fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mFF] [37.5% done] [ 629/ 26680 kb/s] [eta 00m:05s] Threads: 3: [mFF] [40.0% done] [ 1458/ 0 kb/s] [eta 00m:06s] Threads: 3: [mFF] [41.7% done] [ 1816/ 0 kb/s] [eta 00m:07s] Threads: 3: [mFF] [40.0% done] [ 715/ 0 kb/s] [eta 00m:09s] Threads: 3: [FFF] [100.0% done] [ 219/ 41683 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: [VVV] [68.4% done] [ 11268/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [70.0% done] [ 19260/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [75.0% done] [ 31760/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [80.0% done] [ 30281/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [85.0% done] [ 34198/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [94.7% done] [ 37465/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 32455/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34856/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 33308/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=20296 read : io=100MiB, bw=4,763KiB/s, runt= 22012msec slat (msec): min= 158, max=15183, avg=11367.76, stdev=3511.32 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=30299, per=52.06%, avg=7438.76, stdev=7324.92 write: io=94,388KiB, bw=7,514KiB/s, runt= 12862msec slat (msec): min= 0, max= 611, avg= 3.73, stdev=29.08 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=79602, per=114.52%, avg=26575.67, stdev=45922.19 cpu : usr=5.52%, sys=1.62%, ctx=873 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 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=20297 read : io=100MiB, bw=4,963KiB/s, runt= 21125msec slat (msec): min=11646, max=20197, avg=16004.48, stdev=2683.58 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 8, max=26116, per=80.13%, avg=11450.60, stdev=6309.27 write: io=100MiB, bw=8,464KiB/s, runt= 12388msec slat (msec): min= 0, max= 14, avg= 1.85, stdev= 1.99 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=113021, per=243.51%, avg=56510.50, stdev=79917.92 cpu : usr=5.98%, sys=1.82%, ctx=755 IO depths : 1=12.6%, 2=25.1%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 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=20298 read : io=100MiB, bw=4,873KiB/s, runt= 21515msec slat (msec): min= 81, max=19388, avg=14908.65, stdev=3673.17 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 20, max=19165, per=72.81%, avg=10404.75, stdev=4992.66 write: io=94,896KiB, bw=7,550KiB/s, runt= 12870msec slat (msec): min= 0, max= 11, avg= 1.57, stdev= 1.79 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=115516, per=248.88%, avg=57758.00, stdev=81682.15 cpu : usr=5.63%, sys=1.73%, ctx=845 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 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% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,290KiB/s, minb=4,763KiB/s, maxb=4,963KiB/s, mint=21125msec, maxt=22012msec WRITE: io=285MiB, aggrb=23,207KiB/s, minb=7,514KiB/s, maxb=8,464KiB/s, mint=21125msec, maxt=22012msec Disk stats (read/write): sda: ios=3061/1807, merge=1192/71122, ticks=75316/1613324, in_queue=1688640, util=99.11% 3.76user 1.15system 0:22.27elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2418minor)pagefaults 0swaps