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] [9.1% done] [ 8788/ 6796 kb/s] [eta 00m:30s] Threads: 3: [mmm] [11.8% done] [ 6948/ 10044 kb/s] [eta 00m:30s] Threads: 3: [mmm] [14.3% done] [ 6756/ 9252 kb/s] [eta 00m:30s] Threads: 3: [mmm] [16.2% done] [ 8888/ 5192 kb/s] [eta 00m:31s] Threads: 3: [mmm] [18.4% done] [ 8220/ 6936 kb/s] [eta 00m:31s] Threads: 3: [mmm] [20.5% done] [ 8348/ 2496 kb/s] [eta 00m:31s] Threads: 3: [mmm] [23.1% done] [ 9016/ 5420 kb/s] [eta 00m:30s] Threads: 3: [mmm] [25.0% done] [ 8492/ 3724 kb/s] [eta 00m:30s] Threads: 3: [mmm] [28.9% done] [ 8652/ 5052 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.8% done] [ 8524/ 2092 kb/s] [eta 00m:27s] Threads: 3: [mmm] [33.3% done] [ 7048/ 4456 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.9% done] [ 2780/ 10100 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 6100/ 4612 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.0% done] [ 4804/ 6088 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.5% done] [ 5780/ 3756 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.9% done] [ 6036/ 1944 kb/s] [eta 00m:24s] Threads: 3: [mmm] [44.2% done] [ 6188/ 2788 kb/s] [eta 00m:24s] Threads: 3: [mmm] [47.6% done] [ 5576/ 3092 kb/s] [eta 00m:22s] Threads: 3: [mmm] [51.2% done] [ 3499/ 5737 kb/s] [eta 00m:20s] Threads: 3: [mmm] [52.4% done] [ 3540/ 4544 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.5% done] [ 2312/ 4048 kb/s] [eta 00m:20s] Threads: 3: [mmm] [54.5% done] [ 5104/ 1424 kb/s] [eta 00m:20s] Threads: 3: [mVm] [55.6% done] [ 13056/ 476 kb/s] [eta 00m:20s] Threads: 3: [mVm] [56.5% done] [ 9640/ 2784 kb/s] [eta 00m:20s] Threads: 3: [mVm] [56.2% done] [ 18864/ 216 kb/s] [eta 00m:21s] Threads: 2: [m_m] [57.1% done] [ 13968/ 0 kb/s] [eta 00m:21s] Threads: 2: [m_V] [59.2% done] [ 9060/ 2828 kb/s] [eta 00m:20s] Threads: 2: [m_V] [60.0% done] [ 17288/ 0 kb/s] [eta 00m:20s] Threads: 2: [m_V] [59.6% done] [ 16968/ 0 kb/s] [eta 00m:21s] Threads: 1: [m__] [65.3% done] [ 7372/ 1644 kb/s] [eta 00m:17s] Threads: 1: [V__] [73.9% done] [ 8788/ 3556 kb/s] [eta 00m:12s] Threads: 1: [V__] [83.3% done] [ 16328/ 0 kb/s] [eta 00m:07s] fio: (groupid=0): err= 0: pid=22687 read : io=100MiB, bw=2,936KiB/s, runt= 35714msec clat (msec): min= 0, max= 213, avg=14.43, stdev=25.07 bw (KiB/s) : min= 1, max=18161, per=37.11%, avg=3268.84, stdev=4111.78 write: io=40,656KiB, bw=1,251KiB/s, runt= 33257msec clat (msec): min= 0, max= 498, avg=13.34, stdev=39.77 bw (KiB/s) : min= 0, max= 8871, per=57.80%, avg=2412.75, stdev=2645.91 cpu : usr=2.62%, sys=0.29%, ctx=2401 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=42.2%, 4=8.7%, 10=19.3%, 20=10.5%, 50=11.4%, 100=4.7% lat (msec): 250=2.9%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22688 read : io=100MiB, bw=3,671KiB/s, runt= 28560msec clat (msec): min= 0, max= 137, avg= 9.55, stdev=13.21 bw (KiB/s) : min= 7, max=19832, per=52.28%, avg=4604.61, stdev=5209.80 write: io=52,528KiB, bw=2,202KiB/s, runt= 24424msec clat (msec): min= 0, max= 201, avg=12.01, stdev=26.30 bw (KiB/s) : min= 0, max= 8144, per=74.54%, avg=3111.13, stdev=2606.55 cpu : usr=3.45%, sys=0.42%, ctx=2523 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=39.5%, 4=6.8%, 10=23.0%, 20=15.1%, 50=11.8%, 100=3.1% lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22689 read : io=100MiB, bw=3,286KiB/s, runt= 31901msec clat (msec): min= 0, max= 169, avg=12.69, stdev=19.31 bw (KiB/s) : min= 6, max=18920, per=44.30%, avg=3901.98, stdev=4627.43 write: io=42,400KiB, bw=1,501KiB/s, runt= 28925msec clat (msec): min= 0, max= 337, avg=12.76, stdev=32.34 bw (KiB/s) : min= 0, max= 9083, per=67.68%, avg=2824.76, stdev=2901.98 cpu : usr=2.95%, sys=0.25%, ctx=2360 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=34.6%, 4=7.7%, 10=22.3%, 20=17.2%, 50=12.7%, 100=3.6% lat (msec): 250=1.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,808KiB/s, minb=2,936KiB/s, maxb=3,671KiB/s, mint=28560msec, maxt=35714msec WRITE: io=132MiB, aggrb=4,174KiB/s, minb=1,251KiB/s, maxb=2,202KiB/s, mint=28560msec, maxt=35714msec Disk stats (read/write): sda: ios=5623/2677, merge=763/215, ticks=76540/47292, in_queue=123828, util=98.65% 2.86user 0.48system 0:36.00elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1086minor)pagefaults 0swaps