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] [ 13348/ 8060 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.7% done] [ 17340/ 4284 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 7960/ 9736 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 9600/ 5504 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.9% done] [ 6740/ 8120 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 12996/ 2112 kb/s] [eta 00m:20s] Threads: 3: [mmm] [32.1% done] [ 12708/ 1820 kb/s] [eta 00m:19s] Threads: 3: [mmm] [34.5% done] [ 9928/ 3528 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 5676/ 9176 kb/s] [eta 00m:18s] Threads: 3: [mmm] [40.0% done] [ 10600/ 2636 kb/s] [eta 00m:18s] Threads: 3: [mmm] [43.3% done] [ 10910/ 2834 kb/s] [eta 00m:17s] Threads: 3: [mmm] [45.2% done] [ 11008/ 2408 kb/s] [eta 00m:17s] Threads: 3: [mmm] [48.4% done] [ 7964/ 3984 kb/s] [eta 00m:16s] Threads: 3: [mmm] [51.6% done] [ 8708/ 2804 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 8704/ 1684 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.2% done] [ 7648/ 1300 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 10512/ 0 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 8628/ 1188 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 5841/ 3611 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 3784/ 5424 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 18748/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 19152/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 17692/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 17716/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [87.1% done] [ 18028/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=15417 read : io=100MiB, bw=3,743KiB/s, runt= 28007msec slat (msec): min= 0, max= 5921, avg=1104.00, stdev=1798.29 clat (msec): min= 0, max= 838, avg=94.34, stdev=94.78 bw (KiB/s) : min= 100, max= 8318, per=33.47%, avg=3759.02, stdev=2149.30 write: io=30,300KiB, bw=1,402KiB/s, runt= 22123msec slat (msec): min= 0, max= 8, avg= 0.13, stdev= 0.70 clat (msec): min= 0, max= 710, avg=86.65, stdev=117.64 bw (KiB/s) : min= 0, max= 9663, per=49.11%, avg=2339.22, stdev=2548.24 cpu : usr=3.03%, sys=0.30%, ctx=1897 IO depths : 1=0.2%, 2=0.3%, 4=13.8%, 8=85.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=0.4%, 10=5.4%, 20=16.3%, 50=23.0%, 100=18.6% lat (msec): 250=26.3%, 500=6.9%, 750=1.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15418 read : io=100MiB, bw=3,773KiB/s, runt= 27787msec slat (msec): min= 0, max= 7687, avg=1250.94, stdev=2271.26 clat (msec): min= 0, max= 824, avg=93.45, stdev=77.77 bw (KiB/s) : min= 61, max= 9639, per=39.02%, avg=4382.26, stdev=2589.82 write: io=33,960KiB, bw=1,722KiB/s, runt= 20187msec slat (msec): min= 0, max= 10, avg= 0.14, stdev= 0.84 clat (msec): min= 0, max= 841, avg=109.64, stdev=119.77 bw (KiB/s) : min= 0, max=15400, per=73.30%, avg=3491.44, stdev=3749.94 cpu : usr=3.67%, sys=0.26%, ctx=1826 IO depths : 1=0.2%, 2=0.3%, 4=8.4%, 8=91.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.2%, 10=1.7%, 20=8.2%, 50=23.6%, 100=28.1% lat (msec): 250=30.7%, 500=5.5%, 750=0.4%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15419 read : io=100MiB, bw=3,752KiB/s, runt= 27940msec slat (msec): min= 0, max= 6694, avg=1111.80, stdev=1980.09 clat (msec): min= 0, max= 411, avg=88.20, stdev=71.25 bw (KiB/s) : min= 7, max= 9358, per=36.58%, avg=4108.79, stdev=2527.22 write: io=38,656KiB, bw=1,858KiB/s, runt= 21302msec slat (msec): min= 0, max= 11, avg= 0.11, stdev= 0.76 clat (msec): min= 0, max= 1238, avg=127.45, stdev=147.62 bw (KiB/s) : min= 0, max= 9046, per=68.14%, avg=3245.48, stdev=2522.95 cpu : usr=3.41%, sys=0.31%, ctx=1938 IO depths : 1=0.2%, 2=0.3%, 4=8.9%, 8=90.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=0.0%, 10=1.5%, 20=8.3%, 50=24.4%, 100=28.4% lat (msec): 250=28.9%, 500=6.1%, 750=0.5%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,231KiB/s, minb=3,743KiB/s, maxb=3,773KiB/s, mint=27787msec, maxt=28007msec WRITE: io=101MiB, aggrb=4,763KiB/s, minb=1,402KiB/s, maxb=1,858KiB/s, mint=27787msec, maxt=28007msec Disk stats (read/write): sda: ios=5263/1728, merge=1444/443, ticks=493032/379012, in_queue=872044, util=99.49% 2.87user 0.37system 0:28.30elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2394minor)pagefaults 0swaps