VirtualBox 6.0 vs. KVM vs. Bare Linux Benchmarks

AMD Ryzen Threadripper 2990WX Linux virtualization benchmarks for a future article on Phoronix.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1812203-PTS-VIRTUALI66
Jump To Table - Results

View

Do Not Show Noisy Results
Do Not Show Results With Incomplete Data
Do Not Show Results With Little Change/Spread
List Notable Results
Show Result Confidence Charts

Limit displaying results to tests within:

C/C++ Compiler Tests 5 Tests
Compression Tests 2 Tests
CPU Massive 17 Tests
Creator Workloads 3 Tests
Database Test Suite 2 Tests
Disk Test Suite 4 Tests
HPC - High Performance Computing 3 Tests
Common Kernel Benchmarks 3 Tests
Multi-Core 10 Tests
NVIDIA GPU Compute 2 Tests
OpenCL 2 Tests
OpenMPI Tests 2 Tests
Programmer / Developer System Benchmarks 2 Tests
Python Tests 2 Tests
Renderers 2 Tests
Server 4 Tests
Server CPU Tests 9 Tests
Single-Threaded 2 Tests
Common Workstation Benchmarks 3 Tests

Statistics

Show Overall Harmonic Mean(s)
Show Overall Geometric Mean
Show Geometric Means Per-Suite/Category
Show Wins / Losses Counts (Pie Chart)
Normalize Results
Remove Outliers Before Calculating Averages

Graph Settings

Force Line Graphs Where Applicable
Convert To Scalar Where Applicable
Prefer Vertical Bar Graphs

Multi-Way Comparison

Condense Multi-Option Tests Into Single Result Graphs

Table

Show Detailed System Result Table

Run Management

Highlight
Result
Hide
Result
Result
Identifier
Performance Per
Dollar
Date
Run
  Test
  Duration
VirtualBox 6.0
December 19 2018
  1 Hour, 54 Minutes
KVM
December 19 2018
  1 Hour, 56 Minutes
Bare Metal
December 20 2018
  1 Hour, 27 Minutes
Invert Hiding All Results Option
  1 Hour, 45 Minutes

Only show results where is faster than
Only show results matching title/arguments (delimit multiple options with a comma):
Do not show results matching title/arguments (delimit multiple options with a comma):


VirtualBox 6.0 vs. KVM vs. Bare Linux BenchmarksProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkMonitorOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionSystem LayerVirtualBox 6.0KVMBare MetalAMD Ryzen Threadripper 2990WX 32-Core (16 Cores)Oracle VirtualBox v1.2Intel 440FX 82441FX PMC16384MB64GB VBOX HDDSVGA3D; build: RELEASE; LLVM;Intel 82801AA AC 97 AudioIntel 82540EM GigabitUbuntu 18.104.18.0-12-generic (x86_64)GNOME Shell 3.30.1X Server 1.20.1modesetting 1.20.12.1 Mesa 18.2.2GCC 8.2.0ext43773x2052Oracle VirtualBox 5.2.18_Ubuntur12374516 x AMD EPYC (with IBPB) (16 Cores)QEMU Standard PC (i440FX + PIIX 1996) (1.11.1-1ubuntu1 BIOS)94GBRed Hat QXL paravirtual graphic cardQEMU GenericRed Hat Virtio device3.3 Mesa 18.2.2 (LLVM 7.0 128 bits)1024x768KVMAMD Ryzen Threadripper 2990WX 32-Core @ 3.00GHz (16 Cores)ASUS ROG ZENITH EXTREME (1601 BIOS)AMD Family 17h32768MBSamsung SSD 970 EVO 500GBMSI AMD Radeon RX 470/480/570/570X/580/580X 8GB (1366/2000MHz)Realtek ALC1220ASUS VP28UIntel I211 Gigabit Connection + Qualcomm Atheros QCA6174 802.11ac Wireless4.5 Mesa 18.2.2 (LLVM 7.0.0)3840x2160OpenBenchmarking.orgCompiler Details- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --enable-libmpx --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib --with-tune=generic --without-cuda-driver -v Disk Details- VirtualBox 6.0: CFQ / errors=remount-ro,relatime,rw- KVM: NONE / errors=remount-ro,relatime,rw- Bare Metal: NONE / errors=remount-ro,relatime,rwPython Details- Python 2.7.15+ + Python 3.6.7Security Details- VirtualBox 6.0: __user pointer sanitization + Full generic retpoline + SSB disabled via prctl and seccomp- KVM: __user pointer sanitization + Full AMD retpoline IBPB- Bare Metal: __user pointer sanitization + Full AMD retpoline IBPB + SSB disabled via prctl and seccompProcessor Details- Bare Metal: Scaling Governor: acpi-cpufreq ondemand

