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] [11.1% done] [ 12012/ 7232 kb/s] [eta 00m:24s] Threads: 3: [mmm] [14.3% done] [ 16200/ 3048 kb/s] [eta 00m:24s] Threads: 3: [mmm] [17.2% done] [ 8124/ 9424 kb/s] [eta 00m:24s] Threads: 3: [mmm] [20.0% done] [ 10208/ 7180 kb/s] [eta 00m:24s] Threads: 3: [mmm] [23.3% done] [ 8808/ 7088 kb/s] [eta 00m:23s] Threads: 3: [mmm] [26.7% done] [ 13700/ 2428 kb/s] [eta 00m:22s] Threads: 3: [mmm] [30.0% done] [ 8976/ 5636 kb/s] [eta 00m:21s] Threads: 3: [mmm] [33.3% done] [ 8408/ 7640 kb/s] [eta 00m:20s] Threads: 3: [mmm] [36.7% done] [ 13080/ 2704 kb/s] [eta 00m:19s] Threads: 3: [mmm] [40.0% done] [ 5916/ 8888 kb/s] [eta 00m:18s] Threads: 3: [mmm] [43.3% done] [ 8948/ 4652 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.7% done] [ 7032/ 6272 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.4% done] [ 7848/ 3444 kb/s] [eta 00m:16s] Threads: 3: [mmm] [51.6% done] [ 8092/ 3944 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.1% done] [ 7908/ 3032 kb/s] [eta 00m:15s] Threads: 3: [mmm] [56.2% done] [ 5628/ 4796 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 5808/ 4540 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 6460/ 2504 kb/s] [eta 00m:13s] Threads: 3: [mmm] [65.6% done] [ 8992/ 1192 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.0% done] [ 16584/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [74.2% done] [ 19648/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.0% done] [ 19672/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [80.6% done] [ 18288/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [86.7% done] [ 16112/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=11951 read : io=100MiB, bw=3,843KiB/s, runt= 27280msec slat (msec): min= 0, max= 5508, avg=944.39, stdev=1629.12 clat (msec): min= 2, max= 437, avg=80.52, stdev=76.21 bw (KiB/s) : min= 27, max=11773, per=37.89%, avg=4358.27, stdev=3057.80 write: io=39,340KiB, bw=1,852KiB/s, runt= 21744msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.32 clat (msec): min= 1, max= 933, avg=140.20, stdev=142.25 bw (KiB/s) : min= 0, max= 5218, per=52.68%, avg=2517.29, stdev=1781.98 cpu : usr=3.31%, sys=0.29%, ctx=1833 IO depths : 1=0.1%, 2=0.2%, 4=13.2%, 8=86.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.5%, 10=4.2%, 20=16.4%, 50=23.6%, 100=17.2% lat (msec): 250=31.0%, 500=6.1%, 750=0.5%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11952 read : io=100MiB, bw=3,834KiB/s, runt= 27349msec slat (msec): min= 0, max= 7329, avg=1812.57, stdev=2533.90 clat (msec): min= 2, max= 489, avg=86.42, stdev=74.29 bw (KiB/s) : min= 20, max=10232, per=40.21%, avg=4625.51, stdev=2803.23 write: io=38,172KiB, bw=1,932KiB/s, runt= 20223msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.29 clat (msec): min= 0, max= 704, avg=103.23, stdev=99.22 bw (KiB/s) : min= 0, max= 6392, per=61.35%, avg=2931.50, stdev=2150.43 cpu : usr=3.41%, sys=0.31%, ctx=1788 IO depths : 1=0.1%, 2=0.2%, 4=14.3%, 8=85.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.3%, 10=3.8%, 20=10.0%, 50=23.7%, 100=26.7% lat (msec): 250=29.1%, 500=5.2%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11953 read : io=100MiB, bw=4,046KiB/s, runt= 25910msec slat (msec): min= 0, max= 5216, avg=829.08, stdev=1494.46 clat (msec): min= 2, max= 517, avg=94.84, stdev=79.95 bw (KiB/s) : min= 35, max= 8993, per=36.23%, avg=4166.68, stdev=2418.71 write: io=23,960KiB, bw=1,182KiB/s, runt= 20741msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.28 clat (msec): min= 0, max= 943, avg=98.46, stdev=94.89 bw (KiB/s) : min= 0, max= 5336, per=40.32%, avg=1926.47, stdev=1969.48 cpu : usr=3.32%, sys=0.20%, ctx=1747 IO depths : 1=0.2%, 2=0.3%, 4=10.6%, 8=88.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.2%, 10=3.2%, 20=10.0%, 50=22.7%, 100=25.8% lat (msec): 250=31.3%, 500=5.9%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,502KiB/s, minb=3,834KiB/s, maxb=4,046KiB/s, mint=25910msec, maxt=27349msec WRITE: io=99MiB, aggrb=4,778KiB/s, minb=1,182KiB/s, maxb=1,932KiB/s, mint=25910msec, maxt=27349msec Disk stats (read/write): sda: ios=4992/1747, merge=1376/407, ticks=458472/226980, in_queue=685460, util=99.56% 2.74user 0.25system 0:27.61elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2390minor)pagefaults 0swaps