raid_test_2

RAid setup testing

HTML result view exported from: https://openbenchmarking.org/result/1108306-ASVA-MERGE7079&rdt&grs.

raid_test_2ProcessorMotherboardChipsetMemoryDiskGraphicsAudioOSKernelDisplay DriverCompilerFile-SystemScreen Resolution512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILDAMD E-350 @ 1.60GHz (2 Cores)ASUS E35M1-I DELUXEAMD Device 15103584MB4 x 2000GB Western Digital WDC WD20EARS-00MATI Device 9802ATI R6xx HDMILinux2.6.32-5-amd64 (x86_64)atiGCC 4.4.5ext41920x1200OpenBenchmarking.orgSystem Details- Disk Scheduler: CFQ.

raid_test_2iozone: 64Kb - 8GB - Write Performancefs-mark: 5000 Files, 1MB Size, 4 Threadsfs-mark: 1000 Files, 1MB Sizefs-mark: 4000 Files, 32 Sub Dirs, 1MB Sizeiozone: 4Kb - 2GB - Write Performanceiozone: 64Kb - 8GB - Read Performancetiobench: Read - 256MB - 16tiobench: Rand Write - 256MB - 4iozone: 1MB - 4GB - Write Performanceiozone: 1MB - 8GB - Write Performanceiozone: 4Kb - 8GB - Write Performanceiozone: 4Kb - 4GB - Write Performanceiozone: 64Kb - 4GB - Write Performancetiobench: Write - 256MB - 8tiobench: Rand Write - 128MB - 8tiobench: Write - 256MB - 16tiobench: Write - 128MB - 32tiobench: Rand Write - 128MB - 16tiobench: Read - 256MB - 32tiobench: Rand Write - 32MB - 32iozone: 64Kb - 2GB - Write Performancetiobench: Rand Write - 128MB - 32tiobench: Write - 256MB - 32iozone: 1MB - 8GB - Read Performanceiozone: 1MB - 4GB - Read Performancetiobench: Rand Write - 128MB - 4tiobench: Rand Write - 64MB - 32tiobench: Rand Write - 64MB - 8fio: Intel IOMeter File Server Access Patterntiobench: Write - 64MB - 4tiobench: Read - 128MB - 32tiobench: Rand Write - 32MB - 16tiobench: Rand Write - 64MB - 16iozone: 4Kb - 4GB - Read Performancetiobench: Write - 32MB - 4iozone: 4Kb - 8GB - Read Performancetiobench: Rand Write - 64MB - 4tiobench: Rand Write - 32MB - 8tiobench: Write - 64MB - 32tiobench: Rand Write - 32MB - 4tiobench: Rand Write - 256MB - 16tiobench: Rand Write - 256MB - 32tiobench: Rand Write - 256MB - 8tiobench: Read - 256MB - 4tiobench: Read - 32MB - 32tiobench: Read - 64MB - 8fio: Example Network Jobiozone: 64Kb - 2GB - Read Performancetiobench: Read - 64MB - 16tiobench: Read - 128MB - 8tiobench: Read - 256MB - 8iozone: 4Kb - 512MB - Read Performanceiozone: 1MB - 512MB - Write Performanceiozone: 4Kb - 2GB - Read Performanceiozone: 1MB - 512MB - Read Performancetiobench: Rand Read - 32MB - 8tiobench: Read - 128MB - 16iozone: 1MB - 2GB - Read Performanceiozone: 4Kb - 512MB - Write Performanceiozone: 64Kb - 