fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [8.6% done] [ 5428/ 7096 kb/s] [eta 00m:32s] Threads: 3: [mmm] [10.8% done] [ 6948/ 5616 kb/s] [eta 00m:33s] Threads: 3: [mmm] [13.2% done] [ 3812/ 8756 kb/s] [eta 00m:33s] Threads: 3: [mmm] [16.2% done] [ 7652/ 4856 kb/s] [eta 00m:31s] Threads: 3: [mmm] [18.9% done] [ 6880/ 3744 kb/s] [eta 00m:30s] Threads: 3: [mmm] [21.1% done] [ 8968/ 2348 kb/s] [eta 00m:30s] Threads: 3: [mmm] [24.3% done] [ 7696/ 4276 kb/s] [eta 00m:28s] Threads: 3: [mmm] [25.6% done] [ 3940/ 6656 kb/s] [eta 00m:29s] Threads: 3: [mmm] [27.5% done] [ 3884/ 7236 kb/s] [eta 00m:29s] Threads: 3: [mmm] [30.0% done] [ 3960/ 5436 kb/s] [eta 00m:28s] Threads: 3: [mmm] [31.7% done] [ 4516/ 5780 kb/s] [eta 00m:28s] Threads: 3: [mmm] [34.1% done] [ 4700/ 5536 kb/s] [eta 00m:27s] Threads: 3: [mmm] [35.7% done] [ 5360/ 3548 kb/s] [eta 00m:27s] Threads: 3: [mmm] [38.1% done] [ 4840/ 5212 kb/s] [eta 00m:26s] Threads: 3: [mmm] [40.5% done] [ 4668/ 4048 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.9% done] [ 3860/ 5096 kb/s] [eta 00m:25s] Threads: 3: [mmm] [43.2% done] [ 4012/ 4100 kb/s] [eta 00m:25s] Threads: 3: [mmm] [45.5% done] [ 3180/ 4924 kb/s] [eta 00m:24s] Threads: 3: [mmm] [46.7% done] [ 6352/ 1228 kb/s] [eta 00m:24s] Threads: 3: [mmm] [48.9% done] [ 5496/ 1832 kb/s] [eta 00m:23s] Threads: 3: [mmm] [50.0% done] [ 2780/ 3968 kb/s] [eta 00m:23s] Threads: 3: [mmm] [52.2% done] [ 1728/ 4776 kb/s] [eta 00m:22s] Threads: 3: [mmm] [53.2% done] [ 3408/ 3096 kb/s] [eta 00m:22s] Threads: 3: [mmm] [54.2% done] [ 6264/ 24 kb/s] [eta 00m:22s] Threads: 3: [mmm] [56.2% done] [ 3064/ 4556 kb/s] [eta 00m:21s] Threads: 3: [mmm] [56.0% done] [ 3520/ 4124 kb/s] [eta 00m:22s] Threads: 3: [mVm] [56.9% done] [ 14621/ 204 kb/s] [eta 00m:22s] Threads: 3: [mVm] [57.7% done] [ 19025/ 31 kb/s] [eta 00m:22s] Threads: 3: [mVm] [57.4% done] [ 18558/ 149 kb/s] [eta 00m:23s] Threads: 2: [mEm] [57.9% done] [ 14662/ 1480 kb/s] [eta 00m:24s] Threads: 2: [m_m] [59.6% done] [ 3540/ 3883 kb/s] [eta 00m:23s] Threads: 2: [m_m] [59.3% done] [ 5761/ 657 kb/s] [eta 00m:24s] Threads: 2: [V_m] [60.0% done] [ 16096/ 393 kb/s] [eta 00m:24s] Threads: 2: [V_m] [61.7% done] [ 19223/ 0 kb/s] [eta 00m:23s] Threads: 1: [__m] [63.3% done] [ 9704/ 2788 kb/s] [eta 00m:22s] Threads: 1: [__V] [67.2% done] [ 2942/ 3627 kb/s] [eta 00m:19s] Threads: 1: [__V] [76.9% done] [ 13323/ 0 kb/s] [eta 00m:12s] Threads: 1: [__V] [89.1% done] [ 18463/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=5122 read : io=100MiB, bw=2,797KiB/s, runt= 37482msec clat (msec): min= 0, max= 135, avg=14.10, stdev=19.69 bw (KiB/s) : min= 5, max=19474, per=41.40%, avg=3116.18, stdev=4408.82 write: io=43,560KiB, bw=1,275KiB/s, runt= 34980msec clat (msec): min= 0, max= 193, avg=15.89, stdev=16.45 bw (KiB/s) : min= 0, max= 7957, per=55.60%, avg=2156.75, stdev=2019.12 cpu : usr=2.95%, sys=0.18%, ctx=2435 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=27.1%, 4=6.4%, 10=15.2%, 20=19.0%, 50=29.6%, 100=0.9% lat (msec): 250=1.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5123 read : io=100MiB, bw=3,190KiB/s, runt= 32867msec clat (msec): min= 0, max= 187, avg=10.40, stdev=14.51 bw (KiB/s) : min= 3, max=22275, per=59.68%, avg=4491.74, stdev=5891.50 write: io=61,776KiB, bw=2,184KiB/s, runt= 28962msec clat (msec): min= 0, max= 113, avg=15.07, stdev=12.62 bw (KiB/s) : min= 0, max= 7317, per=78.49%, avg=3044.46, stdev=2239.72 cpu : usr=3.25%, sys=0.28%, ctx=2537 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=33.1%, 4=6.3%, 10=12.8%, 20=20.6%, 50=26.1%, 100=0.8% lat (msec): 250=0.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5124 read : io=100MiB, bw=2,509KiB/s, runt= 41788msec clat (msec): min= 0, max= 220, avg=15.93, stdev=22.45 bw (KiB/s) : min= 7, max=19283, per=40.23%, avg=3028.25, stdev=4317.54 write: io=42,604KiB, bw=1,117KiB/s, runt= 39048msec clat (msec): min= 0, max= 253, avg=16.97, stdev=25.06 bw (KiB/s) : min= 0, max= 8020, per=44.41%, avg=1722.56, stdev=1989.50 cpu : usr=2.35%, sys=0.21%, ctx=2456 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=29.2%, 4=6.4%, 10=13.4%, 20=18.1%, 50=28.5%, 100=1.5% lat (msec): 250=2.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,527KiB/s, minb=2,509KiB/s, maxb=3,190KiB/s, mint=32867msec, maxt=41788msec WRITE: io=144MiB, aggrb=3,879KiB/s, minb=1,117KiB/s, maxb=2,184KiB/s, mint=32867msec, maxt=41788msec Disk stats (read/write): sda: ios=5572/2692, merge=766/389, ticks=84780/49164, in_queue=133936, util=98.53% 3.16user 0.35system 0:42.42elapsed 8%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1104minor)pagefaults 0swaps