Simulation 1 Simulation 2 Simulation 3 xfs zfs (512B) zfs (4k) xfs zfs (512B) zfs (4k) xfs zfs (512B) zfs (4k) read bw min 1756 176888 183091 70792 11800 10191 77032 2976 4064 read bw max 1830 834391 840648 239410 188659 164498 183308 94396 71672 read bw avg 1793.88 700392.41 688383.05 174820.88 58856.77 48986.95 148670.98 18014.42 13039.86 read bw std 6.59 42331.38 44541.08 15848.12 7427.55 5958.92 12570.68 4365.02 2171.72 read lat min 7 14 14 70 34 33 58 35 96 read lat max 10849 130328 106328 21485 493843 367661 18060 497688 324135 read lat avg 589.56 1560.49 1590.97 6313.42 15954.42 19301.72 4401.5 22161.82 29493.04 read lat std 164.91 1802.26 1657.43 3161.32 22982.2 20067.68 3879.52 34440.85 27406.78 read iops min 449780 44222 45772 17698 2950 2547 19258 744 1016 read iops max 468576 208597 210164 59854 47164 41124 45827 23597 17918 read iops avg 459233.61 175097.85 172095.66 43704.4 14713.58 12246.26 37167.55 4502.74 3259.43 read iops std 1686.09 10582.84 11135.38 3962.05 1856.88 1489.72 3142.66 1091.22 542.93 write bw min 416816 53328 35842 119216 4899 4579 263824 7557 7067 write bw max 460104 199316 201408 208550 123931 135848 482828 154001 164896 write bw avg 428931.71 172144.82 168164.6 182607.51 28141.16 23749.66 434447.08 39591.45 24570.21 write bw std 6102.42 12164.16 15356.34 5642.99 6134.75 4616.15 10650.97 5803.59 3619.65 write lat min 8 20 21 12 20 20 12 22 37 write lat max 10798 129311 106389 21327 493832 365326 18045 432063 317027 write lat avg 404.2 1038.72 1063.58 3275.98 11310.14 13470.8 1199.88 10557.69 15733.64 write lat std 203.05 1457.81 1447 3516.39 18924.83 16527.27 1894.78 18494.46 16148.82 write iops min 104204 13332 8960 29804 1224 1144 65956 1889 1766 write iops max 115026 49829 50352 52136 30982 33962 120707 38499 41222 write iops avg 107232.79 43035.99 42041 45651.02 7034.63 5936.93 108611.52 9897.01 6142 write iops std 1525.76 3041.04 3839.12 1410.71 1533.7 1154.05 2662.76 1450.87 904.9