Memory Tests

KVM testing on Ubuntu 22.04 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2209170-NE-2209179NE52.

Memory TestsProcessorMotherboardMemoryDiskNetworkChipsetOSKernelCompilerFile-SystemSystem LayerVulkanT2AT2DARMv8 Neoverse-N1 (8 Cores)KVM Google Compute Engine32GB11GB nvme_card-pdGoogle Compute Engine VirtualUbuntu 22.045.15.0-1017-gcp (aarch64)GCC 11.2.0ext4KVMAMD EPYC 7B13 (8 Cores)Google Compute Engine t2d-standard-8Intel 440FX 82441FX PMC11GB PersistentDiskRed Hat Virtio device5.15.0-1017-gcp (x86_64)1.2.204OpenBenchmarking.orgKernel Details- Transparent Huge Pages: madviseCompiler Details- T2A: --build=aarch64-linux-gnu --disable-libquadmath --disable-libquadmath-support --disable-werror --enable-bootstrap --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-fix-cortex-a53-843419 --enable-gnu-unique-object --enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++,m2 --enable-libphobos-checking=release --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-link-serialization=2 --enable-multiarch --enable-nls --enable-objc-gc=auto --enable-plugin --enable-shared --enable-threads=posix --host=aarch64-linux-gnu --program-prefix=aarch64-linux-gnu- --target=aarch64-linux-gnu --with-build-config=bootstrap-lto-lean --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-target-system-zlib=auto -v - T2D: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-cet --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,m2 --enable-libphobos-checking=release --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-link-serialization=2 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-gBFGDP/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-11-gBFGDP/gcc-11-11.2.0/debian/tmp-gcn/usr --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-build-config=bootstrap-lto-lean --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib=auto --with-tune=generic --without-cuda-driver -v Security Details- T2A: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + mmio_stale_data: Not affected + retbleed: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of __user pointer sanitization + spectre_v2: Mitigation of CSV2 BHB + srbds: Not affected + tsx_async_abort: Not affected - T2D: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + mmio_stale_data: Not affected + retbleed: Not affected + 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 Retpolines IBPB: conditional IBRS_FW STIBP: disabled RSB filling + srbds: Not affected + tsx_async_abort: Not affected Processor Details- T2D: CPU Microcode: 0x1000065

Memory Testsramspeed: Copy - Integerramspeed: Average - Integerstream: Copystream: Scalestream: Addtinymembench: Standard Memcpytinymembench: Standard Memsetmbw: Memory Copy - 4096 MiBmbw: Memory Copy - 8192 MiBmbw: Memory Copy, Fixed Block Size - 4096 MiBmbw: Memory Copy, Fixed Block Size - 8192 MiBstress-ng: Mallocstress-ng: Memory CopyingT2AT2D42761.8835177.45109298.8105350.1112547.512318.347323.610556.80710525.06410536.31410479.2131755546.191841.0138451.2938376.6320493.728133.916233.93716308.7039684.6159504.0052537341.673179.08OpenBenchmarking.org

RAMspeed SMP

Type: Copy - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Copy - Benchmark: IntegerT2AT2D9K18K27K36K45KSE +/- 87.87, N = 3SE +/- 473.25, N = 1542761.8838451.291. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Average - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Average - Benchmark: IntegerT2AT2D8K16K24K32K40KSE +/- 27.16, N = 3SE +/- 322.12, N = 1535177.4538376.631. (CC) gcc options: -O3 -march=native

Stream

Type: Copy

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: CopyT2A20K40K60K80K100KSE +/- 78.14, N = 5109298.81. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Scale

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: ScaleT2A20K40K60K80K100KSE +/- 89.79, N = 5105350.11. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Add

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: AddT2A20K40K60K80K100KSE +/- 152.53, N = 5112547.51. (CC) gcc options: -O3 -march=native -fopenmp

Tinymembench

Standard Memcpy

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemcpyT2AT2D4K8K12K16K20KSE +/- 29.07, N = 3SE +/- 222.39, N = 912318.320493.71. (CC) gcc options: -O2 -lm

Tinymembench

Standard Memset

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemsetT2AT2D10K20K30K40K50KSE +/- 68.94, N = 3SE +/- 707.42, N = 947323.628133.91. (CC) gcc options: -O2 -lm

MBW

Test: Memory Copy - Array Size: 4096 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 4096 MiBT2AT2D3K6K9K12K15KSE +/- 10.58, N = 3SE +/- 238.28, N = 1210556.8116233.941. (CC) gcc options: -O3 -march=native

MBW

Test: Memory Copy - Array Size: 8192 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 8192 MiBT2AT2D3K6K9K12K15KSE +/- 5.65, N = 3SE +/- 119.01, N = 1510525.0616308.701. (CC) gcc options: -O3 -march=native

MBW

Test: Memory Copy, Fixed Block Size - Array Size: 4096 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy, Fixed Block Size - Array Size: 4096 MiBT2AT2D2K4K6K8K10KSE +/- 7.34, N = 3SE +/- 209.19, N = 1210536.319684.621. (CC) gcc options: -O3 -march=native

MBW

Test: Memory Copy, Fixed Block Size - Array Size: 8192 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy, Fixed Block Size - Array Size: 8192 MiBT2AT2D2K4K6K8K10KSE +/- 4.58, N = 3SE +/- 258.60, N = 1510479.219504.011. (CC) gcc options: -O3 -march=native

Stress-NG

Test: Malloc

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.14Test: MallocT2AT2D500K1000K1500K2000K2500KSE +/- 7537.62, N = 3SE +/- 19442.69, N = 31755546.192537341.671. (CC) gcc options: -O2 -std=gnu99 -lm -lapparmor -latomic -lc -lcrypt -ldl -lrt -pthread

Stress-NG

Test: Memory Copying

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.14Test: Memory CopyingT2AT2D7001400210028003500SE +/- 0.16, N = 3SE +/- 36.51, N = 31841.013179.081. (CC) gcc options: -O2 -std=gnu99 -lm -lapparmor -latomic -lc -lcrypt -ldl -lrt -pthread

Phoronix Test Suite v10.8.4