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qemu-fio-novirtio

shchuko
Feb 12th, 2021 (edited)
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  1. a123456@123456s-Mac fio % sudo ./runjobs.sh /dev/disk3
  2. Continue with /dev/disk3? [y/N] y
  3. randwrite: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=posixaio, iodepth=32
  4. fio-3.19
  5. Starting 1 process
  6. Jobs: 1 (f=1): [w(1)][100.0%][w=14.0MiB/s][w=3595 IOPS][eta 00m:00s]
  7. randwrite: (groupid=0, jobs=1): err= 0: pid=845: Fri Feb 12 11:14:59 2021
  8.   write: IOPS=3236, BW=12.6MiB/s (13.3MB/s)(253MiB/20001msec)
  9.     slat (nsec): min=698, max=19818k, avg=259248.61, stdev=273519.38
  10.     clat (usec): min=10, max=1941.3k, avg=2750.33, stdev=30520.94
  11.      lat (usec): min=26, max=1941.5k, avg=3009.58, stdev=30518.20
  12.     clat percentiles (usec):
  13.      |  1.00th=[     23],  5.00th=[    155], 10.00th=[    416],
  14.      | 20.00th=[    873], 30.00th=[   1303], 40.00th=[   1713],
  15.      | 50.00th=[   2114], 60.00th=[   2540], 70.00th=[   2999],
  16.      | 80.00th=[   3458], 90.00th=[   4178], 95.00th=[   4752],
  17.      | 99.00th=[   6521], 99.50th=[   7767], 99.90th=[  16581],
  18.      | 99.95th=[  23200], 99.99th=[1937769]
  19.    bw (  KiB/s): min= 2535, max=15616, per=100.00%, avg=14000.17, stdev=2259.99, samples=36
  20.    iops        : min=  633, max= 3904, avg=3499.69, stdev=565.10, samples=36
  21.   lat (usec)   : 20=0.01%, 50=3.76%, 100=0.65%, 250=2.41%, 500=5.09%
  22.   lat (usec)   : 750=5.30%, 1000=5.84%
  23.   lat (msec)   : 2=23.93%, 4=41.07%, 10=11.70%, 20=0.20%, 50=0.04%
  24.   lat (msec)   : 2000=0.02%
  25.   cpu          : usr=1.78%, sys=31.43%, ctx=57810, majf=0, minf=27
  26.   IO depths    : 1=3.8%, 2=12.0%, 4=25.0%, 8=52.3%, 16=6.9%, 32=0.0%, >=64=0.0%
  27.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  28.      complete  : 0=0.0%, 4=94.2%, 8=0.2%, 16=5.6%, 32=0.0%, 64=0.0%, >=64=0.0%
  29.      issued rwts: total=0,64730,0,0 short=0,0,0,0 dropped=0,0,0,0
  30.      latency   : target=0, window=0, percentile=100.00%, depth=32
  31.  
  32. Run status group 0 (all jobs):
  33.   WRITE: bw=12.6MiB/s (13.3MB/s), 12.6MiB/s-12.6MiB/s (13.3MB/s-13.3MB/s), io=253MiB (265MB), run=20001-20001msec
  34. ----------------------------
  35. seqwrite: (g=0): rw=write, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=posixaio, iodepth=32
  36. fio-3.19
  37. Starting 1 process
  38. Jobs: 1 (f=1): [W(1)][100.0%][w=14.0MiB/s][w=3837 IOPS][eta 00m:00s]
  39. seqwrite: (groupid=0, jobs=1): err= 0: pid=847: Fri Feb 12 11:15:19 2021
  40.   write: IOPS=3763, BW=14.7MiB/s (15.4MB/s)(294MiB/20001msec)
  41.     slat (nsec): min=713, max=8514.0k, avg=249465.83, stdev=217888.69
  42.     clat (usec): min=5, max=57554, avg=2149.42, stdev=1463.41
  43.      lat (usec): min=100, max=58141, avg=2398.89, stdev=1469.85
  44.     clat percentiles (usec):
  45.      |  1.00th=[   22],  5.00th=[  151], 10.00th=[  404], 20.00th=[  840],
