.9100748609341439577.724824.98732.54122.8060.0892277176743.68396.6381231450314727.4610528904541908893.50622.3190.0884277388644.05398.14812227.3098268921646019523.424930.08779.57721.9190.0886285082040.11794.6411191445487425.8994108878949349618.724919.18769.58620.6620.0885318415436.73992.1611201258046622.2365069776652459609.924917.48817.08520.5970.0886302188341.91391.1621231301486123.15441813151652829662.624502.38855.20219.8410.0890288110453.02191.4291211352041429.30084924226149679598.224915.68828.64620.4950.0883305636339.39792.1671201187140125.2575879288538469590.824189.48965.04823.2530.0888225671581.42398.975125881587830.6539549433638469543.624700.18792.98223.0680.0890228048969.94698.7301271088641333.8401799672518389321.725698.88670.66521.4240.1029206836286.143108.446140776189423.08607113857844649281.425747.08723.16121.3300.0848263667475.02698.283143845453823.54383513610745459351.425827.58759.57820.5870.0843243528981.783108.633141781753422.69268013986141669583.027055.98977.16823.4750.12222752765107.612117.765139628675626.03590513304345479363.625753.98654.06021.1550.1118252920291.244123.265147689573023.09401814289946019210.925282.28627.99828.3130.12702584549106.659141.925123619175522.68314313222443119330.325772.28766.25721.2340.0847214334554.05398.9001441138215524.08425013098750009260.625766.68669.01119.9580.0855277940057.68695.879130991124622.44830213827451029202.625712.88668.09319.6620.0853280373567.237100.253130813729922.023519140715OpenBenchmarking.org

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.11311002200330044005500SE +/- 42.73, N = 3SE +/- 28.00, N = 3SE +/- 57.52, N = 4SE +/- 7.80, N = 3SE +/- 34.35, N = 3SE +/- 34.35, N = 3SE +/- 33.00, N = 3SE +/- 37.00, N = 3SE +/- 37.00, N = 3SE +/- 33.00, N = 3SE +/- 28.00, N = 3SE +/- 23.67, N = 3SE +/- 22.67, N = 3SE +/- 29.00, N = 3SE +/- 27.00, N = 3SE +/- 29.00, N = 3SE +/- 46.33, N = 3SE +/- 29.00, N = 3SE +/- 26.33, N = 35102500043114601454741664545446418383846384649675282524549344601419041434687449146584191462946874411

Tinymembench

Standard Memcpy

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemcpyGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.1132K4K6K8K10KSE +/- 3.76, N = 3SE +/- 37.37, N = 3SE +/- 3.38, N = 3SE +/- 130.37, N = 3SE +/- 13.26, N = 3SE +/- 12.44, N = 3SE +/- 2.91, N = 3SE +/- 30.21, N = 3SE +/- 9.70, N = 3SE +/- 8.83, N = 3SE +/- 4.60, N = 3SE +/- 38.81, N = 3SE +/- 12.10, N = 3SE +/- 15.25, N = 3SE +/- 44.81, N = 3SE +/- 26.59, N = 3SE +/- 32.15, N = 3SE +/- 42.67, N = 3SE +/- 15.61, N = 3SE +/- 30.25, N = 3SE +/- 16.52, N = 3SE +/- 3.95, N = 3SE +/- 50.69, N = 3SE +/- 38.08, N = 39202.69260.69330.39210.99363.69583.09351.49281.49321.79543.69590.89598.29662.69609.99618.79523.49577.79524.99642.29616.89642.79545.29535.09636.51. (CC) gcc options: -O2 -lm

