zfs-write-back-unsafe KVM testing on Ubuntu 18.04 via the Phoronix Test Suite.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 2004027-VE-ZFSWRITEB19 zfs-wbu-benchmark Processor: Common KVM (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 10GB, Graphics: EFI VGA, Network: Red Hat Virtio device
OS: Ubuntu 18.04, Kernel: 4.15.0-55-generic (x86_64), Compiler: GCC 7.5.0, File-System: ext4, Screen Resolution: 800x600, System Layer: KVM
Compiler Notes: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --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 -vDisk Notes: NONE / data=ordered,errors=remount-ro,relatime,rwProcessor Notes: CPU Microcode: 0x1Security Notes: l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling
zfs-write-back-unsafe OpenBenchmarking.org Phoronix Test Suite Common KVM (4 Cores) QEMU Standard PC (i440FX + PIIX 1996) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS) Intel 440FX 82441FX PMC 1 x 4096 MB RAM QEMU 10GB EFI VGA Red Hat Virtio device Ubuntu 18.04 4.15.0-55-generic (x86_64) GCC 7.5.0 ext4 800x600 KVM Processor Motherboard Chipset Memory Disk Graphics Network OS Kernel Compiler File-System Screen Resolution System Layer Zfs-write-back-unsafe Benchmarks System Logs - --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --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 - NONE / data=ordered,errors=remount-ro,relatime,rw - CPU Microcode: 0x1 - l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling
zfs-write-back-unsafe iozone: 1MB - 2GB - Read Performance iozone: 1MB - 4GB - Read Performance iozone: 4Kb - 2GB - Read Performance iozone: 4Kb - 4GB - Read Performance iozone: 1MB - 2GB - Write Performance iozone: 1MB - 4GB - Write Performance iozone: 4Kb - 2GB - Write Performance iozone: 4Kb - 4GB - Write Performance iozone: 64Kb - 2GB - Read Performance iozone: 64Kb - 4GB - Read Performance iozone: 1MB - 512MB - Read Performance iozone: 4Kb - 512MB - Read Performance iozone: 64Kb - 2GB - Write Performance iozone: 64Kb - 4GB - Write Performance iozone: 1MB - 512MB - Write Performance iozone: 4Kb - 512MB - Write Performance iozone: 64Kb - 512MB - Read Performance iozone: 64Kb - 512MB - Write Performance zfs-wbu-benchmark 2956.69 474.011067708 1369.07 210.297526042 560.78 614.244531250 470.33 478.39 3859.88 214.25 3367.31 1752.95 549.08 606.84 425.71 335.50 3962.71 408.33 OpenBenchmarking.org
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance zfs-wbu-benchmark 100 200 300 400 500 SE +/- 4.24, N = 3 474.01 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance zfs-wbu-benchmark 300 600 900 1200 1500 SE +/- 55.20, N = 15 1369.07 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance zfs-wbu-benchmark 50 100 150 200 250 SE +/- 0.78, N = 3 210.30 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance zfs-wbu-benchmark 120 240 360 480 600 SE +/- 8.00, N = 4 560.78 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance zfs-wbu-benchmark 130 260 390 520 650 SE +/- 8.04, N = 5 614.24 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance zfs-wbu-benchmark 100 200 300 400 500 SE +/- 3.90, N = 3 470.33 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance zfs-wbu-benchmark 100 200 300 400 500 SE +/- 4.15, N = 15 478.39 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance zfs-wbu-benchmark 800 1600 2400 3200 4000 SE +/- 114.64, N = 12 3859.88 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance zfs-wbu-benchmark 50 100 150 200 250 SE +/- 0.15, N = 3 214.25 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance zfs-wbu-benchmark 700 1400 2100 2800 3500 SE +/- 95.79, N = 12 3367.31 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance zfs-wbu-benchmark 400 800 1200 1600 2000 SE +/- 22.36, N = 5 1752.95 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance zfs-wbu-benchmark 120 240 360 480 600 SE +/- 1.56, N = 3 549.08 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance zfs-wbu-benchmark 130 260 390 520 650 SE +/- 6.15, N = 15 606.84 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance zfs-wbu-benchmark 90 180 270 360 450 SE +/- 8.88, N = 15 425.71 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance zfs-wbu-benchmark 70 140 210 280 350 SE +/- 6.26, N = 12 335.50 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance zfs-wbu-benchmark 800 1600 2400 3200 4000 SE +/- 23.41, N = 3 3962.71 1. (CC) gcc options: -O3
OpenBenchmarking.org MB/s, More Is Better IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance zfs-wbu-benchmark 90 180 270 360 450 SE +/- 4.27, N = 3 408.33 1. (CC) gcc options: -O3
zfs-wbu-benchmark Processor: Common KVM (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 10GB, Graphics: EFI VGA, Network: Red Hat Virtio device
OS: Ubuntu 18.04, Kernel: 4.15.0-55-generic (x86_64), Compiler: GCC 7.5.0, File-System: ext4, Screen Resolution: 800x600, System Layer: KVM
Compiler Notes: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --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 -vDisk Notes: NONE / data=ordered,errors=remount-ro,relatime,rwProcessor Notes: CPU Microcode: 0x1Security Notes: l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling
Testing initiated at 1 April 2020 12:44 by user root.