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] [10.3% done] [ 19392/ 424 kb/s] [eta 00m:26s] Threads: 3: [mmm] [14.3% done] [ 13296/ 6104 kb/s] [eta 00m:24s] Threads: 3: [mmm] [17.9% done] [ 15799/ 3167 kb/s] [eta 00m:23s] Threads: 3: [mmm] [23.1% done] [ 7716/ 8876 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 9435/ 6765 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 11920/ 4096 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 10920/ 1672 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 8704/ 7368 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 11924/ 2844 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 10760/ 4452 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 8908/ 4400 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 9989/ 2436 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 5871/ 6741 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 9577/ 1722 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 5745/ 4721 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 8452/ 1617 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 3681/ 6172 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5981/ 3974 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 5542/ 3518 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 7350/ 4051 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 20638/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 17241/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 17550/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 17253/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.1% done] [ 16688/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=32722 read : io=100MiB, bw=3,761KiB/s, runt= 27873msec slat (msec): min= 0, max= 6110, avg=1401.15, stdev=2025.16 clat (msec): min= 0, max= 532, avg=94.49, stdev=85.07 bw (KiB/s) : min= 73, max= 9527, per=35.67%, avg=4022.44, stdev=2387.53 write: io=36,820KiB, bw=1,721KiB/s, runt= 21906msec slat (msec): min= 0, max= 16, avg= 0.16, stdev= 1.09 clat (msec): min= 0, max= 929, avg=95.82, stdev=128.63 bw (KiB/s) : min= 0, max= 9622, per=50.75%, avg=2450.84, stdev=2495.55 cpu : usr=3.52%, sys=0.19%, ctx=1807 IO depths : 1=0.1%, 2=0.2%, 4=16.6%, 8=83.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.4%, 4=1.0%, 10=5.0%, 20=12.6%, 50=21.9%, 100=20.3% lat (msec): 250=30.1%, 500=6.0%, 750=0.4%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32723 read : io=100MiB, bw=3,758KiB/s, runt= 27896msec slat (msec): min= 0, max= 7092, avg=1317.43, stdev=2136.37 clat (msec): min= 0, max= 642, avg=93.12, stdev=81.67 bw (KiB/s) : min= 77, max= 8779, per=36.37%, avg=4101.20, stdev=2451.94 write: io=34,096KiB, bw=1,686KiB/s, runt= 20706msec slat (msec): min= 0, max= 10, avg= 0.15, stdev= 0.87 clat (msec): min= 0, max= 853, avg=105.76, stdev=109.98 bw (KiB/s) : min= 0, max= 9326, per=53.65%, avg=2590.61, stdev=2322.62 cpu : usr=2.98%, sys=0.19%, ctx=1813 IO depths : 1=0.1%, 2=0.3%, 4=12.8%, 8=86.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.3%, 10=3.1%, 20=10.4%, 50=22.0%, 100=28.2% lat (msec): 250=28.8%, 500=5.8%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32724 read : io=100MiB, bw=3,792KiB/s, runt= 27647msec slat (msec): min= 0, max= 5966, avg=1080.73, stdev=1753.84 clat (msec): min= 2, max= 859, avg=94.58, stdev=90.90 bw (KiB/s) : min= 56, max= 8555, per=37.26%, avg=4201.71, stdev=2203.50 write: io=32,396KiB, bw=1,541KiB/s, runt= 21523msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.19 clat (msec): min= 0, max= 978, avg=97.71, stdev=103.11 bw (KiB/s) : min= 0, max= 9495, per=58.18%, avg=2809.62, stdev=2464.23 cpu : usr=3.28%, sys=0.14%, ctx=1882 IO depths : 1=0.1%, 2=0.2%, 4=12.1%, 8=87.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.6%, 10=3.3%, 20=11.3%, 50=22.8%, 100=26.3% lat (msec): 250=28.9%, 500=5.7%, 750=0.5%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,276KiB/s, minb=3,758KiB/s, maxb=3,792KiB/s, mint=27647msec, maxt=27896msec WRITE: io=101MiB, aggrb=4,829KiB/s, minb=1,541KiB/s, maxb=1,721KiB/s, mint=27647msec, maxt=27896msec Disk stats (read/write): sda: ios=4963/1884, merge=1540/544, ticks=499080/214912, in_queue=713992, util=99.50% 2.77user 0.25system 0:28.17elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2393minor)pagefaults 0swaps