512MB - Read Performanceiozone: 64Kb - 512MB - Write Performancetiobench: Read - 64MB - 32fio: Example Network Jobfio: Intel IOMeter File Server Access Patterntiobench: Rand Read - 256MB - 32tiobench: Rand Read - 256MB - 16tiobench: Rand Read - 256MB - 8tiobench: Rand Read - 128MB - 32tiobench: Rand Read - 128MB - 16tiobench: Rand Read - 128MB - 8tiobench: Rand Read - 128MB - 4tiobench: Rand Read - 64MB - 32tiobench: Rand Read - 64MB - 16tiobench: Rand Read - 64MB - 8tiobench: Rand Read - 64MB - 4tiobench: Rand Read - 32MB - 32tiobench: Rand Read - 32MB - 16tiobench: Rand Read - 32MB - 4tiobench: Read - 128MB - 4tiobench: Read - 64MB - 4tiobench: Read - 32MB - 16tiobench: Read - 32MB - 8tiobench: Read - 32MB - 4tiobench: Write - 128MB - 16tiobench: Write - 128MB - 8tiobench: Write - 128MB - 4tiobench: Write - 64MB - 16tiobench: Write - 64MB - 8tiobench: Write - 32MB - 32tiobench: Write - 32MB - 16tiobench: Write - 32MB - 8iozone: 1MB - 2GB - Write Performanceiozone: 64Kb - 4GB - Read Performancetiobench: Rand Read - 256MB - 4tiobench: Write - 256MB - 4fs-mark: 1000 Files, 1MB Size, No Sync/FSyncaio-stress: Rand Write512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD139.2756.8733.7028.33129.720.782167.071546.37110.46298.0714.68214.3446.1733.1329.97264.86187.96177.960.97227.34207.23210.13224.66222.88143.951.49121.06109.901.45183.653.39269.231.44106.05167.31168.731.462.212.2246.77131.10187.843.322.18176.80119.13173.572.253.33112.703.430.950.930.962119.802065.732077.7522.841871.792116.772069.892116.021603.42454.301570.251277.121770.012121.241257.03394.221913.65496.772133.924.266.261626.087.891692.711657.921631.661668.531784.301659.221717.501726.611654.291706.282171.022164.172129.932046.882011.79129.70136.59131.59127.36128.03109.11114.62120.88276.84186.321596.06138.85280.0313.61187.0163.3732.0730.23163.41166.88111.870.93153.17140.60145.31155.84155.07102.711.0787.9480.341.06134.742.49197.771.0678.09123.63124.761.081.641.6635.0098.20141.762.511.65134.0291.42133.751.742.5987.992.690.750.740.772133.892121.762126.1123.201901.272148.332094.162140.251588.35458.541583.641266.331780.352111.721262.03395.621918.29497.592135.1626.323702.763.366.011653.456.791668.221771.191742.091684.041610.461572.201727.171723.781797.391597.062001.662062.362050.572105.442084.2591.41102.3096.5592.1694.8283.5189.6392.27163.59135.011700.44141.15271.6017.16210.6068.8338.3733.13184.691.002199.081768.00142.17280.2318.4855.5224.5716.7317.00209.190.651871.331616.2519.1478.1711.92OpenBenchmarking.org