  46.      | 30.00th=[ 1237], 40.00th=[ 1631], 50.00th=[ 2024], 60.00th=[ 2409],
  47.      | 70.00th=[ 2835], 80.00th=[ 3294], 90.00th=[ 3949], 95.00th=[ 4555],
  48.      | 99.00th=[ 5932], 99.50th=[ 6718], 99.90th=[11469], 99.95th=[12911],
  49.      | 99.99th=[18744]
  50.    bw (  KiB/s): min=12159, max=15848, per=100.00%, avg=15081.28, stdev=666.57, samples=39
  51.    iops        : min= 3039, max= 3962, avg=3770.00, stdev=166.74, samples=39
  52.   lat (usec)   : 10=0.01%, 20=0.01%, 50=3.77%, 100=0.73%, 250=2.55%
  53.   lat (usec)   : 500=5.24%, 750=5.53%, 1000=6.38%
  54.   lat (msec)   : 2=25.38%, 4=40.87%, 10=9.41%, 20=0.14%, 50=0.01%
  55.   lat (msec)   : 100=0.01%
  56.   cpu          : usr=1.88%, sys=35.01%, ctx=67828, majf=0, minf=27
  57.   IO depths    : 1=3.5%, 2=12.3%, 4=25.2%, 8=52.2%, 16=6.8%, 32=0.0%, >=64=0.0%
  58.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  59.      complete  : 0=0.0%, 4=94.3%, 8=0.1%, 16=5.6%, 32=0.0%, 64=0.0%, >=64=0.0%
  60.      issued rwts: total=0,75278,0,0 short=0,0,0,0 dropped=0,0,0,0
  61.      latency   : target=0, window=0, percentile=100.00%, depth=32
  62.  
  63. Run status group 0 (all jobs):
  64.   WRITE: bw=14.7MiB/s (15.4MB/s), 14.7MiB/s-14.7MiB/s (15.4MB/s-15.4MB/s), io=294MiB (308MB), run=20001-20001msec
  65. ----------------------------
  66. seqwrite-sync: (g=0): rw=write, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=1
  67. fio-3.19
  68. Starting 1 process
  69. Jobs: 1 (f=1): [W(1)][100.0%][w=23.3MiB/s][w=5958 IOPS][eta 00m:00s]
  70. seqwrite-sync: (groupid=0, jobs=1): err= 0: pid=849: Fri Feb 12 11:15:39 2021
  71.   write: IOPS=5526, BW=21.6MiB/s (22.6MB/s)(432MiB/20000msec)
  72.     clat (usec): min=3, max=27897, avg=178.39, stdev=291.15
  73.      lat (usec): min=3, max=27897, avg=178.81, stdev=291.27
  74.     clat percentiles (usec):
  75.      |  1.00th=[    4],  5.00th=[    4], 10.00th=[    5], 20.00th=[    9],
  76.      | 30.00th=[   73], 40.00th=[   78], 50.00th=[   92], 60.00th=[  127],
  77.      | 70.00th=[  196], 80.00th=[  293], 90.00th=[  371], 95.00th=[  515],
  78.      | 99.00th=[ 1319], 99.50th=[ 1631], 99.90th=[ 2638], 99.95th=[ 3392],
  79.      | 99.99th=[ 6718]
  80.    bw (  KiB/s): min=13888, max=24701, per=99.97%, avg=22099.51, stdev=2425.02, samples=39
  81.    iops        : min= 3472, max= 6175, avg=5524.51, stdev=606.29, samples=39
  82.   lat (usec)   : 4=6.23%, 10=15.00%, 20=1.15%, 50=0.15%, 100=31.07%
  83.   lat (usec)   : 250=20.72%, 500=20.41%, 750=2.68%, 1000=0.81%
  84.   lat (msec)   : 2=1.56%, 4=0.21%, 10=0.03%, 20=0.01%, 50=0.01%
  85.   cpu          : usr=1.96%, sys=77.38%, ctx=11069, majf=0, minf=28
  86.   IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
  87.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  88.      complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  89.      issued rwts: total=0,110531,0,0 short=0,0,0,0 dropped=0,0,0,0
  90.      latency   : target=0, window=0, percentile=100.00%, depth=1
  91.  
