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] [11.5% done] [ 15620/ 3508 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 14908/ 4548 kb/s] [eta 00m:21s] Threads: 3: [mmm] [19.2% done] [ 14768/ 1936 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 8820/ 9196 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 10232/ 5680 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 10492/ 5168 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 7764/ 6344 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 5880/ 9792 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 8116/ 5976 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 11812/ 2732 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 13500/ 20 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 10496/ 2168 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 10052/ 3664 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 3788/ 7472 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 5176/ 5224 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 8308/ 2764 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 6636/ 3796 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5156/ 4168 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 2692/ 6204 kb/s] [eta 00m:11s] Threads: 3: [VVV] [66.7% done] [ 5984/ 1320 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 17836/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 19344/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 16708/ 0 kb/s] [eta 00m:07s] Threads: 2: [_VV] [83.9% done] [ 18804/ 0 kb/s] [eta 00m:05s] Threads: 2: [_VV] [90.0% done] [ 17456/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=13703 read : io=100MiB, bw=4,073KiB/s, runt= 25742msec slat (msec): min= 0, max= 3203, avg=315.17, stdev=762.10 clat (msec): min= 1, max= 583, avg=98.75, stdev=81.38 bw (KiB/s) : min= 912, max=11028, per=38.32%, avg=4291.68, stdev=2281.31 write: io=18,472KiB, bw=849KiB/s, runt= 22263msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 3, max= 734, avg=118.57, stdev=120.42 bw (KiB/s) : min= 0, max= 4964, per=44.41%, avg=2054.19, stdev=1936.35 cpu : usr=3.39%, sys=0.22%, ctx=1779 IO depths : 1=0.1%, 2=0.2%, 4=7.9%, 8=91.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.3%, 10=1.7%, 20=11.0%, 50=20.7%, 100=25.4% lat (msec): 250=34.8%, 500=5.3%, 750=0.6%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13704 read : io=100MiB, bw=3,790KiB/s, runt= 27664msec slat (msec): min= 0, max= 6704, avg=1818.84, stdev=2450.43 clat (msec): min= 0, max= 633, avg=89.18, stdev=77.46 bw (KiB/s) : min= 29, max= 9389, per=39.57%, avg=4432.37, stdev=2554.70 write: io=33,864KiB, bw=1,645KiB/s, runt= 21070msec slat (msec): min= 0, max= 4, avg= 0.07, stdev= 0.34 clat (msec): min= 0, max= 858, avg=90.70, stdev=93.96 bw (KiB/s) : min= 0, max= 6417, per=55.77%, avg=2579.14, stdev=1905.86 cpu : usr=3.54%, sys=0.22%, ctx=1839 IO depths : 1=0.1%, 2=0.4%, 4=15.5%, 8=84.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.7%, 10=4.3%, 20=12.1%, 50=21.6%, 100=26.2% lat (msec): 250=29.7%, 500=4.2%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13705 read : io=100MiB, bw=3,733KiB/s, runt= 28082msec slat (msec): min= 0, max= 6113, avg=1783.92, stdev=2212.94 clat (msec): min= 1, max= 474, avg=77.80, stdev=70.19 bw (KiB/s) : min= 23, max=11259, per=39.56%, avg=4431.46, stdev=3288.90 write: io=48,228KiB, bw=2,242KiB/s, runt= 22020msec slat (msec): min= 0, max= 8, avg= 0.15, stdev= 0.70 clat (msec): min= 0, max= 955, avg=109.57, stdev=121.14 bw (KiB/s) : min= 0, max= 7528, per=62.06%, avg=2870.39, stdev=2063.60 cpu : usr=3.12%, sys=0.34%, ctx=1915 IO depths : 1=0.1%, 2=0.3%, 4=17.1%, 8=82.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.6%, 10=4.0%, 20=13.5%, 50=24.2%, 100=22.9% lat (msec): 250=28.5%, 500=4.3%, 750=0.5%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,201KiB/s, minb=3,733KiB/s, maxb=4,073KiB/s, mint=25742msec, maxt=28082msec WRITE: io=98MiB, aggrb=4,625KiB/s, minb=849KiB/s, maxb=2,242KiB/s, mint=25742msec, maxt=28082msec Disk stats (read/write): sda: ios=5043/1904, merge=1620/394, ticks=476972/416504, in_queue=893476, util=99.46% 2.78user 0.26system 0:28.45elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2385minor)pagefaults 0swaps