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] [ 17164/ 27717 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 16652/ 23319 kb/s] [eta 00m:16s] Threads: 3: [mmm] [35.7% done] [ 14301/ 24315 kb/s] [eta 00m:09s] Threads: 3: [Fmm] [37.5% done] [ 4660/ 12027 kb/s] [eta 00m:10s] Threads: 3: [FFm] [46.7% done] [ 2664/ 54187 kb/s] [eta 00m:08s] Threads: 3: [FFm] [47.1% done] [ 1285/ 2326 kb/s] [eta 00m:09s] Threads: 3: [FFm] [56.2% done] [ 792/ 12995 kb/s] [eta 00m:07s] Threads: 3: [FFm] [58.8% done] [ 1736/ 0 kb/s] [eta 00m:07s] Threads: 3: [FFm] [61.1% done] [ 1032/ 4567 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 0/ 10176 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [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=9522, got signal=6 Threads: 2: [_VV] [71.4% done] [ 28623/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [88.9% done] [ 50301/ 0 kb/s] [eta 00m:02s] Threads: 1: [_EV] [100.0% done] [ 46630/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=9522 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.4%, 2=75.4%, 4=7.1%, 8=17.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=58.9%, 4=17.3%, 10=3.3%, 20=0.1%, 50=1.8%, 100=11.2% lat (msec): 250=5.9%, 500=1.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9523 read : io=100MiB, bw=6,158KiB/s, runt= 17025msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 345, avg=37.19, stdev=59.60 bw (KiB/s) : min= 5, max=35509, per=80.25%, avg=10521.59, stdev=10245.28 write: io=65,488KiB, bw=4,630KiB/s, runt= 14483msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 106, avg= 1.05, stdev= 6.08 bw (KiB/s) : min= 0, max=58897, per=155.59%, avg=23650.33, stdev=31113.83 cpu : usr=7.66%, sys=4.28%, ctx=6497 IO depths : 1=1.0%, 2=53.8%, 4=27.1%, 8=18.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=43.1%, 4=13.5%, 10=22.1%, 20=5.5%, 50=1.3%, 100=3.3% lat (msec): 250=10.3%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9524 read : io=100MiB, bw=6,055KiB/s, runt= 17317msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 430, avg=58.61, stdev=87.27 bw (KiB/s) : min= 55, max=33794, per=47.93%, avg=6284.46, stdev=8081.11 write: io=64,228KiB, bw=4,537KiB/s, runt= 14495msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 283, avg= 3.61, stdev=21.98 bw (KiB/s) : min= 0, max= 8945, per=33.53%, avg=5097.00, stdev=3750.93 cpu : usr=7.58%, sys=3.67%, ctx=6594 IO depths : 1=0.7%, 2=48.0%, 4=28.1%, 8=23.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=38.1%, 4=12.1%, 10=20.5%, 20=7.6%, 50=1.5%, 100=4.1% lat (msec): 250=12.9%, 500=3.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=217MiB, aggrb=13,111KiB/s, minb=0KiB/s, maxb=6,158KiB/s, mint=17025msec, maxt=17317msec WRITE: io=210MiB, aggrb=15,200KiB/s, minb=0KiB/s, maxb=4,630KiB/s, mint=17025msec, maxt=17317msec Disk stats (read/write): cciss!c0d0: ios=5186/2989, merge=831/50814, ticks=56708/1393112, in_queue=1449816, util=98.21% 4.12user 2.03system 0:17.64elapsed 34%CPU (0avgtext+0avgdata 0maxresident)k 613384inputs+430384outputs (0major+2451minor)pagefaults 0swaps