IOzone

Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD50100150200250SE +/- 1.54, N = 3SE +/- 2.87, N = 3SE +/- 2.80, N = 3SE +/- 1.80, N = 3SE +/- 0.02, N = 3139.27214.34187.01210.6055.52

FS-Mark

Test: 5000 Files, 1MB Size, 4 Threads

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 5000 Files, 1MB Size, 4 Threads512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD1530456075SE +/- 0.62, N = 3SE +/- 0.35, N = 3SE +/- 0.62, N = 3SE +/- 0.71, N = 3SE +/- 0.44, N = 356.8746.1763.3768.8324.57

FS-Mark

Test: 1000 Files, 1MB Size

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB Size512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD918273645SE +/- 0.32, N = 3SE +/- 0.48, N = 3SE +/- 0.76, N = 6SE +/- 0.18, N = 3SE +/- 0.20, N = 333.7033.1332.0738.3716.73

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 Size512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD816243240SE +/- 0.49, N = 3SE +/- 0.53, N = 6SE +/- 0.30, N = 3SE +/- 0.44, N = 6SE +/- 0.15, N = 328.3329.9730.2333.1317.00

IOzone

Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #160120180240300SE +/- 5.28, N = 3SE +/- 1.52, N = 3264.86163.41

IOzone

Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD50100150200250SE +/- 1.91, N = 3SE +/- 1.50, N = 3SE +/- 1.23, N = 3SE +/- 0.22, N = 3SE +/- 0.80, N = 3129.72187.96166.88184.69209.19

Threaded I/O Tester

Test: Read - Size Per Thread: 256MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 256MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 2.00, N = 4SE +/- 1.72, N = 4177.96111.87

Threaded I/O Tester

Test: Random Write - Size Per Thread: 256MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 256MB - Thread Count: 4512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD0.2250.450.6750.91.125SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 0.00, N = 4SE +/- 0.01, N = 4SE +/- 0.01, N = 40.780.970.931.000.65

IOzone

Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #150100150200250SE +/- 2.04, N = 3SE +/- 2.34, N = 3227.34153.17

IOzone

Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #150100150200250SE +/- 1.01, N = 3SE +/- 0.80, N = 3207.23140.60

IOzone

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

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #150100150200250SE +/- 2.93, N = 3SE +/- 2.20, N = 3210.13145.31

IOzone

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

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #150100150200250SE +/- 1.30, N = 3SE +/- 2.70, N = 6224.66155.84

IOzone

Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #150100150200250SE +/- 3.10, N = 6SE +/- 2.33, N = 5222.88155.07

Threaded I/O Tester

Test: Write - Size Per Thread: 256MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 256MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 1.88, N = 4SE +/- 1.83, N = 8143.95102.71

Threaded I/O Tester

Test: Random Write - Size Per Thread: 128MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.33530.67061.00591.34121.6765SE +/- 0.02, N = 4SE +/- 0.01, N = 41.491.07

Threaded I/O Tester

Test: Write - Size Per Thread: 256MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 256MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 2.06, N = 4SE +/- 1.32, N = 8121.0687.94

Threaded I/O Tester

Test: Write - Size Per Thread: 128MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 128MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #120406080100SE +/- 1.73, N = 8SE +/- 1.23, N = 8109.9080.34

Threaded I/O Tester

Test: Random Write - Size Per Thread: 128MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.32630.65260.97891.30521.6315SE +/- 0.01, N = 4SE +/- 0.01, N = 41.451.06

Threaded I/O Tester

Test: Read - Size Per Thread: 256MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 256MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 2.61, N = 4SE +/- 1.37, N = 4183.65134.74

Threaded I/O Tester

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

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 32MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.76281.52562.28843.05123.814SE +/- 0.01, N = 4SE +/- 0.04, N = 53.392.49

IOzone

Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #160120180240300SE +/- 2.67, N = 3SE +/- 1.03, N = 3269.23197.77

Threaded I/O Tester

Test: Random Write - Size Per Thread: 128MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.3240.6480.9721.2961.62SE +/- 0.01, N = 4SE +/- 0.01, N = 41.441.06

Threaded I/O Tester

Test: Write - Size Per Thread: 256MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 256MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #120406080100SE +/- 1.50, N = 5SE +/- 1.11, N = 4106.0578.09

IOzone

Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 0.82, N = 3SE +/- 1.69, N = 3167.31123.63

IOzone

Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 2.94, N = 6SE +/- 1.75, N = 6168.73124.76

Threaded I/O Tester

Test: Random Write - Size Per Thread: 128MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.32850.6570.98551.3141.6425SE +/- 0.02, N = 4SE +/- 0.01, N = 41.461.08

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: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.49730.99461.49191.98922.4865SE +/- 0.03, N = 4SE +/- 0.01, N = 42.211.64

Threaded I/O Tester

Test: Random Write - Size Per Thread: 64MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 64MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.49950.9991.49851.9982.4975SE +/- 0.03, N = 4SE +/- 0.02, N = 42.221.66

Flexible IO Tester

Test: Intel IOMeter File Server Access Pattern

OpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 1.21Test: Intel IOMeter File Server Access Pattern512K chunks 2 near-copies - controll512K chunks 2 near-copies #11122334455SE +/- 0.16, N = 3SE +/- 0.44, N = 346.7735.00

