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] [ 6833/ 13075 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 18644/ 1717 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.8% done] [ 12075/ 6258 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.0% done] [ 12788/ 3721 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 12630/ 5320 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 12150/ 2142 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 10405/ 5234 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 7168/ 8601 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 10555/ 3383 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 9113/ 5490 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 10326/ 2264 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 8164/ 4485 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 6234/ 5391 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 5277/ 7242 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 8739/ 1748 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 7156/ 2749 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.3% done] [ 8050/ 2650 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 3383/ 4911 kb/s] [eta 00m:11s] Threads: 3: [mmm] [67.7% done] [ 5911/ 2170 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.0% done] [ 15509/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [71.9% done] [ 18664/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 18463/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.3% done] [ 18581/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [84.4% done] [ 17837/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=17227 read : io=100MiB, bw=3,842KiB/s, runt= 27287msec slat (msec): min= 0, max= 5481, avg=740.09, stdev=1435.43 clat (msec): min= 0, max= 841, avg=101.28, stdev=93.75 bw (KiB/s) : min= 20, max=10202, per=37.90%, avg=4292.74, stdev=2462.84 write: io=27,904KiB, bw=1,309KiB/s, runt= 21813msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.32 clat (msec): min= 0, max= 948, avg=117.34, stdev=119.54 bw (KiB/s) : min= 0, max= 5609, per=59.08%, avg=2832.39, stdev=1845.86 cpu : usr=3.25%, sys=0.16%, ctx=1718 IO depths : 1=0.1%, 2=0.2%, 4=12.0%, 8=87.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.2%, 10=2.7%, 20=11.0%, 50=21.0%, 100=25.7% lat (msec): 250=30.5%, 500=7.6%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17228 read : io=100MiB, bw=3,789KiB/s, runt= 27668msec slat (msec): min= 0, max= 7272, avg=1775.18, stdev=2465.25 clat (msec): min= 1, max= 403, avg=86.26, stdev=77.36 bw (KiB/s) : min= 11, max=12017, per=38.31%, avg=4338.26, stdev=2850.41 write: io=37,344KiB, bw=1,853KiB/s, runt= 20630msec slat (msec): min= 0, max= 5, avg= 0.04, stdev= 0.29 clat (msec): min= 0, max= 588, avg=97.68, stdev=94.16 bw (KiB/s) : min= 0, max= 7184, per=58.54%, avg=2806.26, stdev=2304.26 cpu : usr=3.34%, sys=0.29%, ctx=1852 IO depths : 1=0.1%, 2=0.5%, 4=14.8%, 8=84.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.6%, 10=4.1%, 20=10.6%, 50=25.6%, 100=24.6% lat (msec): 250=27.0%, 500=6.4%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17229 read : io=100MiB, bw=3,775KiB/s, runt= 27776msec slat (msec): min= 0, max= 6339, avg=1410.68, stdev=2070.80 clat (msec): min= 3, max= 529, avg=88.10, stdev=77.48 bw (KiB/s) : min= 164, max=12101, per=37.96%, avg=4299.33, stdev=2837.72 write: io=36,876KiB, bw=1,756KiB/s, runt= 21503msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 1, max= 934, avg=116.43, stdev=111.74 bw (KiB/s) : min= 0, max= 6688, per=55.61%, avg=2666.04, stdev=2045.55 cpu : usr=3.08%, sys=0.27%, ctx=1798 IO depths : 1=0.1%, 2=0.3%, 4=14.8%, 8=84.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.2%, 10=3.5%, 20=11.7%, 50=23.3%, 100=24.6% lat (msec): 250=29.4%, 500=6.6%, 750=0.3%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,325KiB/s, minb=3,775KiB/s, maxb=3,842KiB/s, mint=27287msec, maxt=27776msec WRITE: io=100MiB, aggrb=4,794KiB/s, minb=1,309KiB/s, maxb=1,853KiB/s, mint=27287msec, maxt=27776msec Disk stats (read/write): sda: ios=4887/1873, merge=1500/403, ticks=466256/229712, in_queue=695964, util=98.67% 2.75user 0.27system 0:28.35elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2390minor)pagefaults 0swaps