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: [FFF] [100.0% done] [ 1043/ 91860 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: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.4% done] [ 0/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [70.0% done] [ 20332/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 38656/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 26388/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.0% done] [ 34112/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 37704/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [95.0% done] [ 32836/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 34828/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 32736/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=15006 read : io=100MiB, bw=4,667KiB/s, runt= 22466msec slat (msec): min= 77, max=19661, avg=16325.26, stdev=3867.34 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 7, max=17351, per=56.63%, avg=7929.35, stdev=5340.27 write: io=93,296KiB, bw=7,320KiB/s, runt= 13051msec slat (msec): min= 0, max= 10, avg= 1.51, stdev= 1.67 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=119036, per=257.64%, avg=59518.00, stdev=84171.16 cpu : usr=5.13%, sys=1.55%, ctx=923 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=15007 read : io=100MiB, bw=4,835KiB/s, runt= 21687msec slat (msec): min= 150, max=20226, avg=15855.66, stdev=3131.86 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 4, max=19219, per=79.12%, avg=11078.07, stdev=5137.84 write: io=99,412KiB, bw=7,782KiB/s, runt= 13081msec slat (msec): min= 0, max= 17, avg= 1.90, stdev= 2.14 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=111220, per=240.73%, avg=55610.00, stdev=78644.42 cpu : usr=5.68%, sys=1.79%, ctx=904 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=15008 read : io=100MiB, bw=4,779KiB/s, runt= 21939msec slat (msec): min=12394, max=21004, avg=17017.74, stdev=2392.10 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=22740, per=83.60%, avg=11706.29, stdev=6469.51 write: io=100MiB, bw=8,036KiB/s, runt= 13047msec slat (msec): min= 0, max= 12, avg= 2.02, stdev= 2.05 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=114891, per=248.67%, avg=57445.50, stdev=81240.21 cpu : usr=5.72%, sys=1.64%, ctx=905 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=14,002KiB/s, minb=4,667KiB/s, maxb=4,835KiB/s, mint=21687msec, maxt=22466msec WRITE: io=288MiB, aggrb=23,101KiB/s, minb=7,320KiB/s, maxb=8,036KiB/s, mint=21687msec, maxt=22466msec Disk stats (read/write): sda: ios=3028/1627, merge=1222/71938, ticks=102292/1671072, in_queue=1788120, util=98.71% 3.68user 1.10system 0:22.82elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2412minor)pagefaults 0swaps