Btrfs RAID Samsung Linux 4.4

Btrfs RAID 0 and RAID 1 benchmarks on Samsung 850 SSDs with the Linux 4.4 kernel and also with various Btrfs mount options. Tests by Michael Larabel for a future article on Phoronix.com.

HTML result view exported from: https://openbenchmarking.org/result/1511261-HA-BTRFSRAID51&grr.

Btrfs RAID Samsung Linux 4.4ProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + NoatimeIntel Core i7-5960X @ 3.50GHz (16 Cores)Gigabyte X99-UD4-CFIntel Xeon E7 v3/Xeon16384MB2 x 120GB Samsung SSD 850 + 240GB OCZ VERTEX3MSI AMD Radeon R7 370 / R9 270/370 OEM 4096MBRealtek ALC1150DELL P2415QIntel ConnectionUbuntu 15.104.4.0-rc2-phoronix (x86_64) 20151123UnityX Server 1.17.2radeon 7.6.994.1 Mesa 11.1.0-devel (padoka PPA) Gallium 0.4GCC 5.2.1 20151010btrfs3840x2160OpenBenchmarking.orgCompiler Details- --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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=i686 --with-arch-directory=amd64 --with-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Disk Details- Single Disk: DEADLINE / relatime,rw,space_cache,ssd,subvol=/,subvolid=5- 2-Disk RAID0: DEADLINE / relatime,rw,space_cache,ssd,subvol=/,subvolid=5 / RAID0- 2-Disk RAID1: DEADLINE / relatime,rw,space_cache,ssd,subvol=/,subvolid=5 / RAID1- 2-Disk RAID1 + LZO: DEADLINE / compress=lzo,relatime,rw,space_cache,ssd,subvol=/,subvolid=5 / RAID1- 2-Disk RAID1 + LZO + Nobarrier: DEADLINE / compress=lzo,nobarrier,relatime,rw,space_cache,ssd,subvol=/,subvolid=5 / RAID1- 2-Disk RAID1 + LZO + Nobarrier + Noatime: DEADLINE / compress=lzo,noatime,nobarrier,rw,space_cache,ssd,subvol=/,subvolid=5 / RAID1Processor Details- Scaling Governor: intel_pstate powersaveSystem Details- Python 2.7.10.

Btrfs RAID Samsung Linux 4.4pgbench: On-Disk - Normal Load - Read Writepostmark: Disk Transaction Performancecompilebench: Initial Createiozone: 4Kb - 8GB - Write Performanceiozone: 4Kb - 8GB - Read Performancedbench: 6fs-mark: 4000 Files, 32 Sub Dirs, 1MB Sizefs-mark: 5000 Files, 1MB Size, 4 Threadsfs-mark: 1000 Files, 1MB Sizefio: Seq Write - POSIX AIO - No - Yes - 4KB - Default Test Directory - MB/sfio: Rand Write - POSIX AIO - No - Yes - 4KB - Default Test Directory - MB/ssqlite: Default Test DirectorySingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime1805.286148178.24176.466774.63194.1877.42102.90116.5279.6477.3567.632211.636049178.43422.806890.33177.0295.47147.87176.1379.2976.9775.981736.946002160.34175.406762.72163.8870.4294.1396.2770.3165.6587.952236.635906198.242045.178084.09198.34248.03328.68238.1070.7165.1391.892780.855639185.441844.068081.60312.71299.95466.63302.5769.7165.1458.842804.636000197.982006.298393.03332.63316.13574.18317.5572.4667.9659.13OpenBenchmarking.org

PostgreSQL pgbench

Scaling: On-Disk - Test: Normal Load - Mode: Read Write

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: On-Disk - Test: Normal Load - Mode: Read WriteSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime6001200180024003000SE +/- 13.29, N = 3SE +/- 7.34, N = 3SE +/- 14.35, N = 3SE +/- 25.48, N = 3SE +/- 49.67, N = 3SE +/- 40.90, N = 41805.282211.631736.942236.632780.852804.631. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime13002600390052006500SE +/- 51.00, N = 3SE +/- 48.33, N = 3SE +/- 94.67, N = 3SE +/- 46.33, N = 3SE +/- 42.00, N = 3SE +/- 48.33, N = 36148604960025906563960001. (CC) gcc options: -O3