VirtualBox 6.0KVMBare MetalLogarithmic Result OverviewPhoronix Test SuiteFlexible IO TesterSQLiteMemcached mcperfOSBenchApache BenchmarkFS-MarkTTSIOD 3D RendererXZ CompressionDaCapo BenchmarkStress-NGx264Timed Linux Kernel CompilationNAMDCompile BenchPrimesieveBlenderRodiniaZstd CompressionParboilRust Prime BenchmarkNode.js Octane BenchmarkRedis

VirtualBox 6.0 vs. KVM vs. Bare Linux Benchmarksstress-ng: Semaphoresstress-ng: Context Switchingstress-ng: System V Message Passingfs-mark: 1000 Files, 1MB Sizefs-mark: 5000 Files, 1MB Size, 4 Threadsttsiod-renderer: Phong Rendering With Soft-Shadow Mappingx264: H.264 Video Encodingfio: Rand Read - Linux AIO - No - Yes - 4KB - Default Test Directoryfio: Rand Write - Linux AIO - No - Yes - 4KB - Default Test Directoryfio: Seq Read - Linux AIO - No - Yes - 4KB - Default Test Directorycompilebench: Compilecompilebench: Initial Createmcperf: Getmcperf: Setredis: SETapache: Static Web Page Servingnode-octane: namd: ATPase Simulation - 327,506 Atomsdacapobench: H2dacapobench: Jythondacapobench: Tradesoapdacapobench: Tradebeansosbench: Memory Allocationssqlite: Timed SQLite Insertionsparboil: OpenMP CUTCPbuild-linux-kernel: Time To Compileprimesieve: 1e12 Prime Number Generationrust-prime: Prime Number Test To 200,000,000compress-xz: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9compress-zstd: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19rodinia: OpenMP LavaMDblender: BMW27 - CPU-Onlyosbench: Create Filesosbench: Create Threadsosbench: Launch Programsosbench: Create ProcessesVirtualBox 6.0KVMBare Metal17547512747611324718611211324368.69259332766710811523733254211892127558911577309792.15651557567218164768885.93165.584.3192.2920.2928.3114224.8736.4925919.3782.4583.1055.9720917604942603538550011315736986.1614400012733368514934354786728684149901922461374421.51707523148055670534677.7547.043.5467.3815.4223.0011619.8626.0418514.7331.1360.3741.85246142949712986182299251181435102.97205333303250101717455066356842394155013822366376651.45923380845413993407572.3936.263.4161.7814.2322.6782.1919.4625.8518314.9613.0743.0223.61OpenBenchmarking.org

Stress-NG

Stress-NG is a Linux stress tool developed by Colin King of Canonical. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: SemaphoresVirtualBox 6.0KVMBare Metal500K1000K1500K2000K2500KSE +/- 10018.98, N = 3SE +/- 19457.08, N = 3SE +/- 27876.89, N = 31754751209176024614291. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Context SwitchingVirtualBox 6.0KVMBare Metal1.1M2.2M3.3M4.4M5.5MSE +/- 9955.51, N = 3SE +/- 23882.83, N = 3SE +/- 15342.45, N = 32747611494260349712981. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: System V Message PassingVirtualBox 6.0KVMBare Metal1.3M2.6M3.9M5.2M6.5MSE +/- 1521.73, N = 3SE +/- 47317.32, N = 3SE +/- 26530.85, N = 33247186538550061822991. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

FS-Mark

FS_Mark is designed to test a system's file-system performance. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizeVirtualBox 6.0KVMBare Metal50100150200250SE +/- 1.96, N = 3SE +/- 8.09, N = 9SE +/- 3.09, N = 31121132511. (CC) gcc options: -static