Threaded I/O Tester

Test: Write - Size Per Thread: 64MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 64MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 2.17, N = 4SE +/- 1.66, N = 4131.1098.20

Threaded I/O Tester

Test: Read - Size Per Thread: 128MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 128MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 2.42, N = 4SE +/- 1.03, N = 4187.84141.76

Threaded I/O Tester

Test: Random Write - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 32MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.7471.4942.2412.9883.735SE +/- 0.04, N = 8SE +/- 0.02, N = 43.322.51

Threaded I/O Tester

Test: Random Write - Size Per Thread: 64MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 64MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.49050.9811.47151.9622.4525SE +/- 0.03, N = 4SE +/- 0.02, N = 42.181.65

IOzone

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

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 2.71, N = 4SE +/- 1.70, N = 3176.80134.02

Threaded I/O Tester

Test: Write - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 32MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 2.37, N = 8SE +/- 1.41, N = 4119.1391.42

IOzone

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

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 1.81, N = 3SE +/- 1.09, N = 3173.57133.75

Threaded I/O Tester

Test: Random Write - Size Per Thread: 64MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 64MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.50631.01261.51892.02522.5315SE +/- 0.05, N = 8SE +/- 0.03, N = 42.251.74

Threaded I/O Tester

Test: Random Write - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 32MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.74931.49862.24792.99723.7465SE +/- 0.07, N = 8SE +/- 0.03, N = 43.332.59

Threaded I/O Tester

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

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 64MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 1.60, N = 4SE +/- 0.57, N = 4112.7087.99

Threaded I/O Tester

Test: Random Write - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 32MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.77181.54362.31543.08723.859SE +/- 0.07, N = 8SE +/- 0.02, N = 43.432.69

Threaded I/O Tester

Test: Random Write - Size Per Thread: 256MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 256MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.21380.42760.64140.85521.069SE +/- 0.00, N = 4SE +/- 0.00, N = 40.950.75

Threaded I/O Tester

Test: Random Write - Size Per Thread: 256MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 256MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.20930.41860.62790.83721.0465SE +/- 0.00, N = 4SE +/- 0.00, N = 40.930.74

Threaded I/O Tester

Test: Random Write - Size Per Thread: 256MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 256MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.2160.4320.6480.8641.08SE +/- 0.01, N = 4SE +/- 0.00, N = 40.960.77

Threaded I/O Tester

Test: Read - Size Per Thread: 256MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 256MB - Thread Count: 4512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD5001000150020002500SE +/- 32.49, N = 5SE +/- 28.59, N = 4SE +/- 24.76, N = 4SE +/- 32.92, N = 4SE +/- 14.08, N = 42167.072119.802133.892199.081871.33

Threaded I/O Tester

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

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 32MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 27.20, N = 4SE +/- 27.61, N = 42065.732121.76

Threaded I/O Tester

Test: Read - Size Per Thread: 64MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 64MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 39.95, N = 8SE +/- 31.16, N = 42077.752126.11

Flexible IO Tester

Test: Example Network Job

OpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 1.21Test: Example Network Job512K chunks 2 near-copies - controll512K chunks 2 near-copies #1612182430SE +/- 0.29, N = 3SE +/- 0.04, N = 322.8423.20

IOzone

Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 3.48, N = 3SE +/- 5.13, N = 31871.791901.27

Threaded I/O Tester

Test: Read - Size Per Thread: 64MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 64MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 19.33, N = 4SE +/- 14.20, N = 42116.772148.33

Threaded I/O Tester

Test: Read - Size Per Thread: 128MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 128MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 28.71, N = 5SE +/- 25.72, N = 72069.892094.16

Threaded I/O Tester

Test: Read - Size Per Thread: 256MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 256MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 13.94, N = 4SE +/- 21.57, N = 42116.022140.25

IOzone

Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #130060090012001500SE +/- 0.20, N = 3SE +/- 7.02, N = 31603.421588.35

IOzone

Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #1100200300400500SE +/- 7.20, N = 6SE +/- 3.62, N = 3454.30458.54

