random-write: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=4
...
fio-3.42
Starting 4 processes
random-write: Laying out IO file (1 file / 256MiB)
random-write: Laying out IO file (1 file / 256MiB)
random-write: Laying out IO file (1 file / 256MiB)
random-write: Laying out IO file (1 file / 256MiB)
note: both iodepth >= 1 and synchronous I/O engine are selected, queue depth will be capped at 1
note: both iodepth >= 1 and synchronous I/O engine are selected, queue depth will be capped at 1
note: both iodepth >= 1 and synchronous I/O engine are selected, queue depth will be capped at 1
note: both iodepth >= 1 and synchronous I/O engine are selected, queue depth will be capped at 1

random-write: (groupid=0, jobs=1): err= 0: pid=1263: Sun Jun  7 21:07:23 2026
  write: IOPS=129k, BW=503MiB/s (528MB/s)(29.6GiB/60127msec)
    clat (usec): min=3, max=3022, avg= 4.31, stdev= 3.34
     lat (usec): min=3, max=3022, avg= 4.40, stdev= 3.34
    clat percentiles (usec):
     |  1.00th=[    4],  5.00th=[    4], 10.00th=[    4], 20.00th=[    4],
     | 30.00th=[    4], 40.00th=[    5], 50.00th=[    5], 60.00th=[    5],
     | 70.00th=[    5], 80.00th=[    5], 90.00th=[    5], 95.00th=[    6],
     | 99.00th=[   10], 99.50th=[   13], 99.90th=[   16], 99.95th=[   20],
     | 99.99th=[  115]
   bw (  KiB/s): min=84448, max=640368, per=25.19%, avg=517812.64, stdev=85463.83, samples=119
   iops        : min=21112, max=160092, avg=129453.18, stdev=21365.99, samples=119
  lat (usec)   : 4=37.97%, 10=61.25%, 20=0.73%, 50=0.03%, 100=0.01%
  lat (usec)   : 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
  lat (msec)   : 2=0.01%, 4=0.01%
  cpu          : usr=10.57%, sys=75.28%, ctx=4493, majf=0, minf=9
  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=0,7747662,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0.00ns, window=0.00ns, percentile=100.00%, depth=4
random-write: (groupid=0, jobs=1): err= 0: pid=1264: Sun Jun  7 21:07:23 2026
  write: IOPS=128k, BW=499MiB/s (523MB/s)(29.3GiB/60137msec)
    clat (usec): min=3, max=3017, avg= 4.29, stdev= 2.75
     lat (usec): min=3, max=3017, avg= 4.37, stdev= 2.75
    clat percentiles (usec):
     |  1.00th=[    4],  5.00th=[    4], 10.00th=[    4], 20.00th=[    4],
     | 30.00th=[    4], 40.00th=[    4], 50.00th=[    5], 60.00th=[    5],
     | 70.00th=[    5], 80.00th=[    5], 90.00th=[    5], 95.00th=[    6],
     | 99.00th=[   10], 99.50th=[   13], 99.90th=[   16], 99.95th=[   20],
     | 99.99th=[  116]
   bw (  KiB/s): min=98040, max=615984, per=24.99%, avg=513773.94, stdev=82053.56, samples=119
   iops        : min=24510, max=153996, avg=128443.42, stdev=20513.38, samples=119
  lat (usec)   : 4=43.85%, 10=55.42%, 20=0.68%, 50=0.03%, 100=0.01%
  lat (usec)   : 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
  lat (msec)   : 2=0.01%, 4=0.01%
  cpu          : usr=11.34%, sys=74.28%, ctx=5117, majf=0, minf=6
  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=0,7685035,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0.00ns, window=0.00ns, percentile=100.00%, depth=4
random-write: (groupid=0, jobs=1): err= 0: pid=1265: Sun Jun  7 21:07:23 2026
  write: IOPS=129k, BW=504MiB/s (529MB/s)(29.6GiB/60163msec)
    clat (usec): min=3, max=1150, avg= 4.30, stdev= 2.26
     lat (usec): min=3, max=1150, avg= 4.38, stdev= 2.27
    clat percentiles (usec):
     |  1.00th=[    4],  5.00th=[    4], 10.00th=[    4], 20.00th=[    4],
     | 30.00th=[    4], 40.00th=[    5], 50.00th=[    5], 60.00th=[    5],
     | 70.00th=[    5], 80.00th=[    5], 90.00th=[    5], 95.00th=[    6],
     | 99.00th=[   10], 99.50th=[   13], 99.90th=[   16], 99.95th=[   19],
     | 99.99th=[  116]
   bw (  KiB/s): min=163312, max=646376, per=25.23%, avg=518692.78, stdev=77757.74, samples=119
   iops        : min=40828, max=161594, avg=129673.14, stdev=19439.47, samples=119
  lat (usec)   : 4=39.02%, 10=60.25%, 20=0.68%, 50=0.02%, 100=0.01%
  lat (usec)   : 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
  lat (msec)   : 2=0.01%
  cpu          : usr=11.26%, sys=75.36%, ctx=3901, majf=0, minf=7
  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=0,7764806,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0.00ns, window=0.00ns, percentile=100.00%, depth=4
random-write: (groupid=0, jobs=1): err= 0: pid=1266: Sun Jun  7 21:07:23 2026
  write: IOPS=128k, BW=502MiB/s (526MB/s)(29.5GiB/60191msec)
    clat (usec): min=3, max=1315, avg= 4.31, stdev= 2.36
     lat (usec): min=3, max=1315, avg= 4.39, stdev= 2.36
    clat percentiles (usec):
     |  1.00th=[    4],  5.00th=[    4], 10.00th=[    4], 20.00th=[    4],
     | 30.00th=[    4], 40.00th=[    5], 50.00th=[    5], 60.00th=[    5],
     | 70.00th=[    5], 80.00th=[    5], 90.00th=[    5], 95.00th=[    6],
     | 99.00th=[   10], 99.50th=[   13], 99.90th=[   16], 99.95th=[   19],
     | 99.99th=[  116]
   bw (  KiB/s): min=100344, max=611112, per=25.07%, avg=515418.50, stdev=69741.06, samples=120
   iops        : min=25086, max=152778, avg=128854.58, stdev=17435.29, samples=120
  lat (usec)   : 4=37.88%, 10=61.37%, 20=0.70%, 50=0.03%, 100=0.01%
  lat (usec)   : 250=0.01%, 500=0.01%
  lat (msec)   : 2=0.01%
  cpu          : usr=10.50%, sys=75.30%, ctx=4192, majf=0, minf=7
  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=0,7733249,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0.00ns, window=0.00ns, percentile=100.00%, depth=4

Run status group 0 (all jobs):
  WRITE: bw=2007MiB/s (2105MB/s), 499MiB/s-504MiB/s (523MB/s-529MB/s), io=118GiB (127GB), run=60127-60191msec

Disk stats (read/write):
  vda: ios=5/290579, sectors=360/247185592, merge=0/120, ticks=0/6453506, in_queue=6453506, util=64.57%
