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] [12.0% done] [ 14804/ 3756 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 13804/ 6220 kb/s] [eta 00m:21s] Threads: 3: [mmm] [19.2% done] [ 15860/ 2392 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 9040/ 7204 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 2516/ 12988 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 7960/ 5024 kb/s] [eta 00m:20s] Threads: 3: [mmm] [32.1% done] [ 10556/ 3980 kb/s] [eta 00m:19s] Threads: 3: [mmm] [34.5% done] [ 4664/ 10240 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 11060/ 4016 kb/s] [eta 00m:18s] Threads: 3: [mmm] [40.0% done] [ 11060/ 3536 kb/s] [eta 00m:18s] Threads: 3: [mmm] [43.3% done] [ 11352/ 2336 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.7% done] [ 8376/ 4404 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 10452/ 2232 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 8464/ 3604 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 8216/ 3260 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.2% done] [ 7676/ 2124 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 6936/ 3456 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 6564/ 3112 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 2064/ 6792 kb/s] [eta 00m:12s] Threads: 3: [mmm] [66.7% done] [ 6640/ 2048 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 17832/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 20172/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 17892/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 18184/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [87.1% done] [ 15524/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=11771 read : io=100MiB, bw=3,807KiB/s, runt= 27541msec slat (msec): min= 0, max= 5103, avg=709.11, stdev=1371.82 clat (msec): min= 4, max= 493, avg=93.45, stdev=84.70 bw (KiB/s) : min= 96, max= 8812, per=35.11%, avg=3933.28, stdev=2352.53 write: io=28,412KiB, bw=1,300KiB/s, runt= 22377msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.28 clat (msec): min= 0, max= 904, avg=118.85, stdev=132.28 bw (KiB/s) : min= 0, max= 5077, per=49.75%, avg=2284.91, stdev=1674.74 cpu : usr=3.37%, sys=0.29%, ctx=1849 IO depths : 1=0.1%, 2=0.2%, 4=11.0%, 8=88.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.2%, 10=3.5%, 20=13.9%, 50=21.9%, 100=21.6% lat (msec): 250=30.4%, 500=7.2%, 750=0.3%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11772 read : io=100MiB, bw=3,748KiB/s, runt= 27974msec slat (msec): min= 0, max= 7043, avg=1888.20, stdev=2580.91 clat (msec): min= 1, max= 565, avg=88.70, stdev=82.75 bw (KiB/s) : min= 29, max= 9501, per=38.79%, avg=4345.74, stdev=2551.60 write: io=39,740KiB, bw=1,925KiB/s, runt= 21137msec slat (msec): min= 0, max= 10, avg= 0.13, stdev= 0.72 clat (msec): min= 0, max= 787, avg=93.65, stdev=107.97 bw (KiB/s) : min= 0, max= 8096, per=64.32%, avg=2954.04, stdev=2503.54 cpu : usr=3.46%, sys=0.30%, ctx=1823 IO depths : 1=0.1%, 2=0.2%, 4=15.6%, 8=84.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=1.1%, 10=4.6%, 20=12.5%, 50=21.7%, 100=26.3% lat (msec): 250=26.4%, 500=5.6%, 750=0.5%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11773 read : io=100MiB, bw=3,734KiB/s, runt= 28079msec slat (msec): min= 0, max= 6513, avg=1205.06, stdev=1965.94 clat (msec): min= 0, max= 524, avg=94.61, stdev=81.53 bw (KiB/s) : min= 8, max= 9686, per=38.05%, avg=4262.98, stdev=2358.30 write: io=32,244KiB, bw=1,475KiB/s, runt= 22381msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 950, avg=106.29, stdev=116.97 bw (KiB/s) : min= 0, max= 7017, per=61.52%, avg=2825.43, stdev=2404.73 cpu : usr=3.11%, sys=0.17%, ctx=1881 IO depths : 1=0.2%, 2=0.3%, 4=11.7%, 8=87.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.4%, 10=3.5%, 20=10.1%, 50=22.0%, 100=26.1% lat (msec): 250=30.2%, 500=6.2%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,203KiB/s, minb=3,734KiB/s, maxb=3,807KiB/s, mint=27541msec, maxt=28079msec WRITE: io=98MiB, aggrb=4,593KiB/s, minb=1,300KiB/s, maxb=1,925KiB/s, mint=27541msec, maxt=28079msec Disk stats (read/write): sda: ios=5138/1821, merge=1536/342, ticks=497840/220132, in_queue=717976, util=99.50% 2.81user 0.28system 0:28.83elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2385minor)pagefaults 0swaps