ZFS ashift=12

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Performance Per
ZFS default IOR test1
June 04
  3 Hours, 48 Minutes

zfs_default_ior_1OpenBenchmarking.orgPhoronix Test SuiteIntel Core i9-14900HX @ 2.20GHz (24 Cores / 32 Threads)Notebook V35x_6xSNC_SND_SNE (1.07.03XIC01 BIOS)Intel Device 7a272 x 32 GB DDR5-4800MT/s Samsung M425R4GA3BB0-CQKOD2000GB Samsung SSD 990 EVO 2TBIntel Raptor Lake-S UHDRealtek ALC245N156HMA-GA1Realtek RTL8111/8168/8411 + Intel Device 7a70Debian GNU/Linux 126.8.4-3-pve (x86_64)GCC 12.2.0zfs1920x1080ProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelCompilerFile-SystemScreen ResolutionZfs_default_ior_1 BenchmarksSystem Logs- Transparent Huge Pages: madvise- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-cet --enable-checking=release --enable-clocale=gnu --enable-default-pie --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-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-defaulted --enable-offload-targets=nvptx-none=/build/gcc-12-bTRWOB/gcc-12-12.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-12-bTRWOB/gcc-12-12.2.0/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-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 - Scaling Governor: intel_pstate performance (EPP: performance) - CPU Microcode: 0x11d - NONE- gather_data_sampling: Not affected + itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + mmio_stale_data: Not affected + reg_file_data_sampling: Vulnerable: No microcode + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced / Automatic IBRS; IBPB: conditional; RSB filling; PBRSB-eIBRS: SW sequence; BHI: BHI_DIS_S + srbds: Not affected + tsx_async_abort: Not affected


IOR is a parallel I/O storage benchmark making use of MPI with a particular focus on HPC (High Performance Computing) systems. IOR is developed at the Lawrence Livermore National Laboratory (LLNL). Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMB/s, More Is BetterIOR 3.3.0Block Size: 1024MB - Disk Target: Default Test DirectoryZFS default IOR test1150300450600750SE +/- 122.69, N = 3686.01MIN: 409.76 / MAX: 7359.611. (CC) gcc options: -O2 -lm -lmpi