fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [10.7% done] [ 14774/ 1523 kb/s] [eta 00m:25s] Threads: 3: [mmm] [14.3% done] [ 9220/ 7619 kb/s] [eta 00m:24s] Threads: 3: [mmm] [16.7% done] [ 6105/ 10583 kb/s] [eta 00m:25s] Threads: 3: [mmm] [19.4% done] [ 10861/ 2913 kb/s] [eta 00m:25s] Threads: 3: [mmm] [22.6% done] [ 6707/ 7724 kb/s] [eta 00m:24s] Threads: 3: [mmm] [23.5% done] [ 6339/ 5871 kb/s] [eta 00m:26s] Threads: 3: [mmm] [25.7% done] [ 5794/ 7858 kb/s] [eta 00m:26s] Threads: 3: [mmm] [27.8% done] [ 8196/ 4303 kb/s] [eta 00m:26s] Threads: 3: [mmm] [29.7% done] [ 5686/ 6564 kb/s] [eta 00m:26s] Threads: 3: [mmm] [32.4% done] [ 9853/ 1121 kb/s] [eta 00m:25s] Threads: 3: [mmm] [34.2% done] [ 8484/ 3319 kb/s] [eta 00m:25s] Threads: 3: [mmm] [35.9% done] [ 8582/ 3108 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 6418/ 6288 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.0% done] [ 8899/ 2373 kb/s] [eta 00m:23s] Threads: 3: [mmm] [42.5% done] [ 4356/ 6099 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.0% done] [ 5871/ 3888 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.5% done] [ 7399/ 1365 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 5526/ 2523 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 5241/ 3393 kb/s] [eta 00m:20s] Threads: 3: [mmm] [52.4% done] [ 3462/ 5103 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.5% done] [ 2921/ 4132 kb/s] [eta 00m:20s] Threads: 3: [mVm] [55.8% done] [ 8391/ 1978 kb/s] [eta 00m:19s] Threads: 3: [mVm] [56.8% done] [ 9085/ 4 kb/s] [eta 00m:19s] Threads: 3: [mVm] [57.8% done] [ 8240/ 1162 kb/s] [eta 00m:19s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=20064, got signal=6 Threads: 2: [mV_] [60.0% done] [ 7025/ 2064 kb/s] [eta 00m:18s] Threads: 2: [mV_] [63.6% done] [ 6955/ 3957 kb/s] [eta 00m:16s] Threads: 2: [mV_] [67.4% done] [ 6586/ 2507 kb/s] [eta 00m:14s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=20062, got signal=6 Threads: 1: [_V_] [100.0% done] [ 18704/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=20062 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.6%, 2=2.4%, 4=26.4%, 8=70.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.7%, 10=1.0%, 20=4.5%, 50=16.6%, 100=22.5% lat (msec): 250=38.8%, 500=13.8%, 750=0.9%, 1000=0.4%, >=2000=0.1% fio: (groupid=0): err= 0: pid=20063 read : io=100MiB, bw=3,436KiB/s, runt= 30497msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 343, avg=94.94, stdev=60.94 bw (KiB/s) : min= 8, max=23781, per=50.49%, avg=4038.81, stdev=3819.80 write: io=50,880KiB, bw=2,220KiB/s, runt= 23464msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 395, avg=98.13, stdev=80.30 bw (KiB/s) : min= 0, max= 6587, per=61.02%, avg=3186.00, stdev=2095.72 cpu : usr=0.21%, sys=0.25%, ctx=10118 IO depths : 1=0.5%, 2=2.1%, 4=30.2%, 8=67.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.7%, 10=2.2%, 20=9.4%, 50=15.1%, 100=29.5% lat (msec): 250=38.7%, 500=3.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20064 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.3%, 2=1.5%, 4=20.5%, 8=77.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.1%, 10=0.3%, 20=2.1%, 50=7.2%, 100=23.6% lat (msec): 250=61.5%, 500=4.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=233MiB, aggrb=8,000KiB/s, minb=0KiB/s, maxb=3,436KiB/s, mint=0msec, maxt=30497msec WRITE: io=117MiB, aggrb=5,221KiB/s, minb=0KiB/s, maxb=2,220KiB/s, mint=0msec, maxt=30497msec Disk stats (read/write): sda: ios=4205/2231, merge=51/61, ticks=71016/31508, in_queue=102524, util=99.29% 0.21user 0.21system 0:30.87elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2489minor)pagefaults 0swaps