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] [9.7% done] [ 7375/ 10001 kb/s] [eta 00m:28s] Threads: 3: [mmm] [12.9% done] [ 9860/ 6292 kb/s] [eta 00m:27s] Threads: 3: [mmm] [16.1% done] [ 9668/ 5964 kb/s] [eta 00m:26s] Threads: 3: [mmm] [19.4% done] [ 6912/ 6696 kb/s] [eta 00m:25s] Threads: 3: [mmm] [21.9% done] [ 7172/ 6848 kb/s] [eta 00m:25s] Threads: 3: [mmm] [25.0% done] [ 2712/ 12272 kb/s] [eta 00m:24s] Threads: 3: [mmm] [25.7% done] [ 5796/ 7820 kb/s] [eta 00m:26s] Threads: 3: [mmm] [29.4% done] [ 4852/ 8620 kb/s] [eta 00m:24s] Threads: 3: [mmm] [31.4% done] [ 5360/ 6500 kb/s] [eta 00m:24s] Threads: 3: [mmm] [33.3% done] [ 8256/ 2156 kb/s] [eta 00m:24s] Threads: 3: [mmm] [36.1% done] [ 7160/ 4540 kb/s] [eta 00m:23s] Threads: 3: [mmm] [36.8% done] [ 5164/ 8068 kb/s] [eta 00m:24s] Threads: 3: [mmm] [38.5% done] [ 1732/ 9904 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.0% done] [ 2796/ 8268 kb/s] [eta 00m:23s] Threads: 3: [mmm] [43.6% done] [ 8496/ 480 kb/s] [eta 00m:22s] Threads: 3: [mmm] [45.0% done] [ 6480/ 2004 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.5% done] [ 6220/ 2416 kb/s] [eta 00m:21s] Threads: 3: [mmm] [50.0% done] [ 4352/ 4164 kb/s] [eta 00m:20s] Threads: 3: [mmm] [52.5% done] [ 3608/ 4760 kb/s] [eta 00m:19s] Threads: 3: [mmm] [55.0% done] [ 3840/ 4740 kb/s] [eta 00m:18s] Threads: 3: [mmm] [54.8% done] [ 3892/ 2612 kb/s] [eta 00m:19s] Threads: 3: [mVm] [55.8% done] [ 14316/ 804 kb/s] [eta 00m:19s] Threads: 3: [mVm] [55.6% done] [ 11416/ 1284 kb/s] [eta 00m:20s] Threads: 2: [m_m] [56.5% done] [ 10704/ 1472 kb/s] [eta 00m:20s] Threads: 2: [m_V] [57.4% done] [ 6896/ 0 kb/s] [eta 00m:20s] Threads: 2: [m_V] [58.3% done] [ 15812/ 0 kb/s] [eta 00m:20s] Threads: 2: [m_V] [59.2% done] [ 16524/ 176 kb/s] [eta 00m:20s] Threads: 2: [m_V] [58.8% done] [ 18060/ 284 kb/s] [eta 00m:21s] Threads: 1: [m__] [63.3% done] [ 5660/ 6372 kb/s] [eta 00m:18s] Threads: 1: [V__] [68.1% done] [ 6948/ 152 kb/s] [eta 00m:15s] Threads: 1: [V__] [82.5% done] [ 21612/ 0 kb/s] [eta 00m:07s] Threads: 1: [V__] [97.2% done] [ 24184/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=26840 read : io=100MiB, bw=2,965KiB/s, runt= 35359msec clat (msec): min= 0, max= 239, avg=10.72, stdev=21.80 bw (KiB/s) : min= 54, max=25388, per=46.33%, avg=4121.08, stdev=6621.46 write: io=55,064KiB, bw=1,720KiB/s, runt= 32773msec clat (msec): min= 0, max= 574, avg=18.81, stdev=48.64 bw (KiB/s) : min= 0, max= 9502, per=51.27%, avg=2308.03, stdev=2460.61 cpu : usr=3.04%, sys=0.34%, ctx=2474 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=47.1%, 4=8.5%, 10=18.8%, 20=9.5%, 50=8.5%, 100=4.1% lat (msec): 250=3.2%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26841 read : io=100MiB, bw=3,943KiB/s, runt= 26593msec clat (msec): min= 0, max= 121, avg=11.96, stdev=13.08 bw (KiB/s) : min= 24, max=17915, per=49.12%, avg=4369.68, stdev=3686.48 write: io=34,388KiB, bw=1,478KiB/s, runt= 23812msec clat (msec): min= 0, max= 200, avg=11.35, stdev=24.81 bw (KiB/s) : min= 0, max= 8331, per=90.32%, avg=4066.29, stdev=2774.13 cpu : usr=3.55%, sys=0.33%, ctx=2094 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=24.6%, 4=8.3%, 10=27.3%, 20=21.5%, 50=14.3%, 100=3.3% lat (msec): 250=0.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26842 read : io=100MiB, bw=3,357KiB/s, runt= 31233msec clat (msec): min= 0, max= 215, avg=11.36, stdev=18.43 bw (KiB/s) : min= 6, max=21134, per=47.99%, avg=4269.59, stdev=5561.55 write: io=54,644KiB, bw=2,019KiB/s, runt= 27708msec clat (msec): min= 0, max= 276, avg=13.71, stdev=29.29 bw (KiB/s) : min= 0, max= 9440, per=73.26%, avg=3298.03, stdev=2849.87 cpu : usr=3.05%, sys=0.38%, ctx=2407 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=39.7%, 4=6.9%, 10=21.3%, 20=13.9%, 50=12.7%, 100=3.6% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,896KiB/s, minb=2,965KiB/s, maxb=3,943KiB/s, mint=26593msec, maxt=35359msec WRITE: io=141MiB, aggrb=4,502KiB/s, minb=1,478KiB/s, maxb=2,019KiB/s, mint=26593msec, maxt=35359msec Disk stats (read/write): sda: ios=5456/2670, merge=855/181, ticks=70168/69332, in_queue=139496, util=98.50% 2.98user 0.37system 0:35.68elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1086minor)pagefaults 0swaps