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 5000 Files, 1MB Size, 4 ThreadsVirtualBox 6.0KVMBare Metal4080120160200SE +/- 1.88, N = 9SE +/- 13.42, N = 6SE +/- 12.36, N = 91131571811. (CC) gcc options: -static

TTSIOD 3D Renderer

A portable GPL 3D software renderer that supports OpenMP and Intel Threading Building Blocks with many different rendering modes. This version does not use OpenGL but is entirely CPU/software based. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is BetterTTSIOD 3D Renderer 2.3bPhong Rendering With Soft-Shadow MappingVirtualBox 6.0KVMBare Metal90180270360450SE +/- 1.39, N = 3SE +/- 1.55, N = 3SE +/- 0.33, N = 32433694351. (CXX) g++ options: -O3 -fomit-frame-pointer -ffast-math -mtune=native -flto -msse -mrecip -mfpmath=sse -msse2 -mssse3 -lSDL -fopenmp -fwhole-program -lstdc++

x264

This is a simple test of the x264 encoder run on the CPU (OpenCL support disabled) with a sample video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2018-09-25H.264 Video EncodingVirtualBox 6.0KVMBare Metal20406080100SE +/- 0.11, N = 3SE +/- 1.21, N = 6SE +/- 1.42, N = 368.6986.16102.97-lavformat -lavcodec -lavutil -lswscale1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fPIC -fomit-frame-pointer -fno-tree-vectorize

Flexible IO Tester

Fio is an advanced disk benchmark that depends upon the kernel's AIO access library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.1Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test DirectoryVirtualBox 6.0KVMBare Metal40K80K120K160K200KSE +/- 338.30, N = 3SE +/- 577.35, N = 3SE +/- 333.33, N = 325933144000205333-lnuma -libverbs-lnuma -libverbs1. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -U_FORTIFY_SOURCE -ll -lrt -laio -lz -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.1Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test DirectoryVirtualBox 6.0KVMBare Metal60K120K180K240K300KSE +/- 384.42, N = 3SE +/- 1333.33, N = 3SE +/- 8144.64, N = 1227667127333303250-lnuma -libverbs-lnuma -libverbs1. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -U_FORTIFY_SOURCE -ll -lrt -laio -lz -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.1Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test DirectoryVirtualBox 6.0KVMBare Metal2004006008001000SE +/- 1.86, N = 3SE +/- 7.22, N = 3SE +/- 1.45, N = 31086851017-lnuma -libverbs-lnuma -libverbs1. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -U_FORTIFY_SOURCE -ll -lrt -laio -lz -lm -lpthread -ldl

Compile Bench

Compilebench tries to age a filesystem by simulating some of the disk IO common in creating, compiling, patching, stating and reading kernel trees. It indirectly measures how well filesystems can maintain directory locality as the disk fills up and directories age. This current test is setup to use the makej mode with 10 initial directories Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: CompileVirtualBox 6.0KVMBare Metal400800120016002000SE +/- 19.11, N = 3SE +/- 34.49, N = 12SE +/- 28.59, N = 12115214931745

OpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: Initial CreateVirtualBox 6.0KVMBare Metal110220330440550SE +/- 16.85, N = 3SE +/- 6.85, N = 3SE +/- 5.47, N = 3373435506

Memcached mcperf

This is a test of twmperf/mcperf with memcached. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: GetVirtualBox 6.0KVMBare Metal14K28K42K56K70KSE +/- 351.02, N = 3SE +/- 861.19, N = 12SE +/- 2250.26, N = 123254247867635681. (CC) gcc options: -O2 -lm -rdynamic

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: SetVirtualBox 6.0KVMBare Metal9K18K27K36K45KSE +/- 103.67, N = 3SE +/- 462.10, N = 12SE +/- 1598.75, N = 121189228684423941. (CC) gcc options: -O2 -lm -rdynamic

Redis

Redis is an open-source data structure server. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: SETVirtualBox 6.0KVMBare Metal300K600K900K1200K1500KSE +/- 7079.03, N = 3SE +/- 38416.53, N = 12SE +/- 20755.24, N = 31275589149901915501381. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Apache Benchmark

