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] [ 5776/ 9348 kb/s] [eta 00m:29s] Threads: 3: [mmm] [12.1% done] [ 10230/ 5826 kb/s] [eta 00m:29s] Threads: 3: [mmm] [14.7% done] [ 10640/ 5354 kb/s] [eta 00m:29s] Threads: 3: [mmm] [17.6% done] [ 5348/ 11664 kb/s] [eta 00m:28s] Threads: 3: [mmm] [19.4% done] [ 2560/ 9824 kb/s] [eta 00m:29s] Threads: 3: [mmm] [21.1% done] [ 6828/ 5924 kb/s] [eta 00m:30s] Threads: 3: [mmm] [23.1% done] [ 7464/ 4692 kb/s] [eta 00m:30s] Threads: 3: [mmm] [26.3% done] [ 6565/ 6769 kb/s] [eta 00m:28s] Threads: 3: [mmm] [29.7% done] [ 6925/ 6677 kb/s] [eta 00m:26s] Threads: 3: [mmm] [31.6% done] [ 6344/ 5972 kb/s] [eta 00m:26s] Threads: 3: [mmm] [32.5% done] [ 2025/ 10446 kb/s] [eta 00m:27s] Threads: 3: [mmm] [35.0% done] [ 8128/ 3196 kb/s] [eta 00m:26s] Threads: 3: [mmm] [37.5% done] [ 5656/ 6008 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.0% done] [ 6154/ 5108 kb/s] [eta 00m:23s] Threads: 3: [mmm] [42.5% done] [ 6840/ 2064 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.0% done] [ 2928/ 8092 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.5% done] [ 2032/ 7204 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 6024/ 2180 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 5052/ 2202 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.7% done] [ 4840/ 3312 kb/s] [eta 00m:19s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=2020, got signal=6 Threads: 2: [m_m] [54.8% done] [ 1552/ 5836 kb/s] [eta 00m:19s] Threads: 2: [m_m] [60.0% done] [ 1356/ 7164 kb/s] [eta 00m:16s] Threads: 2: [m_m] [64.1% done] [ 3744/ 3612 kb/s] [eta 00m:14s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=2021, got signal=6 Threads: 1: [m__] [65.0% done] [ 4764/ 2416 kb/s] [eta 00m:14s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=2019, got signal=6 fio: (groupid=0): err= 0: pid=2019 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.8%, 2=5.1%, 4=41.6%, 8=52.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.1%, 10=2.4%, 20=5.3%, 50=28.6%, 100=18.2% lat (msec): 250=29.8%, 500=12.3%, 750=1.7%, 1000=0.6%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2020 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=3.9%, 4=38.1%, 8=57.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.1%, 10=1.8%, 20=4.4%, 50=18.3%, 100=24.5% lat (msec): 250=46.0%, 500=4.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2021 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.3%, 2=1.3%, 4=34.2%, 8=64.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.0%, 10=1.0%, 20=1.7%, 50=14.4%, 100=23.8% lat (msec): 250=53.6%, 500=4.5%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): sda: ios=2818/3010, merge=400/345, ticks=49400/145108, in_queue=194508, util=99.13% 0.24user 0.54system 0:27.44elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2499minor)pagefaults 0swaps