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] [ 21696/ 160 kb/s] [eta 00m:24s] Threads: 3: [mmm] [16.7% done] [ 14476/ 5868 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 7740/ 8636 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 15088/ 2280 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 9984/ 3320 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 10824/ 5044 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 15524/ 188 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 12776/ 2448 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 14732/ 416 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 11884/ 1476 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 8888/ 4424 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 8248/ 4984 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 7432/ 4380 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 5340/ 6060 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 10548/ 912 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 5112/ 5096 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 5920/ 4236 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 7612/ 1644 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 5336/ 3868 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 11152/ 2488 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 15716/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 17108/ 0 kb/s] [eta 00m:08s] Threads: 2: [V_V] [80.6% done] [ 18008/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=19626 read : io=100MiB, bw=3,963KiB/s, runt= 26453msec slat (msec): min= 0, max= 5000, avg=1301.64, stdev=1849.58 clat (msec): min= 0, max= 707, avg=96.45, stdev=102.53 bw (KiB/s) : min= 49, max=17054, per=36.16%, avg=4300.20, stdev=3240.64 write: io=32,764KiB, bw=1,551KiB/s, runt= 21630msec slat (msec): min= 0, max= 3, avg= 0.03, stdev= 0.20 clat (msec): min= 0, max= 832, avg=80.86, stdev=113.32 bw (KiB/s) : min= 0, max= 9461, per=81.05%, avg=2998.95, stdev=2940.14 cpu : usr=3.55%, sys=0.21%, ctx=1827 IO depths : 1=0.1%, 2=0.2%, 4=12.0%, 8=87.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.4%, 4=1.1%, 10=6.1%, 20=15.1%, 50=22.0%, 100=19.5% lat (msec): 250=26.5%, 500=5.8%, 750=1.0%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19627 read : io=100MiB, bw=4,251KiB/s, runt= 24664msec slat (msec): min= 0, max= 3789, avg=421.33, stdev=944.36 clat (msec): min= 2, max= 479, avg=88.83, stdev=74.42 bw (KiB/s) : min= 22, max= 9408, per=37.25%, avg=4429.71, stdev=2171.10 write: io=17,476KiB, bw=851KiB/s, runt= 21010msec slat (msec): min= 0, max= 2, avg= 0.02, stdev= 0.15 clat (msec): min= 0, max= 851, avg=106.76, stdev=101.25 bw (KiB/s) : min= 0, max= 5056, per=55.38%, avg=2049.06, stdev=1843.03 cpu : usr=3.39%, sys=0.21%, ctx=1830 IO depths : 1=0.1%, 2=0.2%, 4=7.4%, 8=92.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.3%, 10=2.2%, 20=9.4%, 50=23.5%, 100=30.5% lat (msec): 250=28.8%, 500=4.7%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19628 read : io=100MiB, bw=4,059KiB/s, runt= 25831msec slat (msec): min= 0, max= 5067, avg=1008.43, stdev=1635.07 clat (msec): min= 2, max= 409, avg=88.97, stdev=73.43 bw (KiB/s) : min= 11, max=12051, per=38.14%, avg=4535.29, stdev=2643.36 write: io=27,924KiB, bw=1,374KiB/s, runt= 20802msec slat (msec): min= 0, max= 1, avg= 0.01, stdev= 0.12 clat (msec): min= 0, max= 1001, avg=111.79, stdev=128.66 bw (KiB/s) : min= 0, max= 5732, per=52.87%, avg=1956.04, stdev=1592.43 cpu : usr=3.42%, sys=0.31%, ctx=1722 IO depths : 1=0.1%, 2=0.2%, 4=12.2%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.4%, 10=3.3%, 20=10.6%, 50=21.4%, 100=27.2% lat (msec): 250=30.2%, 500=5.1%, 750=0.2%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,891KiB/s, minb=3,963KiB/s, maxb=4,251KiB/s, mint=24664msec, maxt=26453msec WRITE: io=78,164KiB, aggrb=3,700KiB/s, minb=851KiB/s, maxb=1,551KiB/s, mint=24664msec, maxt=26453msec Disk stats (read/write): sda: ios=5119/1541, merge=1156/272, ticks=475796/331448, in_queue=807256, util=99.46% 2.71user 0.31system 0:26.73elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2382minor)pagefaults 0swaps