== sanity test 398b: DIO and buffer IO race ============== 19:39:30 (1781048370)
/usr/bin/fio
12+0 records in
12+0 records out
12582912 bytes (13 MB, 12 MiB) copied, 0.0803945 s, 157 MB/s
mix direct rw 12M to OST0 by fio with 4 jobs...
mix buffer rw 12M to OST0 by fio with 4 jobs...
rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=16
...
fio-3.19
Starting 4 processes
rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=16
...
fio-3.19
Starting 4 processes

rand-rw: (groupid=0, jobs=1): err= 0: pid=147355: Tue Jun  9 19:39:37 2026
  read: IOPS=210, BW=843KiB/s (863kB/s)(1480KiB/1756msec)
    clat (usec): min=4, max=39115, avg=2766.01, stdev=3086.92
     lat (usec): min=4, max=39115, avg=2766.40, stdev=3086.91
    clat percentiles (usec):
     |  1.00th=[   10],  5.00th=[   13], 10.00th=[   16], 20.00th=[   20],
     | 30.00th=[  198], 40.00th=[ 2024], 50.00th=[ 2671], 60.00th=[ 3195],
     | 70.00th=[ 3687], 80.00th=[ 4359], 90.00th=[ 5669], 95.00th=[ 7046],
     | 99.00th=[12125], 99.50th=[15401], 99.90th=[39060], 99.95th=[39060],
     | 99.99th=[39060]
   bw (  KiB/s): min=  661, max=  904, per=24.52%, avg=815.00, stdev=133.91, samples=3
   iops        : min=  165, max=  226, avg=203.67, stdev=33.62, samples=3
  write: IOPS=226, BW=907KiB/s (928kB/s)(1592KiB/1756msec); 0 zone resets
    clat (usec): min=125, max=10826, avg=1815.21, stdev=1882.48
     lat (usec): min=126, max=10827, avg=1815.70, stdev=1882.47
    clat percentiles (usec):
     |  1.00th=[  145],  5.00th=[  202], 10.00th=[  227], 20.00th=[  293],
     | 30.00th=[  355], 40.00th=[  619], 50.00th=[ 1287], 60.00th=[ 1598],
     | 70.00th=[ 2089], 80.00th=[ 3425], 90.00th=[ 4490], 95.00th=[ 5669],
     | 99.00th=[ 7504], 99.50th=[10552], 99.90th=[10814], 99.95th=[10814],
     | 99.99th=[10814]
   bw (  KiB/s): min=  693, max= 1000, per=25.36%, avg=887.00, stdev=168.77, samples=3
   iops        : min=  173, max=  250, avg=221.67, stdev=42.34, samples=3
  lat (usec)   : 10=0.65%, 20=9.77%, 50=3.65%, 100=0.26%, 250=6.77%
  lat (usec)   : 500=13.15%, 750=2.34%, 1000=1.43%
  lat (msec)   : 2=16.15%, 4=26.56%, 10=18.10%, 20=1.04%, 50=0.13%
  cpu          : usr=0.46%, sys=18.06%, ctx=1139, majf=0, minf=14
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=370,398,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16
rand-rw: (groupid=0, jobs=1): err= 0: pid=147356: Tue Jun  9 19:39:37 2026
  read: IOPS=199, BW=797KiB/s (816kB/s)(1436KiB/1801msec)
    clat (usec): min=8, max=21201, avg=2760.44, stdev=2605.84
     lat (usec): min=8, max=21201, avg=2760.82, stdev=2605.84
    clat percentiles (usec):
     |  1.00th=[    9],  5.00th=[   14], 10.00th=[   16], 20.00th=[   22],
     | 30.00th=[ 1319], 40.00th=[ 2089], 50.00th=[ 2737], 60.00th=[ 3294],
     | 70.00th=[ 3720], 80.00th=[ 4359], 90.00th=[ 5342], 95.00th=[ 6652],
     | 99.00th=[12649], 99.50th=[15139], 99.90th=[21103], 99.95th=[21103],
     | 99.99th=[21103]
   bw (  KiB/s): min=  680, max=  880, per=24.39%, avg=810.67, stdev=113.23, samples=3
   iops        : min=  170, max=  220, avg=202.67, stdev=28.31, samples=3
