TEST: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=1
fio-3.40
Starting 1 process

TEST: (groupid=0, jobs=1): err= 0: pid=1696: Mon Jan 19 11:53:58 2026
  write: IOPS=36.6k, BW=143MiB/s (150MB/s)(1467MiB/10251msec); 0 zone resets
    slat (usec): min=5, max=304, avg= 6.23, stdev= 1.35
    clat (nsec): min=1559, max=219970k, avg=20283.11, stdev=412656.45
     lat (usec): min=23, max=220062, avg=26.51, stdev=412.78
    clat percentiles (usec):
     |  1.00th=[   18],  5.00th=[   18], 10.00th=[   19], 20.00th=[   19],
     | 30.00th=[   19], 40.00th=[   19], 50.00th=[   19], 60.00th=[   19],
     | 70.00th=[   19], 80.00th=[   19], 90.00th=[   19], 95.00th=[   20],
     | 99.00th=[   23], 99.50th=[   24], 99.90th=[   78], 99.95th=[  334],
     | 99.99th=[  537]
   bw (  KiB/s): min=90420, max=157128, per=100.00%, avg=147045.55, stdev=16574.46, samples=20
   iops        : min=22605, max=39282, avg=36761.30, stdev=4143.60, samples=20
  lat (usec)   : 2=0.01%, 4=0.01%, 20=95.15%, 50=4.73%, 100=0.03%
  lat (usec)   : 500=0.05%, 750=0.04%
  lat (msec)   : 20=0.01%, 50=0.01%, 100=0.01%, 250=0.01%
  cpu          : usr=7.90%, sys=28.37%, ctx=375543, majf=0, minf=36
  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=0,375532,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=1

Run status group 0 (all jobs):
  WRITE: bw=143MiB/s (150MB/s), 143MiB/s-143MiB/s (150MB/s-150MB/s), io=1467MiB (1538MB), run=10251-10251msec

Disk stats (read/write):
    dm-5: ios=0/524262, sectors=0/4194096, merge=0/0, ticks=0/9658, in_queue=9658, util=67.35%, aggrios=0/524288, aggsectors=0/4194304, aggrmerge=0/0, aggrticks=0/8613, aggrin_queue=8613, aggrutil=59.88%
    dm-3: ios=0/524288, sectors=0/4194304, merge=0/0, ticks=0/8613, in_queue=8613, util=59.88%, aggrios=0/262144, aggsectors=0/2097152, aggrmerge=0/0, aggrticks=0/4194, aggrin_queue=4194, aggrutil=58.32%
    dm-1: ios=0/0, sectors=0/0, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=0/524290, aggsectors=0/4194352, aggrmerge=0/4, aggrticks=0/8139, aggrin_queue=8225, aggrutil=56.87%
  nvme0n1: ios=0/524290, sectors=0/4194352, merge=0/4, ticks=0/8139, in_queue=8225, util=56.87%
  dm-2: ios=0/524288, sectors=0/4194304, merge=0/0, ticks=0/8389, in_queue=8389, util=58.32%
