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: [mmm] [10.3% done] [ 12544/ 7512 kb/s] [eta 00m:26s] Threads: 3: [mmm] [14.8% done] [ 15920/ 4200 kb/s] [eta 00m:23s] Threads: 3: [mmm] [17.2% done] [ 10036/ 6944 kb/s] [eta 00m:24s] Threads: 3: [mmm] [21.4% done] [ 9288/ 9652 kb/s] [eta 00m:22s] Threads: 3: [mmm] [26.9% done] [ 7876/ 7000 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 12276/ 2496 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 7592/ 7288 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 7920/ 7504 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 7716/ 7356 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 12012/ 3084 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 8912/ 4928 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 12236/ 96 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 12056/ 584 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 6804/ 5028 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 8184/ 3496 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 9980/ 876 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 6132/ 3856 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 6172/ 3156 kb/s] [eta 00m:11s] Threads: 3: [mmm] [67.7% done] [ 2292/ 6796 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.0% done] [ 18600/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [74.2% done] [ 19716/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.0% done] [ 21244/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.3% done] [ 17188/ 0 kb/s] [eta 00m:05s] Threads: 1: [__V] [89.7% done] [ 16952/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=589 read : io=100MiB, bw=3,985KiB/s, runt= 26308msec slat (msec): min= 0, max= 4990, avg=870.21, stdev=1495.06 clat (msec): min= 0, max= 864, avg=99.80, stdev=96.20 bw (KiB/s) : min= 10, max= 9155, per=36.54%, avg=4195.48, stdev=2423.53 write: io=29,768KiB, bw=1,426KiB/s, runt= 21367msec slat (msec): min= 0, max= 5, avg= 0.08, stdev= 0.46 clat (msec): min= 0, max= 900, avg=100.02, stdev=135.71 bw (KiB/s) : min= 0, max= 6602, per=49.18%, avg=2614.80, stdev=2257.82 cpu : usr=3.06%, sys=0.23%, ctx=1707 IO depths : 1=0.1%, 2=0.2%, 4=12.5%, 8=87.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.8%, 10=3.3%, 20=12.1%, 50=22.4%, 100=23.7% lat (msec): 250=27.7%, 500=7.0%, 750=1.4%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=590 read : io=100MiB, bw=3,972KiB/s, runt= 26399msec slat (msec): min= 0, max= 6303, avg=912.48, stdev=1780.22 clat (msec): min= 3, max= 518, avg=92.65, stdev=79.99 bw (KiB/s) : min= 56, max=10979, per=36.28%, avg=4165.89, stdev=2638.89 write: io=30,384KiB, bw=1,556KiB/s, runt= 19986msec slat (msec): min= 0, max= 5, avg= 0.11, stdev= 0.49 clat (msec): min= 0, max= 842, avg=111.53, stdev=115.10 bw (KiB/s) : min= 0, max=11821, per=52.27%, avg=2779.37, stdev=2961.32 cpu : usr=3.48%, sys=0.27%, ctx=1816 IO depths : 1=0.1%, 2=0.2%, 4=9.0%, 8=90.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.3%, 10=1.8%, 20=8.1%, 50=26.0%, 100=27.1% lat (msec): 250=29.2%, 500=6.4%, 750=0.2%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=591 read : io=100MiB, bw=3,827KiB/s, runt= 27395msec slat (msec): min= 0, max= 6344, avg=2057.10, stdev=2436.32 clat (msec): min= 2, max= 435, avg=76.16, stdev=76.16 bw (KiB/s) : min= 25, max=20097, per=38.29%, avg=4396.22, stdev=3835.59 write: io=50,800KiB, bw=2,468KiB/s, runt= 21077msec slat (msec): min= 0, max= 9, avg= 0.11, stdev= 0.63 clat (msec): min= 0, max= 825, avg=108.51, stdev=119.31 bw (KiB/s) : min= 0, max= 8672, per=56.52%, avg=3004.97, stdev=2279.62 cpu : usr=3.26%, sys=0.29%, ctx=1840 IO depths : 1=0.2%, 2=0.3%, 4=18.2%, 8=81.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.6%, 10=3.6%, 20=14.6%, 50=26.6%, 100=21.6% lat (msec): 250=25.2%, 500=5.6%, 750=0.4%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,482KiB/s, minb=3,827KiB/s, maxb=3,985KiB/s, mint=26308msec, maxt=27395msec WRITE: io=108MiB, aggrb=5,317KiB/s, minb=1,426KiB/s, maxb=2,468KiB/s, mint=26308msec, maxt=27395msec Disk stats (read/write): sda: ios=4904/1855, merge=1573/420, ticks=453448/252728, in_queue=706176, util=99.37% 2.66user 0.27system 0:27.68elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2402minor)pagefaults 0swaps