fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [FmF] [8.1% done] [ 3156/ 91388 kb/s] [eta 00m:34s] Threads: 3: [FmF] [28.6% done] [ 2416/ 27540 kb/s] [eta 00m:10s] Threads: 3: [FFF] [100.0% done] [ 0/ 60176 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [70.0% done] [ 2716/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [71.4% done] [ 24472/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [88.9% done] [ 31472/ 0 kb/s] [eta 00m:02s] Threads: 2: [_VV] [94.4% done] [ 26064/ 0 kb/s] [eta 00m:01s] Threads: 2: [_VV] [100.0% done] [ 35428/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 29484/ 0 kb/s] [eta 00m:00s] Threads: 1: [__V] [100.0% done] [ 29056/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=5394 read : io=0KiB, bw=0KiB/s, runt= 14002msec write: io=100MiB, bw=7,513KiB/s, runt= 13956msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 9, avg= 0.18, stdev= 0.48 bw (KiB/s) : min= 0, max=134594, per=325.83%, avg=67297.00, stdev=95172.33 cpu : usr=5.51%, sys=2.20%, ctx=3116 IO depths : 1=0.2%, 2=97.0%, 4=2.8%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=98.7%, 4=0.6%, 10=0.2%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5395 read : io=100MiB, bw=5,162KiB/s, runt= 20310msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 642, avg=46.09, stdev=82.52 bw (KiB/s) : min= 11, max=22628, per=92.39%, avg=9417.47, stdev=7829.17 write: io=87,716KiB, bw=6,437KiB/s, runt= 13952msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 315, avg= 1.10, stdev=15.17 bw (KiB/s) : min= 0, max=129654, per=313.87%, avg=64827.00, stdev=91679.22 cpu : usr=3.45%, sys=2.03%, ctx=4873 IO depths : 1=2.0%, 2=57.0%, 4=28.5%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.3%, 4=0.1%, 10=20.8%, 20=13.6%, 50=5.5%, 100=1.4% lat (msec): 250=7.1%, 500=1.7%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5396 read : io=100MiB, bw=5,097KiB/s, runt= 20570msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 483, avg=39.86, stdev=68.65 bw (KiB/s) : min= 13, max=28355, per=111.05%, avg=11319.35, stdev=8512.21 write: io=91,388KiB, bw=6,707KiB/s, runt= 13952msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 147, avg= 0.52, stdev= 6.56 bw (KiB/s) : min= 0, max=138264, per=334.71%, avg=69132.00, stdev=97767.41 cpu : usr=3.33%, sys=1.87%, ctx=4858 IO depths : 1=1.9%, 2=57.0%, 4=29.1%, 8=12.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.6%, 4=0.2%, 10=19.6%, 20=14.8%, 50=6.6%, 100=0.9% lat (msec): 250=6.7%, 500=1.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=200MiB, aggrb=10,193KiB/s, minb=0KiB/s, maxb=5,162KiB/s, mint=14002msec, maxt=20570msec WRITE: io=275MiB, aggrb=20,654KiB/s, minb=6,437KiB/s, maxb=7,513KiB/s, mint=14002msec, maxt=20570msec Disk stats (read/write): sda: ios=2506/1800, merge=1019/68560, ticks=53504/1867456, in_queue=1927208, util=98.91% 2.20user 1.16system 0:20.90elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2462minor)pagefaults 0swaps