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] [18.8% done] [ 17225/ 1285 kb/s] [eta 00m:13s] Threads: 3: [mmm] [33.3% done] [ 13878/ 22501 kb/s] [eta 00m:08s] Threads: 3: [mFm] [50.0% done] [ 3258/ 68403 kb/s] [eta 00m:05s] Threads: 3: [mFm] [54.5% done] [ 2985/ 0 kb/s] [eta 00m:05s] Threads: 3: [mFm] [53.8% done] [ 3019/ 6846 kb/s] [eta 00m:06s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=21487, got signal=6 Threads: 2: [FF_] [100.0% done] [ 1015/ 28058 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [78.9% done] [ 37457/ 0 kb/s] [eta 00m:04s] Threads: 2: [VV_] [100.0% done] [ 65210/ 0 kb/s] [eta 00m:00s] Threads: 1: [_V_] [100.0% done] [ 65324/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=21485 read : io=100MiB, bw=6,165KiB/s, runt= 17007msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 438, avg=41.02, stdev=67.93 bw (KiB/s) : min= 10, max=34258, per=61.64%, avg=8873.74, stdev=11273.19 write: io=76,236KiB, bw=5,436KiB/s, runt= 14359msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 155, avg= 1.02, stdev= 7.64 bw (KiB/s) : min= 0, max= 7873, per=30.04%, avg=5022.33, stdev=4362.70 cpu : usr=8.82%, sys=4.59%, ctx=8484 IO depths : 1=19.4%, 2=36.7%, 4=25.8%, 8=18.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=43.8%, 4=11.9%, 10=22.5%, 20=5.2%, 50=1.0%, 100=3.6% lat (msec): 250=10.5%, 500=1.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21486 read : io=100MiB, bw=6,100KiB/s, runt= 17178msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 257, avg=24.34, stdev=41.48 bw (KiB/s) : min= 8, max=44021, per=103.01%, avg=14829.15, stdev=16908.04 write: io=92,608KiB, bw=6,604KiB/s, runt= 14359msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.03 clat (msec): min= 0, max= 89, avg= 0.53, stdev= 3.98 bw (KiB/s) : min= 0, max=58948, per=142.13%, avg=23761.00, stdev=25838.14 cpu : usr=10.50%, sys=5.31%, ctx=9057 IO depths : 1=31.1%, 2=29.1%, 4=26.4%, 8=13.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.9%, 4=12.0%, 10=21.1%, 20=4.1%, 50=0.5%, 100=5.7% lat (msec): 250=5.2%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21487 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=46.1%, 2=29.9%, 4=4.4%, 8=19.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=69.1%, 4=6.4%, 10=0.3%, 20=0.2%, 50=0.8%, 100=8.2% lat (msec): 250=13.5%, 500=0.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=236MiB, aggrb=14,396KiB/s, minb=0KiB/s, maxb=6,165KiB/s, mint=0msec, maxt=17178msec WRITE: io=229MiB, aggrb=16,718KiB/s, minb=0KiB/s, maxb=6,604KiB/s, mint=0msec, maxt=17178msec Disk stats (read/write): cciss!c0d0: ios=4836/3411, merge=1106/55088, ticks=43876/1453712, in_queue=1497796, util=96.93% 4.48user 2.14system 0:17.54elapsed 37%CPU (0avgtext+0avgdata 0maxresident)k 588776inputs+468912outputs (0major+2453minor)pagefaults 0swaps