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] [10.7% done] [ 15828/ 0 kb/s] [eta 00m:25s] Threads: 3: [mmm] [14.3% done] [ 8364/ 8108 kb/s] [eta 00m:24s] Threads: 3: [mmm] [17.2% done] [ 11960/ 2664 kb/s] [eta 00m:24s] Threads: 3: [mmm] [20.0% done] [ 8628/ 6340 kb/s] [eta 00m:24s] Threads: 3: [mmm] [23.3% done] [ 5980/ 8152 kb/s] [eta 00m:23s] Threads: 3: [mmm] [25.8% done] [ 1484/ 14732 kb/s] [eta 00m:23s] Threads: 3: [mmm] [28.1% done] [ 5984/ 5244 kb/s] [eta 00m:23s] Threads: 3: [mmm] [30.3% done] [ 10064/ 980 kb/s] [eta 00m:23s] Threads: 3: [mmm] [32.4% done] [ 10388/ 1576 kb/s] [eta 00m:23s] Threads: 3: [mmm] [34.3% done] [ 6100/ 6588 kb/s] [eta 00m:23s] Threads: 3: [mmm] [36.1% done] [ 7284/ 4388 kb/s] [eta 00m:23s] Threads: 3: [mmm] [38.9% done] [ 7108/ 3720 kb/s] [eta 00m:22s] Threads: 3: [mmm] [41.7% done] [ 6292/ 4616 kb/s] [eta 00m:21s] Threads: 3: [mmm] [43.2% done] [ 9120/ 616 kb/s] [eta 00m:21s] Threads: 3: [mmm] [44.7% done] [ 676/ 9624 kb/s] [eta 00m:21s] Threads: 3: [mmm] [46.2% done] [ 1984/ 6772 kb/s] [eta 00m:21s] Threads: 3: [mmm] [47.5% done] [ 2100/ 7552 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 6352/ 1372 kb/s] [eta 00m:21s] Threads: 3: [mmm] [50.0% done] [ 4480/ 3668 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.4% done] [ 3908/ 4172 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.5% done] [ 5796/ 760 kb/s] [eta 00m:20s] Threads: 3: [mmm] [54.5% done] [ 3796/ 2876 kb/s] [eta 00m:20s] Threads: 3: [mVm] [55.6% done] [ 9468/ 1228 kb/s] [eta 00m:20s] Threads: 3: [mVm] [56.5% done] [ 11532/ 1304 kb/s] [eta 00m:20s] Threads: 3: [mVm] [56.2% done] [ 14772/ 336 kb/s] [eta 00m:21s] Threads: 3: [mVm] [57.1% done] [ 13144/ 568 kb/s] [eta 00m:21s] Threads: 2: [m_V] [58.0% done] [ 11424/ 1924 kb/s] [eta 00m:21s] Threads: 2: [m_V] [57.7% done] [ 17200/ 0 kb/s] [eta 00m:22s] Threads: 2: [m_V] [59.6% done] [ 12844/ 1428 kb/s] [eta 00m:21s] Threads: 1: [m__] [62.7% done] [ 10696/ 68 kb/s] [eta 00m:19s] Threads: 1: [V__] [68.0% done] [ 3312/ 4124 kb/s] [eta 00m:16s] Threads: 1: [V__] [79.5% done] [ 18428/ 0 kb/s] [eta 00m:09s] Threads: 1: [V__] [92.3% done] [ 16868/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=16635 read : io=100MiB, bw=2,892KiB/s, runt= 36253msec clat (msec): min= 0, max= 217, avg=14.19, stdev=23.83 bw (KiB/s) : min= 15, max=19678, per=37.48%, avg=3252.45, stdev=4281.86 write: io=41,244KiB, bw=1,248KiB/s, runt= 33817msec clat (msec): min= 0, max= 602, avg=15.98, stdev=46.52 bw (KiB/s) : min= 0, max=10696, per=55.42%, avg=2215.28, stdev=2922.05 cpu : usr=2.65%, sys=0.20%, ctx=2335 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=37.9%, 4=8.3%, 10=22.4%, 20=11.9%, 50=11.2%, 100=5.3% lat (msec): 250=2.7%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16636 read : io=100MiB, bw=3,644KiB/s, runt= 28772msec clat (msec): min= 0, max= 214, avg=10.43, stdev=13.49 bw (KiB/s) : min= 31, max=16203, per=48.16%, avg=4178.55, stdev=4076.82 write: io=45,332KiB, bw=1,870KiB/s, runt= 24823msec clat (msec): min= 0, max= 197, avg= 9.99, stdev=24.18 bw (KiB/s) : min= 0, max= 6638, per=71.97%, avg=2876.79, stdev=2532.78 cpu : usr=3.36%, sys=0.19%, ctx=2566 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=39.9%, 4=6.8%, 10=19.9%, 20=17.6%, 50=12.5%, 100=2.5% lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16637 read : io=100MiB, bw=3,261KiB/s, runt= 32151msec clat (msec): min= 0, max= 144, avg=11.82, stdev=17.35 bw (KiB/s) : min= 23, max=19445, per=45.35%, avg=3935.29, stdev=4686.30 write: io=45,424KiB, bw=1,606KiB/s, runt= 28960msec clat (msec): min= 0, max= 187, avg=13.80, stdev=31.24 bw (KiB/s) : min= 0, max= 8234, per=61.13%, avg=2443.19, stdev=2619.35 cpu : usr=3.06%, sys=0.40%, ctx=2425 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=37.3%, 4=8.1%, 10=20.3%, 20=16.0%, 50=12.8%, 100=3.3% lat (msec): 250=2.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,677KiB/s, minb=2,892KiB/s, maxb=3,644KiB/s, mint=28772msec, maxt=36253msec WRITE: io=129MiB, aggrb=3,997KiB/s, minb=1,248KiB/s, maxb=1,870KiB/s, mint=28772msec, maxt=36253msec Disk stats (read/write): sda: ios=5663/2650, merge=678/187, ticks=76028/49292, in_queue=125320, util=98.64% 2.91user 0.39system 0:36.60elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1084minor)pagefaults 0swaps