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] [ 10800/ 10739 kb/s] [eta 00m:20s] Threads: 3: [mmm] [18.2% done] [ 14957/ 6842 kb/s] [eta 00m:18s] Threads: 3: [mmm] [22.7% done] [ 12019/ 7614 kb/s] [eta 00m:17s] Threads: 3: [mmm] [26.1% done] [ 15180/ 4022 kb/s] [eta 00m:17s] Threads: 3: [mmm] [30.4% done] [ 14421/ 3384 kb/s] [eta 00m:16s] Threads: 3: [mmm] [33.3% done] [ 9293/ 8903 kb/s] [eta 00m:16s] Threads: 3: [mmm] [37.5% done] [ 10179/ 6375 kb/s] [eta 00m:15s] Threads: 3: [mmm] [41.7% done] [ 14370/ 2147 kb/s] [eta 00m:14s] Threads: 3: [mmm] [45.8% done] [ 14128/ 2470 kb/s] [eta 00m:13s] Threads: 3: [mmm] [48.0% done] [ 12166/ 2352 kb/s] [eta 00m:13s] Threads: 3: [mmm] [52.0% done] [ 11560/ 2767 kb/s] [eta 00m:12s] Threads: 3: [mmm] [53.8% done] [ 10910/ 2478 kb/s] [eta 00m:12s] Threads: 3: [mmm] [55.6% done] [ 5617/ 5873 kb/s] [eta 00m:12s] Threads: 3: [mmm] [59.3% done] [ 5107/ 5969 kb/s] [eta 00m:11s] Threads: 3: [mmm] [60.7% done] [ 4148/ 5201 kb/s] [eta 00m:11s] Threads: 3: [mmm] [62.1% done] [ 4908/ 4449 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 6282/ 2328 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=13100, got signal=6 Threads: 2: [m_m] [64.5% done] [ 5144/ 1861 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=13099, got signal=6 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=13101, got signal=6 fio: (groupid=0): err= 0: pid=13099 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=4.4%, 8=95.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=1.6%, 50=7.1%, 100=44.0% lat (msec): 250=46.0%, 500=0.4%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13100 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=5.0%, 8=94.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=0.7%, 50=8.9%, 100=45.0% lat (msec): 250=44.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13101 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=5.6%, 8=94.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=1.2%, 50=7.3%, 100=39.5% lat (msec): 250=49.9%, 500=1.0%, 750=0.4%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): cciss!c0d0: ios=3686/2108, merge=557/176, ticks=46684/30916, in_queue=77600, util=97.85% 0.44user 0.73system 0:21.40elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k 405368inputs+208112outputs (0major+2448minor)pagefaults 0swaps