This is a test of ab, which is the Apache benchmark program. This test profile measures how many requests per second a given system can sustain when carrying out 1,000,000 requests with 100 requests being carried out concurrently. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.29Static Web Page ServingVirtualBox 6.0Bare MetalKVM5K10K15K20K25KSE +/- 93.95, N = 3SE +/- 191.87, N = 3SE +/- 446.11, N = 31157722366224611. (CC) gcc options: -shared -fPIC -O2 -pthread

Node.js Octane Benchmark

A Node.js version of the JavaScript Octane Benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgScore, More Is BetterNode.js Octane BenchmarkVirtualBox 6.0KVMBare Metal8K16K24K32K40KSE +/- 441.05, N = 3SE +/- 130.39, N = 3SE +/- 191.64, N = 33097937442376651. Nodejs v8.11.4

NAMD

NAMD is a parallel molecular dynamics code designed for high-performance simulation of large biomolecular systems. NAMD was developed by the Theoretical and Computational Biophysics Group in the Beckman Institute for Advanced Science and Technology at the University of Illinois at Urbana-Champaign. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgdays/ns, Fewer Is BetterNAMD 2.13b1ATPase Simulation - 327,506 AtomsVirtualBox 6.0KVMBare Metal0.48520.97041.45561.94082.426SE +/- 0.01709, N = 3SE +/- 0.00514, N = 3SE +/- 0.00336, N = 32.156511.517071.45923

DaCapo Benchmark

This test runs the DaCapo Benchmarks written in Java and intended to test system/CPU performance. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgmsec, Fewer Is BetterDaCapo Benchmark 9.12-MR1Java Test: H2VirtualBox 6.0KVMBare Metal12002400360048006000SE +/- 86.40, N = 4SE +/- 50.89, N = 16SE +/- 51.37, N = 16557552313808

OpenBenchmarking.orgmsec, Fewer Is BetterDaCapo Benchmark 9.12-MR1Java Test: JythonVirtualBox 6.0KVMBare Metal14002800420056007000SE +/- 85.25, N = 4SE +/- 42.55, N = 4SE +/- 33.19, N = 4672148054541

OpenBenchmarking.orgmsec, Fewer Is BetterDaCapo Benchmark 9.12-MR1Java Test: TradesoapVirtualBox 6.0KVMBare Metal2K4K6K8K10KSE +/- 73.28, N = 4SE +/- 81.00, N = 6SE +/- 31.98, N = 4816456703993

OpenBenchmarking.orgmsec, Fewer Is BetterDaCapo Benchmark 9.12-MR1Java Test: TradebeansVirtualBox 6.0KVMBare Metal16003200480064008000SE +/- 31.79, N = 4SE +/- 82.08, N = 4SE +/- 21.43, N = 4768853464075

OSBench

OSBench is a collection of micro-benchmarks for measuring operating system primitives like time to create threads/processes, launching programs, creating files, and memory allocation. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgNs Per Event, Fewer Is BetterOSBenchTest: Memory AllocationsVirtualBox 6.0KVMBare Metal20406080100SE +/- 0.12, N = 3SE +/- 0.14, N = 3SE +/- 0.08, N = 385.9377.7572.391. (CC) gcc options: -lm

SQLite

This is a simple benchmark of SQLite. At present this test profile just measures the time to perform a pre-defined number of insertions on an indexed database. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.22Timed SQLite InsertionsVirtualBox 6.0KVMBare Metal4080120160200SE +/- 8.99, N = 9SE +/- 1.00, N = 12SE +/- 0.15, N = 3165.5847.0436.261. (CC) gcc options: -O2 -lz -ldl -lpthread

Parboil

The Parboil Benchmarks from the IMPACT Research Group at University of Illinois are a set of throughput computing applications for looking at computing architecture and compilers. Parboil test-cases support OpenMP, OpenCL, and CUDA multi-processing environments. However, at this time the test profile is just making use of the OpenMP and OpenCL test workloads. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterParboil 2.5Test: OpenMP CUTCPVirtualBox 6.0KVMBare Metal0.96981.93962.90943.87924.849SE +/- 0.03, N = 3SE +/- 0.05, N = 3SE +/- 0.04, N = 34.313.543.411. (CXX) g++ options: -lm -lpthread -lgomp -O3 -ffast-math -fopenmp

