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] [13.6% done] [ 9797/ 12609 kb/s] [eta 00m:19s] Threads: 3: [mmm] [19.0% done] [ 13321/ 9217 kb/s] [eta 00m:17s] Threads: 3: [mmm] [22.7% done] [ 13414/ 6874 kb/s] [eta 00m:17s] Threads: 3: [mmm] [27.3% done] [ 8159/ 10296 kb/s] [eta 00m:16s] Threads: 3: [mmm] [30.4% done] [ 8440/ 8566 kb/s] [eta 00m:16s] Threads: 3: [mmm] [34.8% done] [ 8716/ 8955 kb/s] [eta 00m:15s] Threads: 3: [mmm] [37.5% done] [ 8915/ 7659 kb/s] [eta 00m:15s] Threads: 3: [mmm] [41.7% done] [ 9233/ 8521 kb/s] [eta 00m:14s] Threads: 3: [mmm] [45.8% done] [ 11275/ 4348 kb/s] [eta 00m:13s] Threads: 3: [mmm] [48.0% done] [ 15041/ 1134 kb/s] [eta 00m:13s] Threads: 3: [mmm] [52.0% done] [ 9106/ 3941 kb/s] [eta 00m:12s] Threads: 3: [mmm] [53.8% done] [ 6188/ 6493 kb/s] [eta 00m:12s] Threads: 3: [mmm] [55.6% done] [ 6833/ 4356 kb/s] [eta 00m:12s] Threads: 3: [mmm] [59.3% done] [ 8273/ 1657 kb/s] [eta 00m:11s] Threads: 3: [mmm] [60.7% done] [ 5775/ 3066 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=4234, got signal=6 Threads: 2: [mm_] [62.1% done] [ 7594/ 768 kb/s] [eta 00m:11s] Threads: 2: [mm_] [63.3% done] [ 5371/ 2397 kb/s] [eta 00m:11s] Threads: 2: [mm_] [64.5% done] [ 780/ 4323 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=4232, got signal=6 fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=4233, got signal=6 fio: (groupid=0): err= 0: pid=4232 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=3.7%, 8=96.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=0.0%, 50=11.2%, 100=43.4% lat (msec): 250=44.3%, 500=0.2%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4233 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=4.8%, 8=94.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=1.0%, 50=10.6%, 100=31.6% lat (msec): 250=54.9%, 500=1.0%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4234 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=6.8%, 8=93.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=1.7%, 50=9.7%, 100=57.8% lat (msec): 250=30.3%, 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=3320/2358, merge=588/241, ticks=38268/35356, in_queue=73616, util=99.17% 0.20user 0.38system 0:21.45elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 364576inputs+249520outputs (0major+2454minor)pagefaults 0swaps