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] [14.3% done] [ 19906/ 2928 kb/s] [eta 00m:18s] Threads: 3: [mmm] [18.2% done] [ 17274/ 4315 kb/s] [eta 00m:18s] Threads: 3: [mmm] [22.7% done] [ 8358/ 11600 kb/s] [eta 00m:17s] Threads: 3: [mmm] [27.3% done] [ 6322/ 12633 kb/s] [eta 00m:16s] Threads: 3: [mmm] [30.4% done] [ 11380/ 6626 kb/s] [eta 00m:16s] Threads: 3: [mmm] [34.8% done] [ 11120/ 6068 kb/s] [eta 00m:15s] Threads: 3: [mmm] [39.1% done] [ 8078/ 8265 kb/s] [eta 00m:14s] Threads: 3: [mmm] [41.7% done] [ 5702/ 9965 kb/s] [eta 00m:14s] Threads: 3: [mmm] [45.8% done] [ 9139/ 5775 kb/s] [eta 00m:13s] Threads: 3: [mmm] [48.0% done] [ 12917/ 2064 kb/s] [eta 00m:13s] Threads: 3: [mmm] [52.0% done] [ 4067/ 9033 kb/s] [eta 00m:12s] Threads: 3: [mmm] [53.8% done] [ 4681/ 6959 kb/s] [eta 00m:12s] Threads: 3: [mmm] [55.6% done] [ 6215/ 5116 kb/s] [eta 00m:12s] Threads: 3: [mmm] [59.3% done] [ 6528/ 3473 kb/s] [eta 00m:11s] Threads: 3: [mmm] [60.7% done] [ 9614/ 694 kb/s] [eta 00m:11s] Threads: 3: [mmm] [62.1% done] [ 4559/ 4246 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 3: [mmm] [63.3% done] [ 4307/ 2269 kb/s] [eta 00m:11s] fio: pid=29319, got signal=6 Threads: 2: [m_m] [64.5% done] [ 7732/ 73 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=29320, got signal=6 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=29318, got signal=6 fio: (groupid=0): err= 0: pid=29318 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=3.6%, 8=96.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=0.3%, 50=9.0%, 100=46.3% lat (msec): 250=42.6%, 500=0.9%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29319 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=5.2%, 8=94.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.2%, 20=1.3%, 50=8.1%, 100=56.1% lat (msec): 250=33.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29320 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.2%, 2=0.2%, 4=5.8%, 8=93.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.2%, 20=3.2%, 50=8.8%, 100=47.8% lat (msec): 250=39.1%, 500=0.4%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): cciss!c0d0: ios=3361/2509, merge=433/133, ticks=39456/36364, in_queue=75808, util=99.08% 0.22user 0.36system 0:21.28elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 370288inputs+244048outputs (0major+2460minor)pagefaults 0swaps