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] [ 12568/ 9290 kb/s] [eta 00m:20s] Threads: 3: [mmm] [17.4% done] [ 11498/ 9534 kb/s] [eta 00m:19s] Threads: 3: [mmm] [21.7% done] [ 14228/ 4978 kb/s] [eta 00m:18s] Threads: 3: [mmm] [26.1% done] [ 8000/ 11584 kb/s] [eta 00m:17s] Threads: 3: [mmm] [29.2% done] [ 14667/ 4929 kb/s] [eta 00m:17s] Threads: 3: [mmm] [33.3% done] [ 10303/ 6089 kb/s] [eta 00m:16s] Threads: 3: [mmm] [37.5% done] [ 14037/ 3632 kb/s] [eta 00m:15s] Threads: 3: [mmm] [41.7% done] [ 12141/ 4982 kb/s] [eta 00m:14s] Threads: 3: [mmm] [44.0% done] [ 7683/ 7626 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.0% done] [ 6198/ 7886 kb/s] [eta 00m:13s] Threads: 3: [mmm] [50.0% done] [ 8810/ 4096 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.8% done] [ 4872/ 7354 kb/s] [eta 00m:12s] Threads: 3: [mmm] [55.6% done] [ 3990/ 6434 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 4580/ 6731 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.7% done] [ 3811/ 5295 kb/s] [eta 00m:11s] Threads: 3: [mmm] [62.1% done] [ 8391/ 1509 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 8533/ 199 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 5027/ 2021 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=21441, got signal=6 Threads: 2: [_Vm] [65.6% done] [ 15098/ 577 kb/s] [eta 00m:11s] Threads: 2: [_Vm] [66.7% done] [ 20313/ 1212 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=21443, got signal=6 fio: (groupid=0): err= 0: pid=21441 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=6.3%, 8=93.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.1%, 20=1.9%, 50=7.2%, 100=48.5% lat (msec): 250=41.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21442 read : io=100MiB, bw=4,540KiB/s, runt= 22984msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 463, avg=67.29, stdev=54.95 bw (KiB/s) : min= 252, max=24862, per=56.50%, avg=6003.04, stdev=6419.75 write: io=46,576KiB, bw=2,309KiB/s, runt= 20647msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 46, max= 179, avg=113.36, stdev=25.87 bw (KiB/s) : min= 0, max= 7434, per=62.89%, avg=3578.17, stdev=2442.99 cpu : usr=0.44%, sys=0.54%, ctx=7842 IO depths : 1=0.1%, 2=1.4%, 4=18.6%, 8=79.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.8%, 10=6.4%, 20=10.0%, 50=14.5%, 100=29.8% lat (msec): 250=37.4%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21443 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.2%, 4=5.7%, 8=94.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.0%, 20=2.0%, 50=7.9%, 100=37.6% lat (msec): 250=49.1%, 500=2.7%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=233MiB, aggrb=10,625KiB/s, minb=0KiB/s, maxb=4,540KiB/s, mint=0msec, maxt=22984msec WRITE: io=112MiB, aggrb=5,690KiB/s, minb=0KiB/s, maxb=2,309KiB/s, mint=0msec, maxt=22984msec Disk stats (read/write): cciss!c0d0: ios=4493/2398, merge=770/200, ticks=48668/37156, in_queue=85824, util=98.55% 0.24user 0.58system 0:23.45elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 477048inputs+229528outputs (0major+2449minor)pagefaults 0swaps