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] [5.0% done] [ 3880/ 243 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 12437/ 2392 kb/s] [eta 00m:56s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=5558, got signal=6 Threads: 2: [_mm] [8.3% done] [ 14574/ 1028 kb/s] [eta 00m:55s] Threads: 2: [_mm] [13.3% done] [ 8204/ 9848 kb/s] [eta 00m:39s] Threads: 2: [_mm] [18.4% done] [ 6519/ 9646 kb/s] [eta 00m:31s] Threads: 2: [_mm] [22.2% done] [ 8066/ 6420 kb/s] [eta 00m:28s] Threads: 2: [_mm] [26.5% done] [ 9858/ 2723 kb/s] [eta 00m:25s] Threads: 2: [_mm] [32.3% done] [ 3579/ 9902 kb/s] [eta 00m:21s] Threads: 2: [_mm] [36.7% done] [ 1531/ 12726 kb/s] [eta 00m:19s] Threads: 2: [_mm] [40.0% done] [ 6668/ 5623 kb/s] [eta 00m:18s] Threads: 2: [_mm] [44.8% done] [ 4837/ 6838 kb/s] [eta 00m:16s] Threads: 2: [_mm] [48.3% done] [ 6493/ 2482 kb/s] [eta 00m:15s] Threads: 2: [_mm] [50.0% done] [ 8846/ 0 kb/s] [eta 00m:15s] Threads: 2: [_mm] [53.3% done] [ 7712/ 1686 kb/s] [eta 00m:14s] Threads: 2: [_mm] [54.8% done] [ 4985/ 3421 kb/s] [eta 00m:14s] Threads: 2: [_mm] [58.1% done] [ 7184/ 467 kb/s] [eta 00m:13s] Threads: 2: [_mm] [57.6% done] [ 4860/ 2058 kb/s] [eta 00m:14s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=5560, got signal=6 Threads: 1: [_m_] [62.5% done] [ 1507/ 7513 kb/s] [eta 00m:12s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 1: [_m_] [67.7% done] [ 4083/ 2775 kb/s] [eta 00m:10s] fio: pid=5559, got signal=6 fio: (groupid=0): err= 0: pid=5558 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=3.4%, 2=3.4%, 4=6.9%, 8=86.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=48.3%, 500=20.7%, 750=1.7%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5559 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.7%, 2=2.7%, 4=31.0%, 8=65.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.2%, 10=2.1%, 20=5.8%, 50=26.6%, 100=28.0% lat (msec): 250=32.5%, 500=2.4%, 750=0.6%, 1000=0.1%, >=2000=0.1% fio: (groupid=0): err= 0: pid=5560 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.4%, 2=2.4%, 4=27.1%, 8=70.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.4%, 10=0.3%, 20=3.5%, 50=26.0%, 100=41.0% lat (msec): 250=26.5%, 500=0.9%, 750=0.0%, 1000=0.1%, >=2000=0.1% Run status group 0 (all jobs): Disk stats (read/write): sda: ios=2260/2618, merge=477/8041, ticks=36748/420616, in_queue=432752, util=99.24% 0.15user 0.27system 0:21.65elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2458minor)pagefaults 0swaps