  92. Run status group 0 (all jobs):
  93.   WRITE: bw=21.6MiB/s (22.6MB/s), 21.6MiB/s-21.6MiB/s (22.6MB/s-22.6MB/s), io=432MiB (453MB), run=20000-20000msec
  94. ----------------------------
  95. randread: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=posixaio, iodepth=32
  96. fio-3.19
  97. Starting 1 process
  98. Jobs: 1 (f=1): [r(1)][100.0%][r=14.0MiB/s][r=3589 IOPS][eta 00m:00s]
  99. randread: (groupid=0, jobs=1): err= 0: pid=851: Fri Feb 12 11:16:00 2021
  100.   read: IOPS=3348, BW=13.1MiB/s (13.7MB/s)(262MiB/20002msec)
  101.     slat (nsec): min=663, max=43659k, avg=80797.56, stdev=309342.79
  102.     clat (usec): min=21, max=91779, avg=4032.34, stdev=2202.94
  103.      lat (usec): min=436, max=92008, avg=4113.14, stdev=2197.83
  104.     clat percentiles (usec):
  105.      |  1.00th=[  660],  5.00th=[ 1352], 10.00th=[ 1893], 20.00th=[ 2671],
  106.      | 30.00th=[ 3195], 40.00th=[ 3556], 50.00th=[ 3884], 60.00th=[ 4228],
  107.      | 70.00th=[ 4621], 80.00th=[ 5145], 90.00th=[ 6063], 95.00th=[ 7046],
  108.      | 99.00th=[ 9503], 99.50th=[11338], 99.90th=[23987], 99.95th=[29230],
  109.      | 99.99th=[64750]
  110.    bw (  KiB/s): min= 8568, max=14740, per=100.00%, avg=13416.49, stdev=1499.59, samples=39
  111.    iops        : min= 2142, max= 3685, avg=3353.72, stdev=374.81, samples=39
  112.   lat (usec)   : 50=0.10%, 100=0.08%, 250=0.13%, 500=0.26%, 750=0.78%
  113.   lat (usec)   : 1000=1.11%
  114.   lat (msec)   : 2=8.66%, 4=42.27%, 10=45.86%, 20=0.63%, 50=0.09%
  115.   lat (msec)   : 100=0.03%
  116.   cpu          : usr=1.64%, sys=14.49%, ctx=26707, majf=0, minf=29
  117.   IO depths    : 1=0.9%, 2=3.1%, 4=11.0%, 8=67.8%, 16=17.2%, 32=0.0%, >=64=0.0%
  118.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  119.      complete  : 0=0.0%, 4=94.0%, 8=3.1%, 16=2.9%, 32=0.0%, 64=0.0%, >=64=0.0%
  120.      issued rwts: total=66975,0,0,0 short=0,0,0,0 dropped=0,0,0,0
  121.      latency   : target=0, window=0, percentile=100.00%, depth=32
  122.  
  123. Run status group 0 (all jobs):
  124.    READ: bw=13.1MiB/s (13.7MB/s), 13.1MiB/s-13.1MiB/s (13.7MB/s-13.7MB/s), io=262MiB (274MB), run=20002-20002msec
  125. ----------------------------
  126. seqread: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=posixaio, iodepth=32
  127. fio-3.19
  128. Starting 1 process
  129. Jobs: 1 (f=1): [R(1)][100.0%][r=13.2MiB/s][r=3370 IOPS][eta 00m:00s]
  130. seqread: (groupid=0, jobs=1): err= 0: pid=853: Fri Feb 12 11:16:20 2021
  131.   read: IOPS=3249, BW=12.7MiB/s (13.3MB/s)(254MiB/20011msec)
  132.     slat (nsec): min=657, max=10976k, avg=173133.38, stdev=303608.25
  133.     clat (usec): min=20, max=26507, avg=3426.93, stdev=1806.60
  134.      lat (usec): min=99, max=26508, avg=3600.07, stdev=1767.88
  135.     clat percentiles (usec):
  136.      |  1.00th=[  302],  5.00th=[  865], 10.00th=[ 1270], 20.00th=[ 1909],
  137.      | 30.00th=[ 2474], 40.00th=[ 2933], 50.00th=[ 3294], 60.00th=[ 3687],
  138.      | 70.00th=[ 4113], 80.00th=[ 4686], 90.00th=[ 5604], 95.00th=[ 6456],
  139.      | 99.00th=[ 8586], 99.50th=[ 9896], 99.90th=[15664], 99.95th=[18220],
  140.      | 99.99th=[20055]
  141.    bw (  KiB/s): min= 9630, max=14379, per=100.00%, avg=13046.97, stdev=1058.90, samples=39
  142.    iops        : min= 2407, max= 3594, avg=3261.41, stdev=264.71, samples=39
  143.   lat (usec)   : 50=0.43%, 100=0.21%, 250=0.26%, 500=1.00%, 750=2.06%
  144.   lat (usec)   : 1000=2.62%
  145.   lat (msec)   : 2=14.85%, 4=46.03%, 10=32.04%, 20=0.48%, 50=0.01%
  146.   cpu          : usr=1.42%, sys=19.36%, ctx=36057, majf=0, minf=29
  147.   IO depths    : 1=1.4%, 2=6.1%, 4=18.1%, 8=62.7%, 16=11.7%, 32=0.0%, >=64=0.0%
  148.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  149.      complete  : 0=0.0%, 4=93.9%, 8=1.8%, 16=4.3%, 32=0.0%, 64=0.0%, >=64=0.0%
  150.      issued rwts: total=65021,0,0,0 short=0,0,0,0 dropped=0,0,0,0
  151.      latency   : target=0, window=0, percentile=100.00%, depth=32
  152.  
