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] [ 13205/ 5856 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.7% done] [ 7605/ 11846 kb/s] [eta 00m:20s] Threads: 3: [mmm] [19.2% done] [ 10708/ 6262 kb/s] [eta 00m:21s] Threads: 3: [mmm] [24.0% done] [ 11571/ 5844 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.9% done] [ 10031/ 2875 kb/s] [eta 00m:20s] Threads: 3: [mmm] [30.8% done] [ 10027/ 5828 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 11019/ 4052 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 1043/ 14513 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 4927/ 10184 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 8132/ 5970 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 7297/ 5565 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 13027/ 1087 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 4806/ 6548 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 4696/ 7024 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 6536/ 4544 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 5928/ 4288 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 7364/ 2704 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 5788/ 4584 kb/s] [eta 00m:12s] Threads: 3: [mmm] [67.7% done] [ 3968/ 5988 kb/s] [eta 00m:10s] Threads: 3: [VVV] [68.8% done] [ 13864/ 104 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 19516/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 18780/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.3% done] [ 20588/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [86.7% done] [ 19876/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 16440/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=19484 read : io=100MiB, bw=3,740KiB/s, runt= 28034msec slat (msec): min= 0, max= 6296, avg=1404.66, stdev=1934.29 clat (msec): min= 0, max= 831, avg=86.79, stdev=94.95 bw (KiB/s) : min= 106, max= 9892, per=38.98%, avg=4280.85, stdev=2726.58 write: io=40,040KiB, bw=1,883KiB/s, runt= 21765msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.27 clat (msec): min= 0, max= 831, avg=100.96, stdev=103.86 bw (KiB/s) : min= 0, max= 6317, per=46.65%, avg=2693.83, stdev=1867.19 cpu : usr=3.25%, sys=0.21%, ctx=1836 IO depths : 1=0.2%, 2=0.6%, 4=17.3%, 8=81.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.7%, 10=8.1%, 20=15.3%, 50=22.0%, 100=18.3% lat (msec): 250=26.5%, 500=7.1%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19485 read : io=100MiB, bw=3,660KiB/s, runt= 28643msec slat (msec): min= 0, max= 7721, avg=2259.34, stdev=2760.24 clat (msec): min= 0, max= 652, avg=83.44, stdev=84.47 bw (KiB/s) : min= 128, max=10392, per=39.93%, avg=4385.08, stdev=2645.84 write: io=42,160KiB, bw=1,986KiB/s, runt= 21734msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.27 clat (msec): min= 0, max= 901, avg=104.37, stdev=119.69 bw (KiB/s) : min= 0, max= 5955, per=46.70%, avg=2696.21, stdev=1944.39 cpu : usr=3.34%, sys=0.32%, ctx=1900 IO depths : 1=0.2%, 2=0.5%, 4=16.4%, 8=82.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.8%, 10=6.7%, 20=12.0%, 50=24.7%, 100=23.0% lat (msec): 250=24.5%, 500=6.4%, 750=0.8%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19486 read : io=100MiB, bw=3,712KiB/s, runt= 28242msec slat (msec): min= 0, max= 7756, avg=1522.52, stdev=2431.17 clat (msec): min= 0, max= 609, avg=96.38, stdev=86.43 bw (KiB/s) : min= 21, max= 8875, per=38.65%, avg=4244.79, stdev=2403.66 write: io=40,536KiB, bw=2,017KiB/s, runt= 20575msec slat (msec): min= 0, max= 4, avg= 0.07, stdev= 0.36 clat (msec): min= 0, max= 813, avg=118.49, stdev=120.00 bw (KiB/s) : min= 0, max= 8329, per=58.63%, avg=3385.10, stdev=2702.63 cpu : usr=3.31%, sys=0.17%, ctx=1773 IO depths : 1=0.2%, 2=0.3%, 4=11.4%, 8=88.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.5%, 10=2.5%, 20=8.1%, 50=24.0%, 100=27.7% lat (msec): 250=27.5%, 500=8.4%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,982KiB/s, minb=3,660KiB/s, maxb=3,740KiB/s, mint=28034msec, maxt=28643msec WRITE: io=120MiB, aggrb=5,774KiB/s, minb=1,883KiB/s, maxb=2,017KiB/s, mint=28034msec, maxt=28643msec Disk stats (read/write): sda: ios=4864/2236, merge=1524/341, ticks=462332/264924, in_queue=727256, util=99.50% 2.86user 0.33system 0:28.93elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2401minor)pagefaults 0swaps