  write: IOPS=227, BW=908KiB/s (930kB/s)(1636KiB/1801msec); 0 zone resets
    clat (usec): min=138, max=13009, avg=1952.91, stdev=2056.03
     lat (usec): min=139, max=13010, avg=1953.86, stdev=2056.26
    clat percentiles (usec):
     |  1.00th=[  145],  5.00th=[  204], 10.00th=[  237], 20.00th=[  310],
     | 30.00th=[  416], 40.00th=[  889], 50.00th=[ 1319], 60.00th=[ 1680],
     | 70.00th=[ 2474], 80.00th=[ 3359], 90.00th=[ 4752], 95.00th=[ 6128],
     | 99.00th=[ 9503], 99.50th=[10814], 99.90th=[13042], 99.95th=[13042],
     | 99.99th=[13042]
   bw (  KiB/s): min=  764, max= 1000, per=26.19%, avg=916.00, stdev=131.88, samples=3
   iops        : min=  191, max=  250, avg=229.00, stdev=32.97, samples=3
  lat (usec)   : 10=0.91%, 20=7.55%, 50=3.91%, 100=0.52%, 250=6.77%
  lat (usec)   : 500=11.59%, 750=2.60%, 1000=0.65%
  lat (msec)   : 2=18.88%, 4=27.73%, 10=17.58%, 20=1.17%, 50=0.13%
  cpu          : usr=0.28%, sys=17.17%, ctx=1108, majf=0, minf=15
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=359,409,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16
rand-rw: (groupid=0, jobs=1): err= 0: pid=147357: Tue Jun  9 19:39:37 2026
  read: IOPS=220, BW=881KiB/s (902kB/s)(1564KiB/1775msec)
    clat (usec): min=4, max=12111, avg=2597.68, stdev=2220.07
     lat (usec): min=4, max=12112, avg=2598.17, stdev=2220.10
    clat percentiles (usec):
     |  1.00th=[    9],  5.00th=[   13], 10.00th=[   16], 20.00th=[   20],
     | 30.00th=[   61], 40.00th=[ 2073], 50.00th=[ 2704], 60.00th=[ 3294],
     | 70.00th=[ 3851], 80.00th=[ 4424], 90.00th=[ 5211], 95.00th=[ 6063],
     | 99.00th=[ 9634], 99.50th=[11207], 99.90th=[12125], 99.95th=[12125],
     | 99.99th=[12125]
   bw (  KiB/s): min=  661, max= 1064, per=26.85%, avg=892.33, stdev=208.02, samples=3
   iops        : min=  165, max=  266, avg=223.00, stdev=52.14, samples=3
  write: IOPS=212, BW=850KiB/s (870kB/s)(1508KiB/1775msec); 0 zone resets
    clat (usec): min=113, max=17998, avg=1988.24, stdev=2295.38
     lat (usec): min=113, max=17998, avg=1988.80, stdev=2295.33
    clat percentiles (usec):
     |  1.00th=[  135],  5.00th=[  192], 10.00th=[  229], 20.00th=[  293],
     | 30.00th=[  375], 40.00th=[  988], 50.00th=[ 1352], 60.00th=[ 1663],
     | 70.00th=[ 2245], 80.00th=[ 3359], 90.00th=[ 4621], 95.00th=[ 5800],
     | 99.00th=[12649], 99.50th=[15664], 99.90th=[17957], 99.95th=[17957],
     | 99.99th=[17957]
   bw (  KiB/s): min=  719, max=  928, per=24.16%, avg=845.00, stdev=110.94, samples=3
   iops        : min=  179, max=  232, avg=211.00, stdev=28.16, samples=3
  lat (usec)   : 10=0.78%, 20=10.42%, 50=3.52%, 100=1.17%, 250=7.16%
  lat (usec)   : 500=10.42%, 750=1.69%, 1000=0.91%
  lat (msec)   : 2=16.41%, 4=27.08%, 10=19.53%, 20=0.91%
  cpu          : usr=0.62%, sys=16.18%, ctx=1071, majf=0, minf=17
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=391,377,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16
rand-rw: (groupid=0, jobs=1): err= 0: pid=147358: Tue Jun  9 19:39:37 2026
  read: IOPS=216, BW=867KiB/s (887kB/s)(1508KiB/1740msec)
    clat (usec): min=5, max=12994, avg=2453.13, stdev=2296.89