Timed Linux Kernel Compilation

This test times how long it takes to build the Linux kernel in a default configuration. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 4.18Time To CompileVirtualBox 6.0KVMBare Metal20406080100SE +/- 1.48, N = 3SE +/- 2.17, N = 2SE +/- 0.96, N = 392.2967.3861.78

Primesieve

Primesieve generates prime numbers using a highly optimized sieve of Eratosthenes implementation. Primesieve benchmarks the CPU's L1/L2 cache performance. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterPrimesieve 7.21e12 Prime Number GenerationVirtualBox 6.0KVMBare Metal510152025SE +/- 0.14, N = 3SE +/- 0.19, N = 8SE +/- 0.02, N = 320.2915.4214.231. (CXX) g++ options: -O3 -lpthread

Rust Prime Benchmark

Based on petehunt/rust-benchmark, this is a prime number benchmark that is multi-threaded and written in Rustlang. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterRust Prime BenchmarkPrime Number Test To 200,000,000VirtualBox 6.0KVMBare Metal714212835SE +/- 0.02, N = 3SE +/- 0.08, N = 3SE +/- 0.00, N = 328.3123.0022.671. (CC) gcc options: -m64 -pie -nodefaultlibs -ldl -lrt -lpthread -lgcc_s -lc -lm -lutil

XZ Compression

This test measures the time needed to compress a sample file (an Ubuntu file-system image) using XZ compression. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterXZ Compression 5.2.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9VirtualBox 6.0KVMBare Metal306090120150SE +/- 0.53, N = 3SE +/- 0.96, N = 3SE +/- 1.29, N = 3142.00116.0082.191. (CC) gcc options: -pthread -fvisibility=hidden -O2

Zstd Compression

This test measures the time needed to compress a sample file (an Ubuntu file-system image) using Zstd compression. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterZstd Compression 1.3.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19VirtualBox 6.0KVMBare Metal612182430SE +/- 0.45, N = 3SE +/- 0.05, N = 3SE +/- 0.21, N = 324.8719.8619.461. (CC) gcc options: -O3 -pthread -lz -llzma

Rodinia

Rodinia is a suite focused upon accelerating compute-intensive applications with accelerators. CUDA, OpenMP, and OpenCL parallel models are supported by the included applications. This profile utilizes the OpenCL and OpenMP test binaries at the moment. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterRodinia 2.4Test: OpenMP LavaMDVirtualBox 6.0KVMBare Metal816243240SE +/- 0.00, N = 3SE +/- 0.09, N = 3SE +/- 0.00, N = 336.4926.0425.851. (CXX) g++ options: -O2 -lOpenCL

Blender

Blender is an open-source 3D creation software project. This test is of Blender's Cycles benchmark with various sample files. GPU computing via OpenCL or CUDA is supported. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterBlender 2.79aBlend File: BMW27 - Compute: CPU-OnlyVirtualBox 6.0KVMBare Metal60120180240300259185183

OSBench

OSBench is a collection of micro-benchmarks for measuring operating system primitives like time to create threads/processes, launching programs, creating files, and memory allocation. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create FilesVirtualBox 6.0Bare MetalKVM510152025SE +/- 0.10, N = 3SE +/- 0.07, N = 3SE +/- 0.17, N = 319.3714.9614.731. (CC) gcc options: -lm

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ThreadsVirtualBox 6.0KVMBare Metal20406080100SE +/- 2.42, N = 12SE +/- 1.16, N = 9SE +/- 0.06, N = 382.4531.1313.071. (CC) gcc options: -lm

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Launch ProgramsVirtualBox 6.0KVMBare Metal20406080100SE +/- 1.49, N = 3SE +/- 0.50, N = 3SE +/- 0.45, N = 383.1060.3743.021. (CC) gcc options: -lm

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ProcessesVirtualBox 6.0KVMBare Metal1326395265SE +/- 1.55, N = 9SE +/- 0.70, N = 12SE +/- 0.74, N = 955.9741.8523.611. (CC) gcc options: -lm