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Aug 21st, 2023
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  1. ext4 LUKS2 mitgitations=off
  2.  
  3. fio --filename=blyat --readwrite=write --bs=1m --direct=1 --loops=10000 -runtime=3m --name=plain --size=1g  
  4.  
  5. plain: (g=0): rw=write, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=psync, iodepth=1  
  6. fio-3.35  
  7. Starting 1 process  
  8. plain: Laying out IO file (1 file / 1024MiB)  
  9. Jobs: 1 (f=1): [W(1)][100.0%][w=1365MiB/s][w=1365 IOPS][eta 00m:00s]  
  10. plain: (groupid=0, jobs=1): err= 0: pid=2694: Mon Aug 21 13:52:18 2023  
  11.  write: IOPS=1335, BW=1335MiB/s (1400MB/s)(235GiB/180000msec); 0 zone resets  
  12.    clat (usec): min=631, max=3927, avg=740.82, stdev=100.32  
  13.     lat (usec): min=635, max=3933, avg=746.40, stdev=100.50  
  14.    clat percentiles (usec):  
  15.     |  1.00th=[  685],  5.00th=[  693], 10.00th=[  701], 20.00th=[  701],  
  16.     | 30.00th=[  709], 40.00th=[  717], 50.00th=[  717], 60.00th=[  725],  
  17.     | 70.00th=[  734], 80.00th=[  750], 90.00th=[  775], 95.00th=[  857],  
  18.     | 99.00th=[ 1156], 99.50th=[ 1254], 99.90th=[ 1549], 99.95th=[ 2769],  
  19.     | 99.99th=[ 3425]  
  20.   bw (  MiB/s): min=  774, max= 1420, per=100.00%, avg=1336.41, stdev=59.34, samples=359  
  21.   iops        : min=  774, max= 1420, avg=1336.39, stdev=59.33, samples=359  
  22.  lat (usec)   : 750=81.80%, 1000=15.34%  
  23.  lat (msec)   : 2=2.78%, 4=0.07%  
  24.  cpu          : usr=1.19%, sys=2.32%, ctx=240648, majf=0, minf=11  
  25.  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%  
  26.     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%  
  27.     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%  
  28.     issued rwts: total=0,240355,0,0 short=0,0,0,0 dropped=0,0,0,0  
  29.     latency   : target=0, window=0, percentile=100.00%, depth=1  
  30.  
  31. Run status group 0 (all jobs):  
  32.  WRITE: bw=1335MiB/s (1400MB/s), 1335MiB/s-1335MiB/s (1400MB/s-1400MB/s), io=235GiB (252GB), run=180000-180000msec  
  33.  
  34. Disk stats (read/write):  
  35.    dm-1: ios=306/242691, merge=0/0, ticks=33/172210, in_queue=172243, util=100.00%, aggrios=306/242846, aggrmerge=0  
  36. /0, aggrticks=34/171987, aggrin_queue=172020, aggrutil=100.00%  
  37.    dm-0: ios=306/242846, merge=0/0, ticks=34/171987, in_queue=172020, util=100.00%, aggrios=306/1924672, aggrmerge=  
  38. 0/677, aggrticks=46/180674, aggrin_queue=180773, aggrutil=100.00%  
  39.  nvme0n1: ios=306/1924672, merge=0/677, ticks=46/180674, in_queue=180773, util=100.00%
  40.  
  41. --------------------------
  42.  
  43. fio --filename=blyat --readwrite=read --bs=1m --direct=1 --loops=10000 -runtime=3m --name=plain --size=1g  
  44.  
  45. plain: (g=0): rw=read, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=psync, iodepth=1  
  46. fio-3.35  
  47. Starting 1 process  
  48. Jobs: 1 (f=1): [R(1)][100.0%][r=1639MiB/s][r=1639 IOPS][eta 00m:00s]  
  49. plain: (groupid=0, jobs=1): err= 0: pid=2813: Mon Aug 21 13:55:57 2023  
  50.  read: IOPS=1629, BW=1629MiB/s (1708MB/s)(286GiB/180000msec)  
  51.    clat (usec): min=565, max=9370, avg=610.48, stdev=80.72  
  52.     lat (usec): min=566, max=9372, avg=611.53, stdev=80.74  
  53.    clat percentiles (usec):  
  54.     |  1.00th=[  578],  5.00th=[  586], 10.00th=[  586], 20.00th=[  594],  
  55.     | 30.00th=[  594], 40.00th=[  594], 50.00th=[  603], 60.00th=[  603],  
  56.     | 70.00th=[  603], 80.00th=[  611], 90.00th=[  627], 95.00th=[  660],  
  57.     | 99.00th=[  807], 99.50th=[ 1020], 99.90th=[ 1352], 99.95th=[ 1483],  
  58.     | 99.99th=[ 4228]  
  59.   bw (  MiB/s): min= 1198, max= 1686, per=100.00%, avg=1630.47, stdev=45.30, samples=359  
  60.   iops        : min= 1198, max= 1686, avg=1630.35, stdev=45.28, samples=359  
  61.  lat (usec)   : 750=98.43%, 1000=1.02%  
  62.  lat (msec)   : 2=0.53%, 4=0.01%, 10=0.01%  
  63.  cpu          : usr=0.07%, sys=9.10%, ctx=293333, majf=0, minf=266  
  64.  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%  
  65.     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%  
  66.     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%  
  67.     issued rwts: total=293221,0,0,0 short=0,0,0,0 dropped=0,0,0,0  
  68.     latency   : target=0, window=0, percentile=100.00%, depth=1  
  69.  
  70. Run status group 0 (all jobs):  
  71.   READ: bw=1629MiB/s (1708MB/s), 1629MiB/s-1629MiB/s (1708MB/s-1708MB/s), io=286GiB (307GB), run=180000-180000msec  
  72.  
  73. Disk stats (read/write):  
  74.    dm-1: ios=293436/1584, merge=0/0, ticks=161580/94, in_queue=161674, util=100.00%, aggrios=293601/1584, aggrmerge=0/0, aggrticks=161284/90, aggrin_queue=161374, aggrutil=100.00%  
  75.    dm-0: ios=293601/1584, merge=0/0, ticks=161284/90, in_queue=161374, util=100.00%, aggrios=2353876/944, aggrmerge=0/646, aggrticks=193456/64, aggrin_queue=193544, aggrutil=100.00%  
  76.  nvme0n1: ios=2353876/944, merge=0/646, ticks=193456/64, in_queue=193544, util=100.00%
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