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] [10.0% done] [ 9820/ 6120 kb/s] [eta 00m:27s] Threads: 3: [mmm] [14.8% done] [ 3112/ 14004 kb/s] [eta 00m:23s] Threads: 3: [mmm] [18.5% done] [ 10772/ 6252 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.7% done] [ 8920/ 4284 kb/s] [eta 00m:23s] Threads: 3: [mmm] [23.3% done] [ 13408/ 224 kb/s] [eta 00m:23s] Threads: 3: [mmm] [25.8% done] [ 9268/ 4864 kb/s] [eta 00m:23s] Threads: 3: [mmm] [28.1% done] [ 3652/ 7956 kb/s] [eta 00m:23s] Threads: 3: [mmm] [30.3% done] [ 4116/ 8428 kb/s] [eta 00m:23s] Threads: 3: [mmm] [32.4% done] [ 4796/ 7820 kb/s] [eta 00m:23s] Threads: 3: [mmm] [34.3% done] [ 10252/ 460 kb/s] [eta 00m:23s] Threads: 3: [mmm] [36.1% done] [ 5948/ 5640 kb/s] [eta 00m:23s] Threads: 3: [mmm] [37.8% done] [ 4620/ 7576 kb/s] [eta 00m:23s] Threads: 3: [mmm] [39.5% done] [ 4704/ 5740 kb/s] [eta 00m:23s] Threads: 3: [mmm] [41.0% done] [ 7708/ 1960 kb/s] [eta 00m:23s] Threads: 3: [mmm] [42.5% done] [ 4880/ 5468 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.0% done] [ 5492/ 3440 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.3% done] [ 2456/ 7052 kb/s] [eta 00m:22s] Threads: 3: [mmm] [50.0% done] [ 2792/ 7120 kb/s] [eta 00m:20s] Threads: 3: [mmm] [51.2% done] [ 2340/ 5716 kb/s] [eta 00m:20s] Threads: 3: [mmm] [51.2% done] [ 2308/ 4660 kb/s] [eta 00m:21s] Threads: 3: [mVm] [52.3% done] [ 10744/ 1400 kb/s] [eta 00m:21s] Threads: 3: [mVm] [53.3% done] [ 11744/ 1384 kb/s] [eta 00m:21s] Threads: 3: [mVm] [53.2% done] [ 17460/ 48 kb/s] [eta 00m:22s] Threads: 3: [mVm] [53.1% done] [ 12026/ 257 kb/s] [eta 00m:23s] Threads: 2: [m_m] [54.0% done] [ 4953/ 4441 kb/s] [eta 00m:23s] Threads: 2: [m_m] [59.6% done] [ 471/ 8728 kb/s] [eta 00m:19s] Threads: 2: [m_V] [63.0% done] [ 2486/ 4941 kb/s] [eta 00m:17s] Threads: 2: [m_V] [63.8% done] [ 12999/ 1125 kb/s] [eta 00m:17s] Threads: 2: [m_V] [64.6% done] [ 14691/ 1395 kb/s] [eta 00m:17s] Threads: 2: [m_V] [65.3% done] [ 18858/ 0 kb/s] [eta 00m:17s] Threads: 1: [V__] [70.2% done] [ 10873/ 0 kb/s] [eta 00m:14s] Threads: 1: [V__] [87.2% done] [ 24901/ 0 kb/s] [eta 00m:05s] Threads: 1: [V__] [100.0% done] [ 19886/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=15901 read : io=100MiB, bw=2,925KiB/s, runt= 35847msec clat (msec): min= 0, max= 373, avg=14.23, stdev=29.72 bw (KiB/s) : min= 51, max=27067, per=40.33%, avg=3538.96, stdev=5733.24 write: io=49,688KiB, bw=1,521KiB/s, runt= 33440msec clat (msec): min= 0, max= 219, avg=12.64, stdev=31.73 bw (KiB/s) : min= 0, max= 8554, per=61.84%, avg=2828.37, stdev=2852.54 cpu : usr=2.87%, sys=0.29%, ctx=2482 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=46.2%, 4=7.4%, 10=17.4%, 20=10.5%, 50=10.7%, 100=4.2% lat (msec): 250=3.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15902 read : io=100MiB, bw=3,884KiB/s, runt= 26995msec clat (msec): min= 0, max= 104, avg= 8.84, stdev=12.52 bw (KiB/s) : min= 15, max=17798, per=56.96%, avg=4998.00, stdev=4918.97 write: io=51,704KiB, bw=2,341KiB/s, runt= 22609msec clat (msec): min= 0, max= 200, avg= 9.19, stdev=22.02 bw (KiB/s) : min= 0, max= 7502, per=66.64%, avg=3048.13, stdev=2625.65 cpu : usr=3.62%, sys=0.43%, ctx=2730 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=48.0%, 4=6.1%, 10=17.9%, 20=14.2%, 50=10.7%, 100=2.5% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15903 read : io=100MiB, bw=3,182KiB/s, runt= 32951msec clat (msec): min= 0, max= 157, avg=11.47, stdev=18.24 bw (KiB/s) : min= 11, max=20946, per=43.89%, avg=3851.13, stdev=5099.96 write: io=48,004KiB, bw=1,659KiB/s, runt= 29616msec clat (msec): min= 0, max= 421, avg=13.31, stdev=35.01 bw (KiB/s) : min= 0, max= 7593, per=51.78%, avg=2368.45, stdev=2412.29 cpu : usr=3.00%, sys=0.39%, ctx=2561 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=41.5%, 4=6.9%, 10=19.7%, 20=14.4%, 50=12.3%, 100=3.4% 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=8,775KiB/s, minb=2,925KiB/s, maxb=3,884KiB/s, mint=26995msec, maxt=35847msec WRITE: io=146MiB, aggrb=4,574KiB/s, minb=1,521KiB/s, maxb=2,341KiB/s, mint=26995msec, maxt=35847msec Disk stats (read/write): sda: ios=5660/3160, merge=794/124, ticks=72536/83572, in_queue=156104, util=98.66% 2.99user 0.47system 0:36.18elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1076minor)pagefaults 0swaps