IOzone

Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #130060090012001500SE +/- 6.40, N = 3SE +/- 7.54, N = 31570.251583.64

IOzone

Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #130060090012001500SE +/- 1.38, N = 3SE +/- 17.36, N = 61277.121266.33

Threaded I/O Tester

Test: Random Read - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 32MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 29.09, N = 4SE +/- 20.63, N = 41770.011780.35

Threaded I/O Tester

Test: Read - Size Per Thread: 128MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 128MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 20.12, N = 4SE +/- 19.14, N = 42121.242111.72

IOzone

Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #130060090012001500SE +/- 3.33, N = 3SE +/- 4.74, N = 31257.031262.03

IOzone

Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #190180270360450SE +/- 5.03, N = 3SE +/- 5.97, N = 4394.22395.62

IOzone

Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 5.40, N = 3SE +/- 5.67, N = 31913.651918.29

IOzone

Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #1110220330440550SE +/- 7.75, N = 4SE +/- 7.72, N = 5496.77497.59

Threaded I/O Tester

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

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 64MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 21.46, N = 4SE +/- 17.15, N = 42133.922135.16

Flexible IO Tester

Test: Example Network Job

OpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 1.57Test: Example Network Job512K chunks 2 near-copies #1612182430SE +/- 0.06, N = 326.32

Flexible IO Tester

Test: Intel IOMeter File Server Access Pattern

OpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 1.57Test: Intel IOMeter File Server Access Pattern512K chunks 2 near-copies #18001600240032004000SE +/- 6.44, N = 33702.76

Threaded I/O Tester

Test: Random Read - Size Per Thread: 256MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 256MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #10.95851.9172.87553.8344.7925SE +/- 0.07, N = 8SE +/- 0.07, N = 84.263.36

Threaded I/O Tester

Test: Random Read - Size Per Thread: 256MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 256MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1246810SE +/- 0.18, N = 8SE +/- 0.14, N = 86.266.01

Threaded I/O Tester

Test: Random Read - Size Per Thread: 256MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 256MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 73.63, N = 8SE +/- 70.32, N = 81626.081653.45

Threaded I/O Tester

Test: Random Read - Size Per Thread: 128MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 128MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #1246810SE +/- 0.25, N = 8SE +/- 0.19, N = 87.896.79

Threaded I/O Tester

Test: Random Read - Size Per Thread: 128MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 128MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 28.46, N = 8SE +/- 49.94, N = 81692.711668.22

Threaded I/O Tester

Test: Random Read - Size Per Thread: 128MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 128MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 69.29, N = 8SE +/- 5.56, N = 41657.921771.19

Threaded I/O Tester

Test: Random Read - Size Per Thread: 128MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 128MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 89.86, N = 8SE +/- 26.59, N = 41631.661742.09

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: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 47.50, N = 8SE +/- 7.69, N = 41668.531684.04

Threaded I/O Tester

Test: Random Read - Size Per Thread: 64MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 64MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 10.01, N = 4SE +/- 65.75, N = 81784.301610.46

Threaded I/O Tester

Test: Random Read - Size Per Thread: 64MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 64MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 76.19, N = 8SE +/- 97.28, N = 81659.221572.20

Threaded I/O Tester

Test: Random Read - Size Per Thread: 64MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 64MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 62.11, N = 8SE +/- 69.35, N = 81717.501727.17

Threaded I/O Tester

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

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 32MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 23.49, N = 6SE +/- 50.19, N = 81726.611723.78

Threaded I/O Tester

Test: Random Read - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 32MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 57.94, N = 8SE +/- 8.83, N = 41654.291797.39

Threaded I/O Tester

Test: Random Read - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 32MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 66.30, N = 8SE +/- 134.82, N = 81706.281597.06

Threaded I/O Tester

Test: Read - Size Per Thread: 128MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 128MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 24.22, N = 4SE +/- 131.17, N = 82171.022001.66

Threaded I/O Tester

Test: Read - Size Per Thread: 64MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 64MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 30.96, N = 4SE +/- 54.13, N = 82164.172062.36