     lat (usec): min=5, max=12995, avg=2453.50, stdev=2296.89
    clat percentiles (usec):
     |  1.00th=[    9],  5.00th=[   13], 10.00th=[   15], 20.00th=[   19],
     | 30.00th=[   29], 40.00th=[ 1844], 50.00th=[ 2540], 60.00th=[ 3130],
     | 70.00th=[ 3556], 80.00th=[ 4113], 90.00th=[ 5014], 95.00th=[ 5800],
     | 99.00th=[10159], 99.50th=[12125], 99.90th=[13042], 99.95th=[13042],
     | 99.99th=[13042]
   bw (  KiB/s): min=  721, max=  928, per=25.60%, avg=851.00, stdev=113.22, samples=3
   iops        : min=  180, max=  232, avg=212.67, stdev=28.45, samples=3
  write: IOPS=224, BW=899KiB/s (920kB/s)(1564KiB/1740msec); 0 zone resets
    clat (usec): min=107, max=14210, avg=2057.76, stdev=2171.55
     lat (usec): min=108, max=14211, avg=2060.59, stdev=2170.04
    clat percentiles (usec):
     |  1.00th=[  153],  5.00th=[  204], 10.00th=[  243], 20.00th=[  318],
     | 30.00th=[  420], 40.00th=[ 1057], 50.00th=[ 1434], 60.00th=[ 1844],
     | 70.00th=[ 2474], 80.00th=[ 3490], 90.00th=[ 5080], 95.00th=[ 5997],
     | 99.00th=[ 9896], 99.50th=[12256], 99.90th=[14222], 99.95th=[14222],
     | 99.99th=[14222]
   bw (  KiB/s): min=  740, max= 1000, per=25.65%, avg=897.33, stdev=138.35, samples=3
   iops        : min=  185, max=  250, avg=224.33, stdev=34.59, samples=3
  lat (usec)   : 10=0.78%, 20=10.94%, 50=3.78%, 100=0.39%, 250=5.86%
  lat (usec)   : 500=12.24%, 750=2.34%, 1000=1.04%
  lat (msec)   : 2=15.89%, 4=28.26%, 10=17.45%, 20=1.04%
  cpu          : usr=0.23%, sys=16.39%, ctx=1098, majf=0, minf=13
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=377,391,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16

Run status group 0 (all jobs):
   READ: bw=3325KiB/s (3405kB/s), 797KiB/s-881KiB/s (816kB/s-902kB/s), io=5988KiB (6132kB), run=1740-1801msec
  WRITE: bw=3498KiB/s (3582kB/s), 850KiB/s-908KiB/s (870kB/s-930kB/s), io=6300KiB (6451kB), run=1740-1801msec

rand-rw: (groupid=0, jobs=1): err= 0: pid=147350: Tue Jun  9 19:39:38 2026
  read: IOPS=143, BW=572KiB/s (586kB/s)(1480KiB/2587msec)
    clat (usec): min=862, max=27419, avg=2339.75, stdev=2235.79
     lat (usec): min=862, max=27421, avg=2340.17, stdev=2235.86
    clat percentiles (usec):
     |  1.00th=[  889],  5.00th=[  979], 10.00th=[ 1045], 20.00th=[ 1123],
     | 30.00th=[ 1205], 40.00th=[ 1319], 50.00th=[ 1483], 60.00th=[ 1680],
     | 70.00th=[ 2114], 80.00th=[ 3228], 90.00th=[ 5407], 95.00th=[ 6783],
     | 99.00th=[ 8455], 99.50th=[ 8848], 99.90th=[27395], 99.95th=[27395],
     | 99.99th=[27395]
   bw (  KiB/s): min=  384, max=  592, per=19.97%, avg=461.50, stdev=97.45, samples=4
   iops        : min=   96, max=  148, avg=115.25, stdev=24.49, samples=4
  write: IOPS=153, BW=615KiB/s (630kB/s)(1592KiB/2587msec); 0 zone resets
    clat (usec): min=1550, max=24487, avg=4294.91, stdev=2599.54
     lat (usec): min=1551, max=24487, avg=4295.47, stdev=2599.57
    clat percentiles (usec):
     |  1.00th=[ 1582],  5.00th=[ 2008], 10.00th=[ 2180], 20.00th=[ 2442],
     | 30.00th=[ 2638], 40.00th=[ 2835], 50.00th=[ 3163], 60.00th=[ 3884],
