fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [8.8% done] [ 10231/ 6261 kb/s] [eta 00m:31s] Threads: 3: [mmm] [11.8% done] [ 6184/ 11694 kb/s] [eta 00m:30s] Threads: 3: [mmm] [14.3% done] [ 10300/ 4441 kb/s] [eta 00m:30s] Threads: 3: [mmm] [16.7% done] [ 9640/ 3489 kb/s] [eta 00m:30s] Threads: 3: [mmm] [18.4% done] [ 12381/ 1483 kb/s] [eta 00m:31s] Threads: 3: [mmm] [21.1% done] [ 4238/ 10114 kb/s] [eta 00m:30s] Threads: 3: [mmm] [23.7% done] [ 7956/ 3376 kb/s] [eta 00m:29s] Threads: 3: [mmm] [27.0% done] [ 6855/ 7334 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.9% done] [ 3128/ 9459 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.8% done] [ 9106/ 4165 kb/s] [eta 00m:27s] Threads: 3: [mmm] [34.2% done] [ 4717/ 7521 kb/s] [eta 00m:25s] Threads: 3: [mmm] [35.9% done] [ 8704/ 2897 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 8175/ 2214 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.0% done] [ 5359/ 5607 kb/s] [eta 00m:24s] Threads: 3: [mmm] [43.6% done] [ 2295/ 8667 kb/s] [eta 00m:22s] Threads: 3: [mmm] [45.0% done] [ 2564/ 7387 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.3% done] [ 5688/ 2352 kb/s] [eta 00m:22s] Threads: 3: [mmm] [48.8% done] [ 4827/ 3937 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 2742/ 5103 kb/s] [eta 00m:22s] Threads: 3: [mmm] [50.0% done] [ 5530/ 1649 kb/s] [eta 00m:22s] Threads: 3: [mmV] [51.1% done] [ 1592/ 5306 kb/s] [eta 00m:22s] Threads: 3: [mmV] [52.2% done] [ 9362/ 1934 kb/s] [eta 00m:22s] Threads: 3: [mmV] [53.2% done] [ 16375/ 0 kb/s] [eta 00m:22s] Threads: 3: [mmV] [53.1% done] [ 16562/ 85 kb/s] [eta 00m:23s] Threads: 3: [mmV] [54.0% done] [ 10959/ 1357 kb/s] [eta 00m:23s] Threads: 2: [mV_] [54.9% done] [ 10130/ 2994 kb/s] [eta 00m:23s] Threads: 2: [mV_] [56.9% done] [ 9360/ 4063 kb/s] [eta 00m:22s] Threads: 2: [mV_] [57.7% done] [ 15216/ 632 kb/s] [eta 00m:22s] Threads: 1: [m__] [59.6% done] [ 12908/ 1836 kb/s] [eta 00m:21s] Threads: 1: [m__] [64.0% done] [ 7268/ 888 kb/s] [eta 00m:18s] Threads: 1: [V__] [71.7% done] [ 11728/ 0 kb/s] [eta 00m:13s] Threads: 1: [V__] [89.5% done] [ 24636/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=13784 read : io=100MiB, bw=2,969KiB/s, runt= 35310msec clat (msec): min= 0, max= 487, avg=13.14, stdev=27.61 bw (KiB/s) : min= 11, max=25974, per=42.18%, avg=3757.60, stdev=5805.29 write: io=48,828KiB, bw=1,516KiB/s, runt= 32979msec clat (msec): min= 0, max= 502, avg=17.61, stdev=46.27 bw (KiB/s) : min= 0, max= 6957, per=58.54%, avg=2618.91, stdev=2479.36 cpu : usr=3.06%, sys=0.31%, ctx=2310 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=41.4%, 4=9.5%, 10=22.3%, 20=9.4%, 50=9.5%, 100=4.3% lat (msec): 250=3.3%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13785 read : io=100MiB, bw=3,360KiB/s, runt= 31207msec clat (msec): min= 0, max= 179, avg=11.78, stdev=18.38 bw (KiB/s) : min= 14, max=16780, per=44.61%, avg=3973.89, stdev=4452.85 write: io=44,076KiB, bw=1,615KiB/s, runt= 27940msec clat (msec): min= 0, max= 485, avg=11.60, stdev=32.14 bw (KiB/s) : min= 0, max= 8388, per=63.83%, avg=2855.68, stdev=2782.68 cpu : usr=2.99%, sys=0.45%, ctx=2491 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=39.8%, 4=6.8%, 10=19.9%, 20=16.2%, 50=12.5%, 100=3.2% lat (msec): 250=1.4%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13786 read : io=100MiB, bw=3,818KiB/s, runt= 27462msec clat (msec): min= 0, max= 122, avg= 9.36, stdev=12.44 bw (KiB/s) : min= 13, max=17855, per=55.76%, avg=4966.78, stdev=4701.97 write: io=51,200KiB, bw=2,281KiB/s, runt= 22982msec clat (msec): min= 0, max= 341, avg=10.77, stdev=25.93 bw (KiB/s) : min= 0, max= 8230, per=72.76%, avg=3255.18, stdev=2614.32 cpu : usr=3.35%, sys=0.54%, ctx=2573 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=44.0%, 4=6.9%, 10=18.1%, 20=16.4%, 50=10.7%, 100=3.0% lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,908KiB/s, minb=2,969KiB/s, maxb=3,818KiB/s, mint=27462msec, maxt=35310msec WRITE: io=141MiB, aggrb=4,474KiB/s, minb=1,516KiB/s, maxb=2,281KiB/s, mint=27462msec, maxt=35310msec Disk stats (read/write): sda: ios=5538/2964, merge=822/156, ticks=69112/51396, in_queue=120504, util=98.49% 2.93user 0.56system 0:35.63elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1070minor)pagefaults 0swaps