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] [9.4% done] [ 5900/ 9376 kb/s] [eta 00m:29s] Threads: 3: [mmm] [13.3% done] [ 16728/ 700 kb/s] [eta 00m:26s] Threads: 3: [mmm] [15.6% done] [ 6984/ 9712 kb/s] [eta 00m:27s] Threads: 3: [mmm] [18.2% done] [ 12496/ 1796 kb/s] [eta 00m:27s] Threads: 3: [mmm] [21.2% done] [ 10512/ 3240 kb/s] [eta 00m:26s] Threads: 3: [mmm] [21.6% done] [ 4916/ 7552 kb/s] [eta 00m:29s] Threads: 3: [mmm] [25.0% done] [ 8916/ 4580 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.8% done] [ 6818/ 4840 kb/s] [eta 00m:26s] Threads: 3: [mmm] [30.6% done] [ 6812/ 6120 kb/s] [eta 00m:25s] Threads: 3: [mmm] [32.4% done] [ 6936/ 5128 kb/s] [eta 00m:25s] Threads: 3: [mmm] [33.3% done] [ 3952/ 7728 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.0% done] [ 7320/ 4416 kb/s] [eta 00m:26s] Threads: 3: [mmm] [37.5% done] [ 4620/ 6328 kb/s] [eta 00m:25s] Threads: 3: [mmm] [39.0% done] [ 4660/ 6844 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.5% done] [ 3004/ 6976 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.9% done] [ 3496/ 5916 kb/s] [eta 00m:24s] Threads: 3: [mmm] [45.2% done] [ 7988/ 0 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.5% done] [ 3820/ 4448 kb/s] [eta 00m:23s] Threads: 3: [mmm] [48.8% done] [ 2536/ 6712 kb/s] [eta 00m:22s] Threads: 3: [mmm] [52.4% done] [ 2132/ 6124 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.5% done] [ 4400/ 3548 kb/s] [eta 00m:20s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=3736, got signal=6 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 2: [mm_] [54.5% done] [ 5180/ 840 kb/s] [eta 00m:20s] fio: pid=3735, got signal=6 Threads: 1: [m__] [59.5% done] [ 6272/ 2504 kb/s] [eta 00m:17s] Threads: 1: [m__] [66.7% done] [ 4260/ 4436 kb/s] [eta 00m:13s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=3734, got signal=6 fio: (groupid=0): err= 0: pid=3734 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=2.6%, 4=35.2%, 8=61.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.4%, 10=2.2%, 20=7.2%, 50=31.7%, 100=12.8% lat (msec): 250=30.8%, 500=11.7%, 750=0.7%, 1000=1.1%, >=2000=0.2% fio: (groupid=0): err= 0: pid=3735 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.3%, 2=1.7%, 4=25.9%, 8=72.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.1%, 10=0.7%, 20=2.2%, 50=16.4%, 100=25.9% lat (msec): 250=49.5%, 500=3.6%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3736 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.3%, 2=2.0%, 4=30.6%, 8=67.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.1%, 10=1.4%, 20=2.7%, 50=14.4%, 100=27.7% lat (msec): 250=48.1%, 500=4.7%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): sda: ios=3022/2730, merge=224/478, ticks=49144/53112, in_queue=102252, util=98.68% 0.26user 0.45system 0:27.41elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2497minor)pagefaults 0swaps