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] [7.7% done] [ 12312/ 4212 kb/s] [eta 00m:36s] Threads: 3: [mmm] [11.4% done] [ 14280/ 3180 kb/s] [eta 00m:31s] Threads: 3: [mmm] [13.2% done] [ 8436/ 8556 kb/s] [eta 00m:33s] Threads: 3: [mmm] [15.0% done] [ 8564/ 5548 kb/s] [eta 00m:34s] Threads: 3: [mmm] [17.9% done] [ 11516/ 3020 kb/s] [eta 00m:32s] Threads: 3: [mmm] [19.5% done] [ 4640/ 6568 kb/s] [eta 00m:33s] Threads: 3: [mmm] [22.0% done] [ 5756/ 8328 kb/s] [eta 00m:32s] Threads: 3: [mmm] [24.4% done] [ 5928/ 7420 kb/s] [eta 00m:31s] Threads: 3: [mmm] [26.2% done] [ 10868/ 3112 kb/s] [eta 00m:31s] Threads: 3: [mmm] [29.3% done] [ 8828/ 2116 kb/s] [eta 00m:29s] Threads: 3: [mmm] [31.7% done] [ 12528/ 0 kb/s] [eta 00m:28s] Threads: 3: [mmm] [34.1% done] [ 7472/ 3676 kb/s] [eta 00m:27s] Threads: 3: [mmm] [36.6% done] [ 6292/ 4284 kb/s] [eta 00m:26s] Threads: 3: [mmm] [38.1% done] [ 6856/ 3852 kb/s] [eta 00m:26s] Threads: 3: [mmm] [40.5% done] [ 4408/ 6016 kb/s] [eta 00m:25s] Threads: 3: [mmm] [43.9% done] [ 5148/ 3360 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.2% done] [ 8584/ 700 kb/s] [eta 00m:23s] Threads: 3: [mmm] [47.6% done] [ 4628/ 4560 kb/s] [eta 00m:22s] Threads: 3: [mmm] [48.8% done] [ 4984/ 3080 kb/s] [eta 00m:22s] Threads: 3: [mmm] [51.2% done] [ 3164/ 3996 kb/s] [eta 00m:21s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=19667, got signal=6 Threads: 2: [m_m] [52.3% done] [ 5960/ 1052 kb/s] [eta 00m:21s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=19668, got signal=6 Threads: 1: [m__] [55.8% done] [ 3304/ 4492 kb/s] [eta 00m:19s] Threads: 1: [m__] [62.5% done] [ 1700/ 8556 kb/s] [eta 00m:15s] Threads: 1: [m__] [66.7% done] [ 5660/ 1808 kb/s] [eta 00m:13s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=19666, got signal=6 fio: (groupid=0): err= 0: pid=19666 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.7%, 2=3.7%, 4=36.2%, 8=59.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.1%, 10=3.1%, 20=4.9%, 50=31.6%, 100=11.8% lat (msec): 250=32.6%, 500=12.6%, 750=1.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19667 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=2.4%, 4=29.8%, 8=67.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.1%, 10=1.1%, 20=2.8%, 50=13.9%, 100=26.7% lat (msec): 250=51.9%, 500=3.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19668 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.4%, 2=1.3%, 4=26.9%, 8=71.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.0%, 10=0.8%, 20=3.0%, 50=6.9%, 100=29.2% lat (msec): 250=55.2%, 500=4.2%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): sda: ios=3292/2419, merge=604/295, ticks=60980/45444, in_queue=106408, util=99.03% 0.25user 0.36system 0:27.04elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2488minor)pagefaults 0swaps