Random Read/Writes – SYNC mode with 100 GB file and 4k block

Jobs: 1 (f=1): [m(1)] [100.0% done] [408KB/396KB/0KB /s] [102/99/0 iops] [eta 00m:00s]
randrw: (groupid=0, jobs=1): err= 0: pid=4928: Mon Mar 16 09:05:57 2020
  read : io=269244KB, bw=459508B/s, iops=112, runt=600001msec
    clat (usec): min=3, max=313432, avg=8416.03, stdev=13575.32
     lat (usec): min=3, max=313432, avg=8416.28, stdev=13575.33
    clat percentiles (usec):
     |  1.00th=[   19],  5.00th=[   22], 10.00th=[   27], 20.00th=[ 3408],
     | 30.00th=[ 4832], 40.00th=[ 5984], 50.00th=[ 7136], 60.00th=[ 8256],
     | 70.00th=[ 9408], 80.00th=[10560], 90.00th=[12352], 95.00th=[19584],
     | 99.00th=[39680], 99.50th=[69120], 99.90th=[211968], 99.95th=[234496],
     | 99.99th=[284672]
  write: io=271648KB, bw=463611B/s, iops=113, runt=600001msec
    clat (usec): min=6, max=309921, avg=488.63, stdev=3792.07
     lat (usec): min=6, max=309921, avg=488.92, stdev=3792.07
    clat percentiles (usec):
     |  1.00th=[   22],  5.00th=[   24], 10.00th=[   25], 20.00th=[   27],
     | 30.00th=[   29], 40.00th=[   31], 50.00th=[   33], 60.00th=[   36],
     | 70.00th=[   45], 80.00th=[   65], 90.00th=[   81], 95.00th=[  106],
     | 99.00th=[14528], 99.50th=[16320], 99.90th=[28032], 99.95th=[37120],
     | 99.99th=[193536]
    lat (usec) : 4=0.01%, 10=0.05%, 20=0.75%, 50=42.25%, 100=12.23%
    lat (usec) : 250=1.39%, 500=0.02%, 750=0.02%, 1000=0.02%
    lat (msec) : 2=0.05%, 4=3.52%, 10=26.26%, 20=10.94%, 50=2.15%
    lat (msec) : 100=0.13%, 250=0.20%, 500=0.01%
  cpu          : usr=0.05%, sys=0.92%, ctx=58925, majf=0, minf=3304
  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    : total=r=67311/w=67912/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=1

Run status group 0 (all jobs):
   READ: io=269244KB, aggrb=448KB/s, minb=448KB/s, maxb=448KB/s, mint=600001msec, maxt=600001msec
  WRITE: io=271648KB, aggrb=452KB/s, minb=452KB/s, maxb=452KB/s, mint=600001msec, maxt=600001msec