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] [10.3% done] [ 9372/ 7724 kb/s] [eta 00m:26s] Threads: 3: [mmm] [12.9% done] [ 15516/ 196 kb/s] [eta 00m:27s] Threads: 3: [mmm] [15.6% done] [ 4348/ 12051 kb/s] [eta 00m:27s] Threads: 3: [mmm] [19.4% done] [ 7339/ 8071 kb/s] [eta 00m:25s] Threads: 3: [mmm] [22.6% done] [ 6104/ 8540 kb/s] [eta 00m:24s] Threads: 3: [mmm] [25.8% done] [ 10804/ 1744 kb/s] [eta 00m:23s] Threads: 3: [mmm] [28.1% done] [ 8460/ 2916 kb/s] [eta 00m:23s] Threads: 3: [mmm] [30.3% done] [ 6360/ 6636 kb/s] [eta 00m:23s] Threads: 3: [mmm] [33.3% done] [ 7920/ 4272 kb/s] [eta 00m:22s] Threads: 3: [mmm] [36.4% done] [ 11972/ 480 kb/s] [eta 00m:21s] Threads: 3: [mmm] [38.2% done] [ 6420/ 6848 kb/s] [eta 00m:21s] Threads: 3: [mmm] [41.2% done] [ 9212/ 2176 kb/s] [eta 00m:20s] Threads: 3: [mmm] [42.9% done] [ 5540/ 5432 kb/s] [eta 00m:20s] Threads: 3: [mmm] [45.7% done] [ 7272/ 4208 kb/s] [eta 00m:19s] Threads: 3: [mmm] [48.6% done] [ 5768/ 4180 kb/s] [eta 00m:18s] Threads: 3: [mmm] [50.0% done] [ 6320/ 2380 kb/s] [eta 00m:18s] Threads: 3: [mmm] [51.4% done] [ 4584/ 4796 kb/s] [eta 00m:18s] Threads: 3: [mmm] [52.6% done] [ 6136/ 1948 kb/s] [eta 00m:18s] Threads: 3: [mmm] [53.8% done] [ 4696/ 2780 kb/s] [eta 00m:18s] Threads: 3: [mmm] [55.0% done] [ 5580/ 1772 kb/s] [eta 00m:18s] Threads: 3: [mmm] [57.5% done] [ 4248/ 4248 kb/s] [eta 00m:17s] Threads: 3: [mmm] [58.5% done] [ 2370/ 5205 kb/s] [eta 00m:17s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=3545, got signal=6 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 2: [m_m] [59.5% done] [ 1432/ 5552 kb/s] [eta 00m:17s] fio: pid=3546, got signal=6 Threads: 1: [m__] [66.7% done] [ 8/ 8732 kb/s] [eta 00m:13s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=3544, got signal=6 fio: (groupid=0): err= 0: pid=3544 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=1.0%, 2=4.8%, 4=36.1%, 8=58.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.1%, 10=2.6%, 20=5.6%, 50=22.8%, 100=16.0% lat (msec): 250=38.3%, 500=11.4%, 750=1.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3545 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=4.0%, 4=32.7%, 8=62.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.1%, 10=0.6%, 20=5.1%, 50=13.1%, 100=25.5% lat (msec): 250=49.8%, 500=4.2%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3546 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.6%, 2=2.0%, 4=25.7%, 8=71.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.1%, 10=0.8%, 20=2.1%, 50=10.2%, 100=25.0% lat (msec): 250=55.1%, 500=5.8%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): sda: ios=3250/2459, merge=480/215, ticks=57072/82932, in_queue=140004, util=99.07% 0.26user 0.38system 0:27.52elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2492minor)pagefaults 0swaps