  153. Run status group 0 (all jobs):
  154.    READ: bw=12.7MiB/s (13.3MB/s), 12.7MiB/s-12.7MiB/s (13.3MB/s-13.3MB/s), io=254MiB (266MB), run=20011-20011msec
  155. ----------------------------
  156. seqread-sync: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=1
  157. fio-3.19
  158. Starting 1 process
  159. Jobs: 1 (f=1): [R(1)][100.0%][r=8318KiB/s][r=2079 IOPS][eta 00m:00s]
  160. seqread-sync: (groupid=0, jobs=1): err= 0: pid=855: Fri Feb 12 11:16:40 2021
  161.   read: IOPS=2049, BW=8199KiB/s (8396kB/s)(160MiB/20001msec)
  162.     clat (usec): min=57, max=7015, avg=483.51, stdev=155.45
  163.      lat (usec): min=57, max=7015, avg=483.85, stdev=155.49
  164.     clat percentiles (usec):
  165.      |  1.00th=[  330],  5.00th=[  375], 10.00th=[  383], 20.00th=[  404],
  166.      | 30.00th=[  424], 40.00th=[  437], 50.00th=[  449], 60.00th=[  469],
  167.      | 70.00th=[  490], 80.00th=[  537], 90.00th=[  611], 95.00th=[  701],
  168.      | 99.00th=[ 1020], 99.50th=[ 1270], 99.90th=[ 1991], 99.95th=[ 2507],
  169.      | 99.99th=[ 4293]
  170.    bw (  KiB/s): min= 7289, max= 8653, per=100.00%, avg=8204.05, stdev=239.90, samples=39
  171.    iops        : min= 1822, max= 2163, avg=2050.67, stdev=59.98, samples=39
  172.   lat (usec)   : 100=0.40%, 250=0.10%, 500=72.52%, 750=23.38%, 1000=2.52%
  173.   lat (msec)   : 2=1.00%, 4=0.08%, 10=0.02%
  174.   cpu          : usr=1.04%, sys=26.43%, ctx=41792, majf=0, minf=29
  175.   IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
  176.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  177.      complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  178.      issued rwts: total=40996,0,0,0 short=0,0,0,0 dropped=0,0,0,0
  179.      latency   : target=0, window=0, percentile=100.00%, depth=1
  180.  