     | 70.00th=[ 4948], 80.00th=[ 6128], 90.00th=[ 7832], 95.00th=[ 9110],
     | 99.00th=[12518], 99.50th=[16450], 99.90th=[24511], 99.95th=[24511],
     | 99.99th=[24511]
   bw (  KiB/s): min=  409, max=  784, per=21.31%, avg=518.25, stdev=178.85, samples=4
   iops        : min=  102, max=  196, avg=129.50, stdev=44.76, samples=4
  lat (usec)   : 1000=3.12%
  lat (msec)   : 2=32.42%, 4=37.50%, 10=25.26%, 20=1.43%, 50=0.26%
  cpu          : usr=0.27%, sys=5.49%, ctx=831, majf=0, minf=11
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=370,398,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16
rand-rw: (groupid=0, jobs=1): err= 0: pid=147351: Tue Jun  9 19:39:38 2026
  read: IOPS=139, BW=557KiB/s (571kB/s)(1436KiB/2577msec)
    clat (usec): min=736, max=27559, avg=2430.91, stdev=2448.21
     lat (usec): min=737, max=27560, avg=2431.39, stdev=2448.20
    clat percentiles (usec):
     |  1.00th=[  865],  5.00th=[  979], 10.00th=[ 1020], 20.00th=[ 1123],
     | 30.00th=[ 1237], 40.00th=[ 1336], 50.00th=[ 1516], 60.00th=[ 1680],
     | 70.00th=[ 2089], 80.00th=[ 3228], 90.00th=[ 5669], 95.00th=[ 7177],
     | 99.00th=[10814], 99.50th=[14353], 99.90th=[27657], 99.95th=[27657],
     | 99.99th=[27657]
   bw (  KiB/s): min=  368, max=  760, per=20.64%, avg=477.00, stdev=189.01, samples=4
   iops        : min=   92, max=  190, avg=119.25, stdev=47.25, samples=4
  write: IOPS=158, BW=635KiB/s (650kB/s)(1636KiB/2577msec); 0 zone resets
    clat (usec): min=1400, max=14368, avg=4135.67, stdev=2307.77
     lat (usec): min=1401, max=14368, avg=4136.25, stdev=2307.78
    clat percentiles (usec):
     |  1.00th=[ 1647],  5.00th=[ 1942], 10.00th=[ 2147], 20.00th=[ 2376],
     | 30.00th=[ 2573], 40.00th=[ 2802], 50.00th=[ 3097], 60.00th=[ 3785],
     | 70.00th=[ 4948], 80.00th=[ 5866], 90.00th=[ 7504], 95.00th=[ 9110],
     | 99.00th=[11338], 99.50th=[12518], 99.90th=[14353], 99.95th=[14353],
     | 99.99th=[14353]
   bw (  KiB/s): min=  408, max=  688, per=21.88%, avg=532.00, stdev=128.42, samples=4
   iops        : min=  102, max=  172, avg=133.00, stdev=32.10, samples=4
  lat (usec)   : 750=0.13%, 1000=3.52%
  lat (msec)   : 2=32.03%, 4=37.89%, 10=24.35%, 20=1.95%, 50=0.13%
  cpu          : usr=0.43%, sys=5.20%, ctx=829, majf=0, minf=12
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=359,409,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16
rand-rw: (groupid=0, jobs=1): err= 0: pid=147353: Tue Jun  9 19:39:38 2026
  read: IOPS=153, BW=613KiB/s (627kB/s)(1564KiB/2553msec)
    clat (usec): min=809, max=11529, avg=2339.96, stdev=1965.68
     lat (usec): min=809, max=11530, avg=2340.39, stdev=1965.70
    clat percentiles (usec):
     |  1.00th=[  873],  5.00th=[  938], 10.00th=[ 1020], 20.00th=[ 1090],
     | 30.00th=[ 1188], 40.00th=[ 1303], 50.00th=[ 1434], 60.00th=[ 1647],
     | 70.00th=[ 2245], 80.00th=[ 3359], 90.00th=[ 5473], 95.00th=[ 6849],
     | 99.00th=[ 9241], 99.50th=[10552], 99.90th=[11469], 99.95th=[11469],
     | 99.99th=[11469]
   bw (  KiB/s): min=  351, max=  744, per=22.06%, avg=509.75, stdev=166.77, samples=4
