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] [6.1% done] [ 11140/ 4912 kb/s] [eta 00m:46s] Threads: 3: [mmm] [8.2% done] [ 7100/ 9644 kb/s] [eta 00m:45s] Threads: 3: [mmm] [9.4% done] [ 2596/ 12704 kb/s] [eta 00m:48s] Threads: 3: [mmm] [11.5% done] [ 2308/ 12296 kb/s] [eta 00m:46s] Threads: 3: [mmm] [17.5% done] [ 772/ 17132 kb/s] [eta 00m:33s] Threads: 3: [mmm] [20.0% done] [ 3484/ 9264 kb/s] [eta 00m:32s] Threads: 3: [mmm] [22.0% done] [ 5336/ 6936 kb/s] [eta 00m:32s] Threads: 3: [mmm] [24.4% done] [ 5008/ 8696 kb/s] [eta 00m:31s] Threads: 3: [mmm] [28.2% done] [ 6028/ 6652 kb/s] [eta 00m:28s] Threads: 3: [mmm] [30.8% done] [ 6436/ 5444 kb/s] [eta 00m:27s] Threads: 3: [mmm] [35.1% done] [ 3380/ 8040 kb/s] [eta 00m:24s] Threads: 3: [mmm] [37.8% done] [ 6280/ 4924 kb/s] [eta 00m:23s] Threads: 3: [mmm] [39.5% done] [ 4504/ 6580 kb/s] [eta 00m:23s] Threads: 3: [mmm] [41.0% done] [ 5064/ 3892 kb/s] [eta 00m:23s] Threads: 3: [mmm] [42.5% done] [ 3516/ 7348 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.0% done] [ 5660/ 2932 kb/s] [eta 00m:22s] Threads: 3: [mmm] [45.2% done] [ 3588/ 4008 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.5% done] [ 4468/ 3288 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.7% done] [ 5092/ 992 kb/s] [eta 00m:24s] Threads: 3: [mVm] [48.9% done] [ 10140/ 1172 kb/s] [eta 00m:23s] Threads: 3: [mVm] [48.9% done] [ 14156/ 2404 kb/s] [eta 00m:24s] Threads: 3: [mVm] [49.0% done] [ 16116/ 1032 kb/s] [eta 00m:25s] Threads: 3: [mVm] [50.0% done] [ 16872/ 752 kb/s] [eta 00m:25s] Threads: 2: [m_m] [53.1% done] [ 6868/ 3520 kb/s] [eta 00m:23s] Threads: 2: [m_m] [56.2% done] [ 836/ 7412 kb/s] [eta 00m:21s] Threads: 2: [m_m] [59.6% done] [ 4224/ 2356 kb/s] [eta 00m:19s] Threads: 2: [m_V] [60.4% done] [ 13480/ 660 kb/s] [eta 00m:19s] Threads: 2: [m_V] [61.2% done] [ 20628/ 0 kb/s] [eta 00m:19s] Threads: 2: [m_V] [62.0% done] [ 21284/ 1296 kb/s] [eta 00m:19s] Threads: 1: [m__] [64.0% done] [ 15512/ 164 kb/s] [eta 00m:18s] Threads: 1: [V__] [72.3% done] [ 9324/ 3180 kb/s] [eta 00m:13s] Threads: 1: [V__] [87.5% done] [ 23432/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=16405 read : io=100MiB, bw=2,917KiB/s, runt= 35935msec clat (msec): min= 0, max= 241, avg=11.56, stdev=23.12 bw (KiB/s) : min= 9, max=24444, per=39.52%, avg=3459.16, stdev=6079.83 write: io=54,832KiB, bw=1,677KiB/s, runt= 33473msec clat (msec): min= 0, max= 425, avg=14.59, stdev=41.33 bw (KiB/s) : min= 0, max=13235, per=42.42%, avg=2299.39, stdev=3095.69 cpu : usr=2.78%, sys=0.32%, ctx=2680 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=49.0%, 4=7.8%, 10=16.9%, 20=10.5%, 50=8.8%, 100=3.9% lat (msec): 250=2.7%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16406 read : io=100MiB, bw=4,052KiB/s, runt= 25874msec clat (msec): min= 0, max= 99, avg= 8.65, stdev=11.00 bw (KiB/s) : min= 53, max=21235, per=61.21%, avg=5357.61, stdev=5785.75 write: io=56,728KiB, bw=2,715KiB/s, runt= 21390msec clat (msec): min= 0, max= 356, avg=11.85, stdev=28.86 bw (KiB/s) : min= 0, max= 9586, per=70.60%, avg=3827.24, stdev=3286.94 cpu : usr=3.40%, sys=0.45%, ctx=2389 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=41.1%, 4=7.6%, 10=21.0%, 20=15.4%, 50=12.0%, 100=2.1% lat (msec): 250=0.6%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16407 read : io=100MiB, bw=3,225KiB/s, runt= 32513msec clat (msec): min= 0, max= 215, avg= 9.00, stdev=16.01 bw (KiB/s) : min= 6, max=27429, per=56.80%, avg=4971.30, stdev=7614.24 write: io=65,668KiB, bw=2,348KiB/s, runt= 28634msec clat (msec): min= 0, max= 401, avg=15.34, stdev=34.47 bw (KiB/s) : min= 0, max= 8685, per=53.46%, avg=2898.10, stdev=2598.58 cpu : usr=3.35%, sys=0.27%, ctx=2653 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=47.2%, 4=7.2%, 10=16.5%, 20=13.6%, 50=9.7%, 100=3.8% lat (msec): 250=1.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,753KiB/s, minb=2,917KiB/s, maxb=4,052KiB/s, mint=25874msec, maxt=35935msec WRITE: io=173MiB, aggrb=5,421KiB/s, minb=1,677KiB/s, maxb=2,715KiB/s, mint=25874msec, maxt=35935msec Disk stats (read/write): sda: ios=5563/3232, merge=755/372, ticks=61200/71068, in_queue=132256, util=98.43% 2.98user 0.47system 0:36.23elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1090minor)pagefaults 0swaps