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] [10.7% done] [ 17724/ 2656 kb/s] [eta 00m:25s] Threads: 3: [mmm] [15.4% done] [ 11756/ 7956 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 13100/ 5332 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 10973/ 5716 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 11983/ 4819 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 8573/ 5656 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 12600/ 3571 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 14429/ 1852 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 11349/ 4335 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 9150/ 5636 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 6538/ 6891 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 6660/ 5896 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 8724/ 4417 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 9398/ 1653 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 5010/ 5136 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 7797/ 2478 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 5810/ 3254 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 8135/ 2218 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 4173/ 5449 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 5319/ 5688 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19021/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 16782/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 17920/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 18761/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [90.0% done] [ 16570/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=25829 read : io=100MiB, bw=3,821KiB/s, runt= 27436msec slat (msec): min= 0, max= 5782, avg=1495.41, stdev=2105.97 clat (msec): min= 0, max= 779, avg=94.83, stdev=94.48 bw (KiB/s) : min= 38, max=11045, per=37.04%, avg=4201.86, stdev=2571.37 write: io=35,896KiB, bw=1,693KiB/s, runt= 21706msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.28 clat (msec): min= 0, max= 898, avg=86.11, stdev=113.65 bw (KiB/s) : min= 0, max= 9699, per=58.59%, avg=2806.30, stdev=2754.73 cpu : usr=3.47%, sys=0.16%, ctx=1834 IO depths : 1=0.2%, 2=0.3%, 4=15.4%, 8=84.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=1.4%, 10=5.2%, 20=14.8%, 50=23.4%, 100=20.1% lat (msec): 250=24.6%, 500=8.2%, 750=0.5%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25830 read : io=100MiB, bw=3,950KiB/s, runt= 26540msec slat (msec): min= 0, max= 5861, avg=950.27, stdev=1714.81 clat (msec): min= 3, max= 398, avg=89.80, stdev=76.78 bw (KiB/s) : min= 86, max= 8649, per=39.36%, avg=4465.17, stdev=2473.99 write: io=24,872KiB, bw=1,233KiB/s, runt= 20656msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.28 clat (msec): min= 0, max= 604, avg=104.20, stdev=95.43 bw (KiB/s) : min= 0, max= 5369, per=49.20%, avg=2356.67, stdev=1850.32 cpu : usr=3.17%, sys=0.23%, ctx=1844 IO depths : 1=0.1%, 2=0.2%, 4=10.7%, 8=88.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.4%, 10=3.1%, 20=11.1%, 50=22.3%, 100=27.1% lat (msec): 250=30.4%, 500=5.1%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25831 read : io=100MiB, bw=3,781KiB/s, runt= 27731msec slat (msec): min= 0, max= 6819, avg=1732.60, stdev=2355.43 clat (msec): min= 0, max= 493, avg=90.99, stdev=84.56 bw (KiB/s) : min= 16, max= 9824, per=36.91%, avg=4186.34, stdev=2911.41 write: io=40,884KiB, bw=1,926KiB/s, runt= 21730msec slat (msec): min= 0, max= 9, avg= 0.12, stdev= 0.68 clat (msec): min= 0, max= 905, avg=111.12, stdev=129.54 bw (KiB/s) : min= 0, max=11223, per=51.41%, avg=2462.36, stdev=2487.89 cpu : usr=3.20%, sys=0.27%, ctx=1769 IO depths : 1=0.1%, 2=0.5%, 4=14.2%, 8=85.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=0.8%, 10=4.4%, 20=10.7%, 50=22.1%, 100=25.1% lat (msec): 250=27.4%, 500=6.5%, 750=0.6%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,343KiB/s, minb=3,781KiB/s, maxb=3,950KiB/s, mint=26540msec, maxt=27731msec WRITE: io=99MiB, aggrb=4,790KiB/s, minb=1,233KiB/s, maxb=1,926KiB/s, mint=26540msec, maxt=27731msec Disk stats (read/write): sda: ios=4971/1918, merge=1464/330, ticks=474280/232336, in_queue=706652, util=99.50% 2.74user 0.24system 0:27.98elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2399minor)pagefaults 0swaps