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: [FmF] [25.0% done] [ 1912/ 18264 kb/s] [eta 00m:09s] Threads: 3: [FmF] [26.7% done] [ 2116/ 0 kb/s] [eta 00m:11s] Threads: 3: [FmF] [55.6% done] [ 1024/ 44824 kb/s] [eta 00m:04s] Threads: 3: [FmF] [60.0% done] [ 392/ 0 kb/s] [eta 00m:04s] Threads: 3: [FmF] [70.0% done] [ 312/ 13596 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 0/ 3028 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: [VFF] [66.7% done] [ 0/ 0 kb/s] [eta 00m:06s] Threads: 3: [VFF] [72.2% done] [ 8290/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [66.7% done] [ 16360/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [71.4% done] [ 31661/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [80.0% done] [ 36938/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [89.5% done] [ 37159/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [94.7% done] [ 28396/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 36320/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 33406/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 30505/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=20843 read : io=100MiB, bw=5,221KiB/s, runt= 20083msec slat (msec): min=11461, max=18925, avg=15198.84, stdev=2031.69 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=23456, per=92.96%, avg=13037.29, stdev=5861.52 write: io=100MiB, bw=8,953KiB/s, runt= 11711msec slat (msec): min= 0, max= 15, avg= 2.55, stdev= 2.26 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=112846, per=272.77%, avg=60572.00, stdev=56878.80 cpu : usr=7.11%, sys=2.07%, ctx=776 IO depths : 1=12.6%, 2=25.0%, 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=20844 read : io=100MiB, bw=4,730KiB/s, runt= 22167msec slat (msec): min= 154, max=15117, avg=11274.70, stdev=3635.40 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 7, max=24420, per=53.13%, avg=7451.58, stdev=6789.69 write: io=91,804KiB, bw=6,990KiB/s, runt= 13448msec slat (msec): min= 0, max= 194, avg= 3.45, stdev=13.91 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=77419, per=97.14%, avg=21570.25, stdev=37453.21 cpu : usr=6.59%, sys=1.68%, ctx=935 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=20845 read : io=100MiB, bw=4,675KiB/s, runt= 22428msec slat (msec): min= 69, max=20369, avg=16737.90, stdev=3646.42 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 1, max=24167, per=72.33%, avg=10143.83, stdev=7239.20 write: io=97,428KiB, bw=7,422KiB/s, runt= 13441msec slat (msec): min= 0, max= 73, avg= 2.07, stdev= 4.39 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=99152, per=150.11%, avg=33333.67, stdev=57001.93 cpu : usr=5.44%, sys=1.64%, ctx=838 IO depths : 1=12.6%, 2=25.0%, 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% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,025KiB/s, minb=4,675KiB/s, maxb=5,221KiB/s, mint=20083msec, maxt=22428msec WRITE: io=285MiB, aggrb=22,206KiB/s, minb=6,990KiB/s, maxb=8,953KiB/s, mint=20083msec, maxt=22428msec Disk stats (read/write): sda: ios=3126/1768, merge=1255/71030, ticks=89200/1646556, in_queue=1742240, util=97.23% 4.15user 1.19system 0:22.68elapsed 23%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2416minor)pagefaults 0swaps