TEST: (g=0): rw=write, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=libaio, iodepth=1
fio-3.40
Starting 1 process

TEST: (groupid=0, jobs=1): err= 0: pid=2257: Mon Jan 19 12:11:12 2026
  write: IOPS=491, BW=492MiB/s (516MB/s)(305MiB/620msec); 0 zone resets
    slat (usec): min=384, max=508, avg=444.23, stdev=23.08
    clat (usec): min=800, max=14068, avg=1574.91, stdev=2568.44
     lat (usec): min=1216, max=14504, avg=2019.14, stdev=2569.67
    clat percentiles (usec):
     |  1.00th=[  865],  5.00th=[  906], 10.00th=[  914], 20.00th=[  938],
     | 30.00th=[  955], 40.00th=[  979], 50.00th=[ 1004], 60.00th=[ 1020],
     | 70.00th=[ 1057], 80.00th=[ 1090], 90.00th=[ 1139], 95.00th=[ 1565],
     | 99.00th=[13698], 99.50th=[13829], 99.90th=[14091], 99.95th=[14091],
     | 99.99th=[14091]
   bw (  KiB/s): min=557056, max=557056, per=100.00%, avg=557056.00, stdev= 0.00, samples=1
   iops        : min=  544, max=  544, avg=544.00, stdev= 0.00, samples=1
  lat (usec)   : 1000=49.51%
  lat (msec)   : 2=45.90%, 20=4.59%
  cpu          : usr=4.04%, sys=18.58%, ctx=305, majf=0, minf=37
  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=0,305,0,0 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=492MiB/s (516MB/s), 492MiB/s-492MiB/s (516MB/s-516MB/s), io=305MiB (320MB), run=620-620msec

Disk stats (read/write):
    dm-5: ios=0/33762, sectors=0/4127104, merge=0/0, ticks=0/60255, in_queue=60255, util=84.99%, aggrios=0/34323, aggsectors=0/4194688, aggrmerge=0/0, aggrticks=0/61518, aggrin_queue=61518, aggrutil=79.91%
    dm-3: ios=0/34323, sectors=0/4194688, merge=0/0, ticks=0/61518, in_queue=61518, util=79.91%, aggrios=0/17181, aggsectors=0/2097464, aggrmerge=0/0, aggrticks=0/30875, aggrin_queue=30875, aggrutil=83.19%
    dm-1: ios=0/36, sectors=0/240, merge=0/0, ticks=0/123, in_queue=123, util=0.57%, aggrios=0/2082, aggsectors=0/4194928, aggrmerge=0/32280, aggrticks=0/4261, aggrin_queue=4597, aggrutil=84.64%
  nvme0n1: ios=0/2082, sectors=0/4194928, merge=0/32280, ticks=0/4261, in_queue=4597, util=84.64%
  dm-2: ios=0/34326, sectors=0/4194688, merge=0/0, ticks=0/61628, in_queue=61628, util=83.19%
