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] [ 6368/ 12316 kb/s] [eta 00m:24s] Threads: 3: [mmm] [14.3% done] [ 6778/ 11847 kb/s] [eta 00m:24s] Threads: 3: [mmm] [17.9% done] [ 7936/ 10252 kb/s] [eta 00m:23s] Threads: 3: [mmm] [20.7% done] [ 7100/ 6184 kb/s] [eta 00m:23s] Threads: 3: [mmm] [24.1% done] [ 13480/ 3688 kb/s] [eta 00m:22s] Threads: 3: [mmm] [27.6% done] [ 16716/ 824 kb/s] [eta 00m:21s] Threads: 3: [mmm] [31.0% done] [ 2680/ 13272 kb/s] [eta 00m:20s] Threads: 3: [mmm] [34.5% done] [ 6836/ 8168 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 6636/ 8212 kb/s] [eta 00m:18s] Threads: 3: [mmm] [40.0% done] [ 6156/ 8252 kb/s] [eta 00m:18s] Threads: 3: [mmm] [43.3% done] [ 4168/ 9084 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.7% done] [ 4352/ 8688 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.4% done] [ 2408/ 8976 kb/s] [eta 00m:16s] Threads: 3: [mmm] [51.6% done] [ 6732/ 4768 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 9644/ 1556 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 9052/ 3308 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 9192/ 1400 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 9676/ 72 kb/s] [eta 00m:12s] Threads: 3: [mmV] [65.6% done] [ 7436/ 1652 kb/s] [eta 00m:11s] Threads: 3: [mmV] [66.7% done] [ 17064/ 0 kb/s] [eta 00m:11s] Threads: 3: [mmV] [67.6% done] [ 17216/ 0 kb/s] [eta 00m:11s] Threads: 2: [VV_] [66.7% done] [ 19948/ 0 kb/s] [eta 00m:12s] Threads: 2: [VV_] [75.8% done] [ 21216/ 0 kb/s] [eta 00m:08s] Threads: 2: [VV_] [81.2% done] [ 20837/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [87.1% done] [ 21188/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=17617 read : io=100MiB, bw=3,696KiB/s, runt= 28370msec slat (msec): min= 0, max= 6057, avg=1340.94, stdev=1940.36 clat (msec): min= 2, max= 657, avg=78.66, stdev=66.08 bw (KiB/s) : min= 4, max=16220, per=41.08%, avg=4544.20, stdev=4069.45 write: io=47,344KiB, bw=2,161KiB/s, runt= 22433msec slat (msec): min= 0, max= 5, avg= 0.10, stdev= 0.47 clat (msec): min= 0, max= 845, avg=140.93, stdev=142.16 bw (KiB/s) : min= 0, max= 6129, per=51.57%, avg=3129.69, stdev=1773.65 cpu : usr=3.45%, sys=0.18%, ctx=1807 IO depths : 1=0.1%, 2=0.2%, 4=12.4%, 8=87.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.1%, 10=3.8%, 20=12.0%, 50=24.5%, 100=21.9% lat (msec): 250=31.7%, 500=4.6%, 750=0.7%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17618 read : io=100MiB, bw=3,687KiB/s, runt= 28436msec slat (msec): min= 0, max= 9099, avg=2340.34, stdev=3377.33 clat (msec): min= 1, max= 465, avg=78.55, stdev=65.27 bw (KiB/s) : min= 31, max=14266, per=45.51%, avg=5033.82, stdev=3661.30 write: io=36,856KiB, bw=1,948KiB/s, runt= 19370msec slat (msec): min= 0, max= 6, avg= 0.10, stdev= 0.51 clat (msec): min= 0, max= 675, avg=113.68, stdev=97.50 bw (KiB/s) : min= 0, max= 6728, per=47.38%, avg=2875.77, stdev=2097.28 cpu : usr=3.42%, sys=0.25%, ctx=1760 IO depths : 1=0.1%, 2=0.2%, 4=12.5%, 8=87.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.3%, 10=3.5%, 20=9.3%, 50=25.9%, 100=27.2% lat (msec): 250=29.5%, 500=3.8%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17619 read : io=100MiB, bw=4,321KiB/s, runt= 24264msec slat (msec): min= 0, max= 3413, avg=911.78, stdev=1141.50 clat (msec): min= 0, max= 431, avg=67.22, stdev=62.32 bw (KiB/s) : min= 164, max=20905, per=53.84%, avg=5956.31, stdev=5792.72 write: io=48,764KiB, bw=2,369KiB/s, runt= 21077msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.32 clat (msec): min= 0, max= 848, avg=114.99, stdev=104.10 bw (KiB/s) : min= 0, max= 7751, per=50.44%, avg=3061.07, stdev=2272.26 cpu : usr=3.86%, sys=0.35%, ctx=1786 IO depths : 1=0.2%, 2=0.4%, 4=16.6%, 8=82.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.5%, 10=4.2%, 20=12.0%, 50=28.1%, 100=22.5% lat (msec): 250=28.2%, 500=3.1%, 750=0.5%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,062KiB/s, minb=3,687KiB/s, maxb=4,321KiB/s, mint=24264msec, maxt=28436msec WRITE: io=130MiB, aggrb=6,069KiB/s, minb=1,948KiB/s, maxb=2,369KiB/s, mint=24264msec, maxt=28436msec Disk stats (read/write): sda: ios=4753/2122, merge=1666/351, ticks=376944/299536, in_queue=676484, util=99.39% 2.94user 0.24system 0:28.71elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2397minor)pagefaults 0swaps