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] [8.1% done] [ 12796/ 3172 kb/s] [eta 00m:34s] Threads: 3: [mmm] [10.8% done] [ 10728/ 4968 kb/s] [eta 00m:33s] Threads: 3: [mmm] [13.9% done] [ 13564/ 1576 kb/s] [eta 00m:31s] Threads: 3: [mmm] [18.2% done] [ 5088/ 11028 kb/s] [eta 00m:27s] Threads: 3: [mmm] [21.2% done] [ 9048/ 3828 kb/s] [eta 00m:26s] Threads: 3: [mmm] [23.5% done] [ 8920/ 5012 kb/s] [eta 00m:26s] Threads: 3: [mmm] [26.5% done] [ 5304/ 7812 kb/s] [eta 00m:25s] Threads: 3: [mmm] [29.4% done] [ 11836/ 664 kb/s] [eta 00m:24s] Threads: 3: [mmm] [31.4% done] [ 9092/ 3500 kb/s] [eta 00m:24s] Threads: 3: [mmm] [35.3% done] [ 4508/ 8300 kb/s] [eta 00m:22s] Threads: 3: [mmm] [37.1% done] [ 4076/ 8820 kb/s] [eta 00m:22s] Threads: 3: [mmm] [41.2% done] [ 2648/ 9836 kb/s] [eta 00m:20s] Threads: 3: [mmm] [42.9% done] [ 5364/ 5592 kb/s] [eta 00m:20s] Threads: 3: [mmm] [44.4% done] [ 4796/ 5184 kb/s] [eta 00m:20s] Threads: 3: [mmm] [47.2% done] [ 7564/ 2516 kb/s] [eta 00m:19s] Threads: 3: [mmm] [48.6% done] [ 5224/ 4304 kb/s] [eta 00m:19s] Threads: 3: [mmm] [50.0% done] [ 968/ 8708 kb/s] [eta 00m:19s] Threads: 3: [mmm] [51.3% done] [ 4424/ 3924 kb/s] [eta 00m:19s] Threads: 3: [mmm] [53.8% done] [ 7856/ 0 kb/s] [eta 00m:18s] Threads: 3: [mmm] [55.0% done] [ 5444/ 1912 kb/s] [eta 00m:18s] Threads: 3: [mmm] [56.1% done] [ 4460/ 2172 kb/s] [eta 00m:18s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=25246, got signal=6 Threads: 2: [m_m] [60.0% done] [ 1956/ 6704 kb/s] [eta 00m:16s] Threads: 2: [m_m] [62.5% done] [ 3888/ 2924 kb/s] [eta 00m:15s] Threads: 2: [m_m] [65.0% done] [ 3768/ 2408 kb/s] [eta 00m:14s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=25245, got signal=6 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=25247, got signal=6 fio: (groupid=0): err= 0: pid=25245 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.8%, 2=4.2%, 4=39.8%, 8=55.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.0%, 10=2.5%, 20=5.1%, 50=21.6%, 100=19.5% lat (msec): 250=38.3%, 500=10.1%, 750=1.0%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25246 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.8%, 2=2.8%, 4=32.9%, 8=63.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.0%, 10=1.4%, 20=2.9%, 50=13.9%, 100=25.3% lat (msec): 250=52.6%, 500=2.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25247 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.3%, 2=2.1%, 4=31.7%, 8=65.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.0%, 10=0.9%, 20=2.7%, 50=13.0%, 100=26.5% lat (msec): 250=48.5%, 500=7.2%, 750=0.7%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): sda: ios=3195/2695, merge=377/328, ticks=58344/48164, in_queue=106508, util=99.21% 0.22user 0.44system 0:27.82elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2501minor)pagefaults 0swaps