Tinymembench

Standard Memset

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemsetGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.1136K12K18K24K30KSE +/- 20.06, N = 3SE +/- 48.73, N = 3SE +/- 47.87, N = 3SE +/- 560.56, N = 3SE +/- 55.80, N = 3SE +/- 45.85, N = 3SE +/- 19.18, N = 3SE +/- 36.75, N = 3SE +/- 119.59, N = 3SE +/- 39.93, N = 3SE +/- 30.58, N = 3SE +/- 40.05, N = 3SE +/- 292.80, N = 3SE +/- 65.02, N = 3SE +/- 27.52, N = 3SE +/- 40.66, N = 3SE +/- 41.62, N = 3SE +/- 23.53, N = 3SE +/- 27.76, N = 3SE +/- 12.87, N = 3SE +/- 226.79, N = 3SE +/- 45.81, N = 3SE +/- 188.61, N = 3SE +/- 56.05, N = 325712.825766.625772.225282.225753.927055.925827.525747.025698.824700.124189.424915.624502.324917.424919.124930.024824.924819.924211.824874.524803.524865.625510.924892.21. (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-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.1132K4K6K8K10KSE +/- 64.91, N = 3SE +/- 4.54, N = 3SE +/- 5.66, N = 3SE +/- 5.24, N = 3SE +/- 51.23, N = 3SE +/- 37.06, N = 3SE +/- 23.52, N = 3SE +/- 12.50, N = 3SE +/- 4.27, N = 3SE +/- 34.53, N = 3SE +/- 3.82, N = 3SE +/- 47.60, N = 3SE +/- 51.04, N = 3SE +/- 4.99, N = 3SE +/- 3.03, N = 3SE +/- 7.32, N = 3SE +/- 1.61, N = 3SE +/- 15.86, N = 3SE +/- 78.30, N = 3SE +/- 79.27, N = 3SE +/- 93.71, N = 7SE +/- 65.04, N = 3SE +/- 22.14, N = 3SE +/- 58.71, N = 3SE +/- 58.56, N = 38668.098669.018766.268628.008654.068977.178759.588723.168670.678792.988965.058828.658855.208817.098769.598779.588893.518732.548441.288739.678768.208789.968662.798699.718767.81

t-test1

Threads: 1

OpenBenchmarking.orgSeconds, Fewer Is Bettert-test1 2017-01-13Threads: 1Gentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.113714212835SE +/- 0.05, N = 3SE +/- 0.04, N = 3SE +/- 0.01, N = 3SE +/- 0.43, N = 12SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.00, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.08, N = 3SE +/- 0.03, N = 3SE +/- 0.06, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.09, N = 3SE +/- 0.37, N = 3SE +/- 0.10, N = 3SE +/- 0.08, N = 3SE +/- 0.25, N = 3SE +/- 0.12, N = 3SE +/- 0.05, N = 3SE +/- 0.02, N = 319.6619.9621.2328.3121.1623.4820.5921.3321.4223.0723.2520.5019.8420.6020.6621.9222.3222.8122.1521.6521.5522.4921.7021.9322.08

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-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.1130.02860.05720.08580.11440.143SE +/- 0.0003, N = 3SE +/- 0.0005, N = 3SE +/- 0.0002, N = 3SE +/- 0.0021, N = 3SE +/- 0.0008, N = 14SE +/- 0.0011, N = 3SE +/- 0.0002, N = 3SE +/- 0.0003, N = 3SE +/- 0.0011, N = 14SE +/- 0.0005, N = 3SE +/- 0.0004, N = 3SE +/- 0.0004, N = 3SE +/- 0.0007, N = 3SE +/- 0.0001, N = 3SE +/- 0.0002, N = 3SE +/- 0.0002, 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 +/- 0.0001, N = 3SE +/- 0.0001, N = 3SE +/- 0.0001, N = 30.08530.08550.08470.12700.11180.12220.08430.08480.10290.08900.08880.08830.08900.08860.08850.08860.08840.08920.08870.08880.08880.08860.08900.08860.0878

