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: [mFm] [21.4% done] [ 11108/ 38641 kb/s] [eta 00m:11s] Threads: 3: [mFm] [22.2% done] [ 1553/ 28907 kb/s] [eta 00m:14s] Threads: 3: [mFm] [21.7% done] [ 1236/ 0 kb/s] [eta 00m:18s] Threads: 3: [mFm] [22.2% done] [ 1285/ 0 kb/s] [eta 00m:21s] Threads: 3: [mFm] [23.3% done] [ 1358/ 146 kb/s] [eta 00m:23s] Threads: 3: [mFm] [22.9% done] [ 500/ 0 kb/s] [eta 00m:27s] Threads: 3: [FFm] [34.6% done] [ 874/ 42888 kb/s] [eta 00m:17s] Threads: 3: [FFm] [58.8% done] [ 109/ 33390 kb/s] [eta 00m:07s] Threads: 3: [FVm] [57.9% done] [ 1561/ 0 kb/s] [eta 00m:08s] Threads: 3: [FVm] [57.1% done] [ 1871/ 0 kb/s] [eta 00m:09s] Threads: 3: [FVm] [59.1% done] [ 10719/ 247 kb/s] [eta 00m:09s] Threads: 3: [FVm] [58.3% done] [ 27924/ 182 kb/s] [eta 00m:10s] Threads: 3: [VVm] [57.7% done] [ 27008/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVm] [59.3% done] [ 25047/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVm] [60.7% done] [ 22676/ 1883 kb/s] [eta 00m:11s] Threads: 3: [VVm] [60.0% done] [ 25308/ 0 kb/s] [eta 00m:12s] Threads: 3: [VVm] [61.3% done] [ 24295/ 0 kb/s] [eta 00m:12s] Threads: 2: [VEm] [62.5% done] [ 24661/ 203 kb/s] [eta 00m:12s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 1: [EEF] [100.0% done] [ 9325/ 0 kb/s] [eta 00m:00s] fio: pid=4530, got signal=6 fio: (groupid=0): err= 0: pid=4528 read : io=100MiB, bw=5,168KiB/s, runt= 20289msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1674, avg=55.19, stdev=133.17 bw (KiB/s) : min= 0, max=26318, per=63.92%, avg=7661.36, stdev=7585.38 write: io=86,540KiB, bw=6,297KiB/s, runt= 14071msec slat (msec): min= 0, max= 7, avg= 0.02, stdev= 0.31 clat (msec): min= 0, max= 1387, avg= 5.96, stdev=72.34 bw (KiB/s) : min= 0, max=57163, per=113.08%, avg=20827.83, stdev=26321.26 cpu : usr=7.24%, sys=4.50%, ctx=12351 IO depths : 1=50.6%, 2=6.7%, 4=26.5%, 8=16.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=52.0%, 4=2.7%, 10=8.9%, 20=12.6%, 50=12.1%, 100=2.9% lat (msec): 250=6.9%, 500=0.7%, 750=0.4%, 1000=0.4%, >=2000=0.3% fio: (groupid=0): err= 0: pid=4529 read : io=99MiB, bw=5,375KiB/s, runt= 19396msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 691, avg=45.68, stdev=83.01 bw (KiB/s) : min= 3, max=30163, per=78.75%, avg=9438.47, stdev=9204.73 write: io=97,564KiB, bw=9,475KiB/s, runt= 10544msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 86, avg= 0.65, stdev= 5.68 bw (KiB/s) : min= 0, max=57597, per=145.38%, avg=26777.25, stdev=23639.49 cpu : usr=8.97%, sys=4.27%, ctx=10580 IO depths : 1=39.4%, 2=16.5%, 4=29.7%, 8=14.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.5%, 4=5.3%, 10=9.8%, 20=12.2%, 50=13.8%, 100=1.5% lat (msec): 250=5.6%, 500=1.7%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4530 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=49.8%, 2=11.2%, 4=12.9%, 8=26.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=56.5%, 4=3.6%, 10=1.1%, 20=5.5%, 50=10.7%, 100=3.1% lat (msec): 250=8.5%, 500=4.1%, 750=2.7%, 1000=1.4%, >=2000=2.1% Run status group 0 (all jobs): READ: io=232MiB, aggrb=11,985KiB/s, minb=0KiB/s, maxb=5,375KiB/s, mint=0msec, maxt=20289msec WRITE: io=247MiB, aggrb=18,419KiB/s, minb=0KiB/s, maxb=9,475KiB/s, mint=0msec, maxt=20289msec Disk stats (read/write): cciss!c0d0: ios=4489/3860, merge=43/59465, ticks=95348/1504280, in_queue=1599620, util=98.09% 4.38user 2.20system 0:21.86elapsed 30%CPU (0avgtext+0avgdata 0maxresident)k 544256inputs+506248outputs (0major+2469minor)pagefaults 0swaps