   iops        : min=   87, max=  186, avg=127.25, stdev=41.93, samples=4
  write: IOPS=147, BW=591KiB/s (605kB/s)(1508KiB/2553msec); 0 zone resets
    clat (usec): min=1667, max=25716, avg=4309.96, stdev=2689.17
     lat (usec): min=1667, max=25718, avg=4310.66, stdev=2689.25
    clat percentiles (usec):
     |  1.00th=[ 1729],  5.00th=[ 1942], 10.00th=[ 2147], 20.00th=[ 2409],
     | 30.00th=[ 2573], 40.00th=[ 2868], 50.00th=[ 3163], 60.00th=[ 3785],
     | 70.00th=[ 5080], 80.00th=[ 6325], 90.00th=[ 7963], 95.00th=[ 8848],
     | 99.00th=[13304], 99.50th=[15795], 99.90th=[25822], 99.95th=[25822],
     | 99.99th=[25822]
   bw (  KiB/s): min=  416, max=  704, per=20.56%, avg=500.00, stdev=136.63, samples=4
   iops        : min=  104, max=  176, avg=125.00, stdev=34.16, samples=4
  lat (usec)   : 1000=4.82%
  lat (msec)   : 2=32.55%, 4=35.55%, 10=25.26%, 20=1.69%, 50=0.13%
  cpu          : usr=0.35%, sys=5.37%, ctx=842, majf=0, minf=12
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=391,377,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16
rand-rw: (groupid=0, jobs=1): err= 0: pid=147354: Tue Jun  9 19:39:38 2026
  read: IOPS=145, BW=582KiB/s (596kB/s)(1508KiB/2590msec)
    clat (usec): min=853, max=14479, avg=2480.67, stdev=2137.30
     lat (usec): min=853, max=14480, avg=2481.17, stdev=2137.29
    clat percentiles (usec):
     |  1.00th=[  873],  5.00th=[  963], 10.00th=[ 1012], 20.00th=[ 1090],
     | 30.00th=[ 1205], 40.00th=[ 1319], 50.00th=[ 1483], 60.00th=[ 1778],
     | 70.00th=[ 2606], 80.00th=[ 3523], 90.00th=[ 5932], 95.00th=[ 6915],
     | 99.00th=[10552], 99.50th=[12911], 99.90th=[14484], 99.95th=[14484],
     | 99.99th=[14484]
   bw (  KiB/s): min=  370, max=  664, per=20.88%, avg=482.50, stdev=126.63, samples=4
   iops        : min=   92, max=  166, avg=120.50, stdev=31.81, samples=4
  write: IOPS=150, BW=604KiB/s (618kB/s)(1564KiB/2590msec); 0 zone resets
    clat (usec): min=1452, max=31379, avg=4195.13, stdev=2843.90
     lat (usec): min=1453, max=31381, avg=4195.80, stdev=2843.91
    clat percentiles (usec):
     |  1.00th=[ 1532],  5.00th=[ 1909], 10.00th=[ 2114], 20.00th=[ 2311],
     | 30.00th=[ 2540], 40.00th=[ 2835], 50.00th=[ 3097], 60.00th=[ 3523],
     | 70.00th=[ 4686], 80.00th=[ 5997], 90.00th=[ 7504], 95.00th=[ 9241],
     | 99.00th=[12256], 99.50th=[23987], 99.90th=[31327], 99.95th=[31327],
     | 99.99th=[31327]
   bw (  KiB/s): min=  403, max=  728, per=20.26%, avg=492.75, stdev=157.34, samples=4
   iops        : min=  100, max=  182, avg=123.00, stdev=39.48, samples=4
  lat (usec)   : 1000=3.91%
  lat (msec)   : 2=29.82%, 4=39.58%, 10=24.87%, 20=1.56%, 50=0.26%
  cpu          : usr=0.46%, sys=5.25%, ctx=840, majf=0, minf=10
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued rwts: total=377,391,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=16

Run status group 0 (all jobs):
   READ: bw=2312KiB/s (2367kB/s), 557KiB/s-613KiB/s (571kB/s-627kB/s), io=5988KiB (6132kB), run=2553-2590msec
  WRITE: bw=2432KiB/s (2491kB/s), 591KiB/s-635KiB/s (605kB/s-650kB/s), io=6300KiB (6451kB), run=2553-2590msec