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 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=1972, got signal=6 Threads: 2 Threads: 2: [m_m] [33.3% done] [ 13321/ 0 kb/s] [eta 00m:06s] Threads: 2: [m_F] [36.4% done] [ 5197/ 21150 kb/s] [eta 00m:07s] Threads: 2: [m_F] [35.7% done] [ 260/ 0 kb/s] [eta 00m:09s] Threads: 2: [m_F] [35.3% done] [ 601/ 0 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=1973, got signal=6 Threads: 1: [m__] [43.8% done] [ 11014/ 239 kb/s] [eta 00m:09s] Threads: 1: [m__] [66.7% done] [ 3254/ 31084 kb/s] [eta 00m:04s] Threads: 1: [F__] [100.0% done] [ 0/ 4010 kb/s] [eta 00m:00s] Threads: 1: [F__] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=1971, got signal=6 fio: (groupid=0): err= 0: pid=1971 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=15.5%, 2=39.9%, 4=19.6%, 8=25.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=66.2%, 4=2.7%, 10=0.3%, 20=0.3%, 50=9.8%, 100=12.5% lat (msec): 250=6.1%, 500=0.7%, 750=0.2%, 1000=0.1%, >=2000=0.8% fio: (groupid=0): err= 0: pid=1972 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.2%, 2=77.7%, 4=19.8%, 8=2.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=92.7%, 4=4.0%, 10=0.8%, 20=0.1%, 50=0.2%, 100=0.3% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1973 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=9.9%, 2=60.9%, 4=13.0%, 8=16.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=72.4%, 4=7.4%, 10=0.6%, 20=0.1%, 50=5.1%, 100=12.3% lat (msec): 250=1.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): Disk stats (read/write): cciss!c0d0: ios=1224/1656, merge=46/37735, ticks=16152/617668, in_queue=633820, util=92.95% 2.25user 2.00system 0:10.52elapsed 40%CPU (0avgtext+0avgdata 0maxresident)k 133512inputs+500800outputs (0major+2462minor)pagefaults 0swaps