Compile Bench

Test: Initial Create

OpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: Initial CreateSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime4080120160200SE +/- 2.56, N = 3SE +/- 2.47, N = 6SE +/- 3.06, N = 6SE +/- 3.39, N = 4SE +/- 3.32, N = 6SE +/- 0.92, N = 3178.24178.43160.34198.24185.44197.98

IOzone

Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 4Kb - File Size: 8GB - Disk Test: Write PerformanceSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime400800120016002000SE +/- 4.47, N = 6SE +/- 12.66, N = 6SE +/- 3.03, N = 6SE +/- 38.73, N = 3SE +/- 23.84, N = 6SE +/- 28.27, N = 6176.46422.80175.402045.171844.062006.291. (CC) gcc options: -O3

IOzone

Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 4Kb - File Size: 8GB - Disk Test: Read PerformanceSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime2K4K6K8K10KSE +/- 35.54, N = 3SE +/- 146.25, N = 6SE +/- 25.48, N = 3SE +/- 152.41, N = 6SE +/- 129.02, N = 3SE +/- 53.67, N = 36774.636890.336762.728084.098081.608393.031. (CC) gcc options: -O3

Dbench

Client Count: 6

OpenBenchmarking.orgMB/s, More Is BetterDbench 4.0Client Count: 6Single Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime70140210280350SE +/- 0.81, N = 3SE +/- 3.74, N = 6SE +/- 3.05, N = 3SE +/- 9.10, N = 6SE +/- 4.85, N = 5SE +/- 6.97, N = 6194.18177.02163.88198.34312.71332.631. (CC) gcc options: -lpopt -O2

FS-Mark

Test: 4000 Files, 32 Sub Dirs, 1MB Size

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 4000 Files, 32 Sub Dirs, 1MB SizeSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime70140210280350SE +/- 1.68, N = 6SE +/- 4.50, N = 6SE +/- 1.91, N = 6SE +/- 2.92, N = 3SE +/- 6.24, N = 6SE +/- 1.84, N = 377.4295.4770.42248.03299.95316.131. (CC) gcc options: -static

FS-Mark

Test: 5000 Files, 1MB Size, 4 Threads

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 5000 Files, 1MB Size, 4 ThreadsSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime120240360480600SE +/- 0.35, N = 3SE +/- 2.30, N = 3SE +/- 0.87, N = 3SE +/- 26.96, N = 6SE +/- 48.41, N = 6SE +/- 93.29, N = 6102.90147.8794.13328.68466.63574.181. (CC) gcc options: -static

FS-Mark

Test: 1000 Files, 1MB Size

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizeSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime70140210280350SE +/- 15.56, N = 6SE +/- 0.96, N = 3SE +/- 17.64, N = 6SE +/- 3.03, N = 3SE +/- 5.52, N = 3SE +/- 5.14, N = 4116.52176.1396.27238.10302.57317.551. (CC) gcc options: -static

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/sSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime20406080100SE +/- 0.18, N = 3SE +/- 0.15, N = 3SE +/- 0.65, N = 3SE +/- 0.27, N = 3SE +/- 1.07, N = 5SE +/- 0.56, N = 379.6479.2970.3170.7169.7172.461. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -ll -lrt -laio -lz -lm -lpthread -ldl

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/sSingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime20406080100SE +/- 1.07, N = 5SE +/- 1.48, N = 3SE +/- 1.73, N = 6SE +/- 1.37, N = 6SE +/- 1.97, N = 6SE +/- 2.41, N = 677.3576.9765.6565.1365.1467.961. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -ll -lrt -laio -lz -lm -lpthread -ldl

SQLite

Test Target: Default Test Directory

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.8.10.2Test Target: Default Test DirectorySingle Disk2-Disk RAID02-Disk RAID12-Disk RAID1 + LZO2-Disk RAID1 + LZO + Nobarrier2-Disk RAID1 + LZO + Nobarrier + Noatime20406080100SE +/- 0.88, N = 3SE +/- 0.71, N = 3SE +/- 6.72, N = 6SE +/- 8.25, N = 6SE +/- 4.91, N = 6SE +/- 7.50, N = 667.6375.9887.9591.8958.8459.131. (CC) gcc options: -O2 -ldl -lpthread

Phoronix Test Suite v10.8.4