IPC_benchmark

Type: TCP Socket - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 128Gentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.113700K1400K2100K2800K3500KSE +/- 11208.46, N = 3SE +/- 1548.74, N = 3SE +/- 3976.57, N = 3SE +/- 16035.58, N = 3SE +/- 10477.43, N = 3SE +/- 24365.42, N = 3SE +/- 17560.04, N = 3SE +/- 6923.56, N = 3SE +/- 12329.10, N = 3SE +/- 8626.13, N = 3SE +/- 3537.88, N = 3SE +/- 8494.41, N = 3SE +/- 36430.00, N = 4SE +/- 12958.81, N = 3SE +/- 1010.77, N = 3SE +/- 10073.36, N = 3SE +/- 5727.57, N = 3SE +/- 8296.45, N = 3SE +/- 14600.73, N = 3SE +/- 8847.83, N = 3SE +/- 15940.60, N = 3SE +/- 29028.22, N = 15SE +/- 2963.78, N = 3SE +/- 1445.27, N = 3SE +/- 37558.32, N = 42803735277940021433452584549252920227527652435289263667420683622280489225671530563632881104302188331841542850820277388627717672839529259675928836302543574271161327334232700900

Hackbench

Count: 8 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ThreadGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.11320406080100SE +/- 2.49, N = 15SE +/- 1.94, N = 15SE +/- 1.80, N = 12SE +/- 1.19, N = 7SE +/- 0.84, N = 15SE +/- 1.35, N = 5SE +/- 1.73, N = 15SE +/- 2.69, N = 15SE +/- 0.79, N = 10SE +/- 3.24, N = 12SE +/- 3.44, N = 15SE +/- 0.30, N = 3SE +/- 0.25, N = 3SE +/- 0.57, N = 15SE +/- 0.07, N = 3SE +/- 0.14, N = 3SE +/- 0.04, N = 3SE +/- 0.16, N = 3SE +/- 0.20, N = 3SE +/- 0.24, N = 3SE +/- 0.06, N = 3SE +/- 0.12, N = 3SE +/- 0.06, N = 3SE +/- 0.57, N = 4SE +/- 0.09, N = 367.2457.6954.05106.6691.24107.6181.7875.0386.1469.9581.4239.4053.0241.9136.7440.1244.0543.6840.3344.0040.1056.7642.1241.4940.51

SQLite Speedtest

Timed Time - Size 1,000

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite Speedtest 3.30Timed Time - Size 1,000Gentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.113306090120150SE +/- 1.55, N = 3SE +/- 0.21, N = 3SE +/- 0.38, N = 3SE +/- 1.32, N = 10SE +/- 0.82, N = 3SE +/- 1.93, N = 15SE +/- 0.36, N = 3SE +/- 0.20, N = 3SE +/- 1.60, N = 3SE +/- 0.19, N = 3SE +/- 0.11, N = 3SE +/- 0.48, N = 3SE +/- 0.19, N = 3SE +/- 0.12, N = 3SE +/- 0.43, N = 3SE +/- 0.25, N = 3SE +/- 0.39, N = 3SE +/- 0.78, N = 3SE +/- 0.12, N = 3SE +/- 0.17, N = 3SE +/- 0.66, N = 3SE +/- 0.43, N = 3SE +/- 0.46, N = 3SE +/- 0.33, N = 3SE +/- 0.42, N = 3100.2595.8898.90141.93123.27117.77108.6398.28108.4598.7398.9892.1791.4391.1692.1694.6498.1596.6495.1893.9794.7495.1194.2894.2695.33

ctx_clock

Context Switch Time

OpenBenchmarking.orgClocks, Fewer Is Betterctx_clockContext Switch TimeGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.113306090120150SE +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 1.15, N = 3SE +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 1.33, N = 3SE +/- 0.67, N = 3SE +/- 1.33, N = 3130130144123147139141143140127125120121123120119122123118119119118119121118