Threaded I/O Tester

Test: Read - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 32MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 21.07, N = 4SE +/- 51.42, N = 82129.932050.57

Threaded I/O Tester

Test: Read - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 32MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #15001000150020002500SE +/- 50.29, N = 8SE +/- 31.86, N = 82046.882105.44

Threaded I/O Tester

Test: Read - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Read - Size Per Thread: 32MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #1400800120016002000SE +/- 84.40, N = 8SE +/- 50.14, N = 82011.792084.25

Threaded I/O Tester

Test: Write - Size Per Thread: 128MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 128MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 3.04, N = 8SE +/- 2.49, N = 8129.7091.41

Threaded I/O Tester

Test: Write - Size Per Thread: 128MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 128MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 4.63, N = 8SE +/- 1.79, N = 4136.59102.30

Threaded I/O Tester

Test: Write - Size Per Thread: 128MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 128MB - Thread Count: 4512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 3.77, N = 8SE +/- 2.68, N = 8131.5996.55

Threaded I/O Tester

Test: Write - Size Per Thread: 64MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 64MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 3.00, N = 8SE +/- 3.16, N = 8127.3692.16

Threaded I/O Tester

Test: Write - Size Per Thread: 64MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 64MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 2.72, N = 8SE +/- 3.68, N = 8128.0394.82

Threaded I/O Tester

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

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 32MB - Thread Count: 32512K chunks 2 near-copies - controll512K chunks 2 near-copies #120406080100SE +/- 2.73, N = 8SE +/- 0.47, N = 4109.1183.51

Threaded I/O Tester

Test: Write - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 32MB - Thread Count: 16512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 4.53, N = 8SE +/- 1.54, N = 4114.6289.63

Threaded I/O Tester

Test: Write - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 32MB - Thread Count: 8512K chunks 2 near-copies - controll512K chunks 2 near-copies #1306090120150SE +/- 3.22, N = 8SE +/- 3.27, N = 8120.8892.27

IOzone

Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #160120180240300SE +/- 0.71, N = 3SE +/- 5.15, N = 6276.84163.59

IOzone

Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance512K chunks 2 near-copies - controll512K chunks 2 near-copies #14080120160200SE +/- 0.56, N = 3SE +/- 3.42, N = 6186.32135.01

Threaded I/O Tester

Test: Random Read - Size Per Thread: 256MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Read - Size Per Thread: 256MB - Thread Count: 4512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD400800120016002000SE +/- 119.16, N = 8SE +/- 94.07, N = 8SE +/- 56.10, N = 8SE +/- 9.96, N = 4SE +/- 87.76, N = 81546.371596.061700.441768.001616.25

Threaded I/O Tester

Test: Write - Size Per Thread: 256MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Write - Size Per Thread: 256MB - Thread Count: 4512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD306090120150SE +/- 1.04, N = 4SE +/- 2.77, N = 8SE +/- 2.44, N = 8SE +/- 3.48, N = 8SE +/- 0.42, N = 8110.46138.85141.15142.1719.14

FS-Mark

Test: 1000 Files, 1MB Size, No Sync/FSync

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB Size, No Sync/FSync512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD60120180240300SE +/- 23.43, N = 6SE +/- 19.09, N = 6SE +/- 5.78, N = 6SE +/- 16.48, N = 6SE +/- 1.60, N = 6298.07280.03271.60280.2378.17

AIO-Stress

Test: Random Write

OpenBenchmarking.orgMB/s, More Is BetterAIO-Stress 0.21Test: Random Write512K chunks 2 near-copies #2512K chunks 2 near-copies - controll512K chunks 2 near-copies #1pipi 512K chunks 2 near-copieslevel 6 512k chunk algorithm 2 REBUILD510152025SE +/- 0.43, N = 6SE +/- 0.07, N = 3SE +/- 0.22, N = 3SE +/- 0.24, N = 3SE +/- 0.06, N = 314.6813.6117.1618.4811.92

Phoronix Test Suite v10.8.4