virtio-vs-scsi

debian on kvm with virtio-disk on ssd

HTML result view exported from: https://openbenchmarking.org/result/1704204-RI-1704071RI63.

virtio-vs-scsiProcessorMotherboardChipsetMemoryDiskGraphicsNetworkOSKernelCompilerFile-SystemSystem LayerDesktopDisplay DriverScreen Resolutiontest-kvm-virtiotest-kvm-scsitest-kvm-virtio-mephtest-kvm-virtio-meph1Common KVM @ 2.40GHz (2 Cores)QEMU Standard PC (i440FX + PIIX 1996)Intel 440FX- 82441FX PMC2048MB32GBCirrus Logic GD 5446Red Hat Virtio deviceDebian 8.73.16.0-4-amd64 (x86_64)GCC 4.9.2ext4KVM34GB QEMU HDDCommon KVM @ 3.39GHz (4 Cores)1 x 2048 MB RAM QEMU31GBXfcecirrus 1.5.21024x768OpenBenchmarking.orgCompiler Details- --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i586 --with-arch-directory=amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Disk Details- test-kvm-virtio: none / data=ordered,errors=remount-ro,relatime,rw- test-kvm-scsi: CFQ / data=ordered,errors=remount-ro,relatime,rw- test-kvm-virtio-meph: none / data=ordered,errors=remount-ro,relatime,rw- test-kvm-virtio-meph1: none / data=ordered,errors=remount-ro,relatime,rw

virtio-vs-scsisqlite: Default Test Directorytiobench: Rand Read - 64MB - 32tiobench: Rand Write - 64MB - 32apache: Static Web Page Servingtest-kvm-virtiotest-kvm-scsitest-kvm-virtio-mephtest-kvm-virtio-meph11540.95889.970.536004.281546.22583.100.536253.9915.3015.53973.9579.3338423.95OpenBenchmarking.org

SQLite

Test Target: Default Test Directory

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.8.10.2Test Target: Default Test Directorytest-kvm-virtiotest-kvm-scsitest-kvm-virtio-mephtest-kvm-virtio-meph130060090012001500SE +/- 41.19, N = 6SE +/- 49.55, N = 6SE +/- 0.10, N = 3SE +/- 0.15, N = 31540.951546.2215.3015.531. (CC) gcc options: -O2 -ldl -lpthread

Threaded I/O Tester

Test: Random Read - Size Per Thread: 64MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 64MB - Thread Count: 32test-kvm-virtiotest-kvm-scsitest-kvm-virtio-meph12004006008001000SE +/- 28.34, N = 3SE +/- 8.37, N = 3SE +/- 6.63, N = 3889.97583.10973.95

Threaded I/O Tester

Test: Random Write - Size Per Thread: 64MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 64MB - Thread Count: 32test-kvm-virtiotest-kvm-scsitest-kvm-virtio-meph120406080100SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 1.09, N = 30.530.5379.33

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.7Static Web Page Servingtest-kvm-virtiotest-kvm-scsitest-kvm-virtio-meph18K16K24K32K40KSE +/- 80.82, N = 3SE +/- 35.45, N = 3SE +/- 385.18, N = 36004.286253.9938423.951. (CC) gcc options: -shared -fPIC -O2 -pthread

Phoronix Test Suite v10.8.4