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] [13.0% done] [ 11121/ 11113 kb/s] [eta 00m:20s] Threads: 3: [mmm] [17.4% done] [ 13531/ 6944 kb/s] [eta 00m:19s] Threads: 3: [mmm] [20.8% done] [ 14791/ 4872 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.1% done] [ 10682/ 7728 kb/s] [eta 00m:17s] Threads: 3: [mmm] [30.4% done] [ 13190/ 6424 kb/s] [eta 00m:16s] Threads: 3: [mmm] [34.8% done] [ 10739/ 7647 kb/s] [eta 00m:15s] Threads: 3: [mmm] [37.5% done] [ 14512/ 1354 kb/s] [eta 00m:15s] Threads: 3: [mmm] [41.7% done] [ 7006/ 8350 kb/s] [eta 00m:14s] Threads: 3: [mmm] [44.0% done] [ 9494/ 4462 kb/s] [eta 00m:14s] Threads: 3: [mmm] [46.2% done] [ 11938/ 2336 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 7895/ 5436 kb/s] [eta 00m:13s] Threads: 3: [mmm] [51.9% done] [ 10772/ 2742 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.6% done] [ 8407/ 3141 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 6383/ 4421 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 4950/ 4787 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 6944/ 2592 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 6058/ 2153 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=12221, got signal=6 Threads: 2: [_mm] [64.5% done] [ 5571/ 1280 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=12222, got signal=6 Threads: 1: [__m] [65.6% done] [ 3397/ 3039 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=12223, got signal=6 fio: (groupid=0): err= 0: pid=12221 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.2%, 2=0.2%, 4=6.0%, 8=93.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.0%, 10=0.1%, 20=1.3%, 50=8.5%, 100=47.2% lat (msec): 250=42.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12222 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=7.1%, 8=92.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.1%, 20=1.7%, 50=8.5%, 100=48.0% lat (msec): 250=40.6%, 500=0.6%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12223 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=5.3%, 8=94.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.1%, 10=0.2%, 20=1.8%, 50=9.7%, 100=39.6% lat (msec): 250=47.3%, 500=0.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): cciss!c0d0: ios=4007/2128, merge=612/145, ticks=47572/30720, in_queue=78284, util=99.03% 0.28user 0.52system 0:21.75elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 412416inputs+201912outputs (0major+2458minor)pagefaults 0swaps