  181. Run status group 0 (all jobs):
  182.    READ: bw=8199KiB/s (8396kB/s), 8199KiB/s-8199KiB/s (8396kB/s-8396kB/s), io=160MiB (168MB), run=20001-20001msec
  183. ----------------------------
  184. randrw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=posixaio, iodepth=32
  185. fio-3.19
  186. Starting 1 process
  187. Jobs: 1 (f=1): [m(1)][100.0%][r=8031KiB/s,w=8027KiB/s][r=2007,w=2006 IOPS][eta 00m:00s]
  188. randrw: (groupid=0, jobs=1): err= 0: pid=857: Fri Feb 12 11:17:01 2021
  189.   read: IOPS=1798, BW=7195KiB/s (7368kB/s)(141MiB/20001msec)
  190.     slat (nsec): min=670, max=5970.7k, avg=183781.35, stdev=280736.97
  191.     clat (usec): min=20, max=39653, avg=3350.54, stdev=1964.35
  192.      lat (usec): min=367, max=39784, avg=3534.32, stdev=1928.79
  193.     clat percentiles (usec):
  194.      |  1.00th=[  302],  5.00th=[  914], 10.00th=[ 1270], 20.00th=[ 1827],
  195.      | 30.00th=[ 2311], 40.00th=[ 2737], 50.00th=[ 3130], 60.00th=[ 3556],
  196.      | 70.00th=[ 4015], 80.00th=[ 4555], 90.00th=[ 5538], 95.00th=[ 6456],
  197.      | 99.00th=[ 9241], 99.50th=[11076], 99.90th=[15401], 99.95th=[24511],
  198.      | 99.99th=[39060]
  199.    bw (  KiB/s): min= 5051, max= 8596, per=99.98%, avg=7193.79, stdev=890.34, samples=39
  200.    iops        : min= 1262, max= 2149, avg=1798.10, stdev=222.66, samples=39
  201.   write: IOPS=1800, BW=7201KiB/s (7374kB/s)(141MiB/20001msec)
  202.     slat (nsec): min=706, max=12434k, avg=181978.74, stdev=282266.85
  203.     clat (usec): min=19, max=39222, avg=2452.39, stdev=1669.64
  204.      lat (usec): min=27, max=39223, avg=2634.37, stdev=1678.30
  205.     clat percentiles (usec):
  206.      |  1.00th=[   23],  5.00th=[  289], 10.00th=[  594], 20.00th=[ 1074],
  207.      | 30.00th=[ 1483], 40.00th=[ 1844], 50.00th=[ 2245], 60.00th=[ 2638],
  208.      | 70.00th=[ 3097], 80.00th=[ 3621], 90.00th=[ 4490], 95.00th=[ 5276],
  209.      | 99.00th=[ 7308], 99.50th=[ 8717], 99.90th=[12911], 99.95th=[14746],
  210.      | 99.99th=[27395]
  211.    bw (  KiB/s): min= 4918, max= 8640, per=99.91%, avg=7194.64, stdev=927.16, samples=39
  212.    iops        : min= 1229, max= 2160, avg=1798.23, stdev=231.82, samples=39
  213.   lat (usec)   : 20=0.01%, 50=1.30%, 100=0.26%, 250=1.09%, 500=2.40%
  214.   lat (usec)   : 750=3.18%, 1000=4.05%
  215.   lat (msec)   : 2=21.45%, 4=43.79%, 10=21.98%, 20=0.47%, 50=0.05%
  216.   cpu          : usr=1.83%, sys=23.71%, ctx=44515, majf=0, minf=30
  217.   IO depths    : 1=1.3%, 2=6.7%, 4=19.0%, 8=61.5%, 16=11.4%, 32=0.0%, >=64=0.0%
  218.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  219.      complete  : 0=0.0%, 4=93.6%, 8=1.9%, 16=4.5%, 32=0.0%, 64=0.0%, >=64=0.0%
  220.      issued rwts: total=35979,36007,0,0 short=0,0,0,0 dropped=0,0,0,0
  221.      latency   : target=0, window=0, percentile=100.00%, depth=32
  222.  
  223. Run status group 0 (all jobs):
  224.    READ: bw=7195KiB/s (7368kB/s), 7195KiB/s-7195KiB/s (7368kB/s-7368kB/s), io=141MiB (147MB), run=20001-20001msec
  225.   WRITE: bw=7201KiB/s (7374kB/s), 7201KiB/s-7201KiB/s (7374kB/s-7374kB/s), io=141MiB (147MB), run=20001-20001msec
  226. ----------------------------
  227. Done!
  228. ------------------------------------------
  229. a123456@123456s-Mac ~ % sudo dd if=/dev/zero of=/dev/disk3 bs=4096 count=100000; sync
  230. 100000+0 records in
  231. 100000+0 records out
  232. 409600000 bytes transferred in 16.407716 secs (24963865 bytes/sec)
  233. a123456@123456s-Mac ~ % sudo dd of=/dev/zero if=/dev/disk3 bs=4096 count=100000; sync
  234. 100000+0 records in
  235. 100000+0 records out
  236. 409600000 bytes transferred in 45.164097 secs (9069151 bytes/sec)
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