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] [12.0% done] [ 11736/ 8340 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 6616/ 13528 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 14172/ 4496 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 8388/ 10288 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 9228/ 7868 kb/s] [eta 00m:18s] Threads: 3: [mmm] [32.0% done] [ 11136/ 3616 kb/s] [eta 00m:17s] Threads: 3: [mmm] [36.0% done] [ 9656/ 6056 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.0% done] [ 4864/ 11256 kb/s] [eta 00m:15s] Threads: 3: [mmm] [42.3% done] [ 8988/ 4564 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.4% done] [ 10256/ 4796 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 7516/ 5776 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 10036/ 1428 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 6944/ 4412 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 4084/ 7472 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 5120/ 3968 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 8084/ 788 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 6020/ 2596 kb/s] [eta 00m:12s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 3: [mmm] [60.6% done] [ 4692/ 2824 kb/s] [eta 00m:13s] fio: pid=28726, got signal=6 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=28725, got signal=6 Threads: 1: [m__] [63.6% done] [ 3528/ 4268 kb/s] [eta 00m:12s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=28724, got signal=6 fio: (groupid=0): err= 0: pid=28724 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.4%, 2=1.5%, 4=31.1%, 8=67.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.1%, 10=0.8%, 20=2.5%, 50=21.1%, 100=24.6% lat (msec): 250=47.6%, 500=2.5%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28725 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.8%, 2=4.1%, 4=34.1%, 8=61.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.0%, 10=2.5%, 20=2.6%, 50=13.8%, 100=30.2% lat (msec): 250=47.6%, 500=2.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28726 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.4%, 2=2.5%, 4=32.9%, 8=64.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.0%, 10=1.9%, 20=2.6%, 50=21.6%, 100=26.2% lat (msec): 250=45.1%, 500=1.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): sda: ios=3180/2158, merge=341/280, ticks=41840/38840, in_queue=80672, util=98.81% 0.30user 0.45system 0:22.69elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2484minor)pagefaults 0swaps