Facebook RocksDB

Test: Random Read

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Random ReadGentoo no-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.1133M6M9M12M15MSE +/- 82014.73, N = 15SE +/- 269804.03, N = 15SE +/- 306060.99, N = 15SE +/- 51528.63, N = 15SE +/- 78365.75, N = 15SE +/- 53403.95, N = 15SE +/- 84564.51, N = 14SE +/- 139685.05, N = 15SE +/- 79097.27, N = 15SE +/- 622728.14, N = 12SE +/- 169122.71, N = 12SE +/- 519981.38, N = 15SE +/- 380498.42, N = 12SE +/- 473308.54, N = 12SE +/- 311333.45, N = 12SE +/- 55022.18, N = 3SE +/- 55748.87, N = 3SE +/- 6569.12, N = 3SE +/- 40170.54, N = 3SE +/- 23258.35, N = 3SE +/- 29727.18, N = 3SE +/- 22283.49, N = 3SE +/- 44738.14, N = 3SE +/- 60996.37, N = 38137299991124611382155619175568957306286756781753484545387761894108864138815878118714011352041413014861125804661445487414503147133513661333971414579180145034471355462713567392135251691. (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-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.113816243240SE +/- 0.31, N = 3SE +/- 0.30, N = 4SE +/- 0.36, N = 3SE +/- 0.08, N = 3SE +/- 0.14, N = 3SE +/- 0.37, N = 4SE +/- 0.08, N = 3SE +/- 0.10, N = 3SE +/- 0.08, N = 3SE +/- 3.01, N = 15SE +/- 0.37, N = 5SE +/- 0.28, N = 15SE +/- 0.23, N = 3SE +/- 0.11, N = 3SE +/- 0.06, N = 3SE +/- 0.29, N = 3SE +/- 0.29, N = 7SE +/- 0.34, N = 3SE +/- 0.48, N = 3SE +/- 0.26, N = 3SE +/- 0.45, N = 15SE +/- 0.07, N = 3SE +/- 0.31, N = 3SE +/- 0.28, N = 3SE +/- 0.32, N = 322.0222.4524.0822.6823.0926.0422.6923.5423.0933.8430.6525.2629.3023.1522.2425.9027.3127.4627.9126.0026.4131.1524.7924.3023.95

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-miti 5.8.1 GCC 10 voluntary no-experiGentoo no-miti 5.8.1 GCC 10 voluntaryGentoo no-miti 5.8.1 xanmod Clang 10 preemptGentoo no-miti 4.19.138 GCC 10.2 stripe=256Gentoo no-miti 5.9 git GCC 10.2Gentoo no-mitigation 5.8 Xanmod Clang 10Gentoo no-mitigation 5.8 Xanmod GCC 10Gentoo no-mitigation 5.8 Clang 10.0.1 scratchGentoo no-mitigation 5.8 GCC 10 scratchGentoo no-mitigation 5.8Gentoo no-mitigation 5.7.11 GCC10 OsGentoo no-mitigation 5.7.6 GCC10 no-preemptGentoo no-mitigation 5.4.46 MUQSSGentoo no-mitigation 5.4.46 GCC 10 no-preemptGentoo no-mitigation 4.19.125 no-preemptGentoo no-mitigation 5.6.12 GCCGentoo no-mitigation 5.6.12 Clang-buildGentoo no-mitigation 5.6.12 Clang 10.0Gentoo no-mitigation 5.6.10 clear-patchesGentoo no-mitigation 5.6.9 Archlinux.configGentoo no-mitigation 5.6.9Gentoo no-mitigation 5.4.37-ck MUQSSGentoo no-mitigation 5.6.4Gentoo no-mitigation 5.4.31Gentoo no-mitigation 4.19.11350K100K150K200K250KSE +/- 2238.27, N = 3SE +/- 1310.51, N = 15SE +/- 1671.75, N = 15SE +/- 1590.16, N = 3SE +/- 1471.92, N = 15SE +/- 1719.02, N = 5SE +/- 170.67, N = 3SE +/- 1968.22, N = 3SE +/- 1436.77, N = 14SE +/- 1901.28, N = 15SE +/- 1296.95, N = 4SE +/- 1203.77, N = 3SE +/- 2649.46, N = 3SE +/- 1595.24, N = 15SE +/- 1099.48, N = 15SE +/- 1069.22, N = 3SE +/- 1133.36, N = 5SE +/- 1048.59, N = 3SE +/- 954.99, N = 15SE +/- 1214.65, N = 15SE +/- 903.08, N = 3SE +/- 1065.81, N = 3SE +/- 1054.82, N = 6SE +/- 1111.02, N = 15SE +/- 1077.13, N = 1514071513827413098713222414289913304313986113610713857896725943369288524226113151697766887898921689045860938885888277239360881078571785257

Phoronix Test Suite v10.8.5