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: [Fmm] [60.0% done] [ 5316/ 70580 kb/s] [eta 00m:02s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=11596, got signal=6 Threads: 2: [F_F] [100.0% done] [ 776/ 26268 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [67.9% done] [ 212/ 0 kb/s] [eta 00m:09s] Threads: 2: [V_V] [71.4% done] [ 16196/ 0 kb/s] [eta 00m:08s] Threads: 2: [V_V] [80.8% done] [ 31772/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [88.0% done] [ 26860/ 0 kb/s] [eta 00m:03s] Threads: 2: [V_V] [100.0% done] [ 36727/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 36856/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 33340/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=11595 read : io=100MiB, bw=4,053KiB/s, runt= 25871msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 382, avg=37.53, stdev=62.83 bw (KiB/s) : min= 1, max=28336, per=123.40%, avg=10374.65, stdev=8627.68 write: io=95,852KiB, bw=5,053KiB/s, runt= 19424msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 262, avg= 1.57, stdev=13.53 bw (KiB/s) : min= 0, max=43371, per=177.67%, avg=26531.00, stdev=23252.90 cpu : usr=2.98%, sys=1.39%, ctx=5497 IO depths : 1=2.6%, 2=56.9%, 4=29.3%, 8=11.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.3%, 4=0.4%, 10=26.0%, 20=10.3%, 50=3.7%, 100=1.2% lat (msec): 250=8.0%, 500=1.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11596 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=1.4%, 2=86.3%, 4=6.8%, 8=5.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=84.9%, 4=0.7%, 10=1.9%, 20=6.0%, 50=1.3%, 100=0.7% lat (msec): 250=1.7%, 500=2.2%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11597 read : io=100MiB, bw=4,059KiB/s, runt= 25830msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 535, avg=43.13, stdev=72.55 bw (KiB/s) : min= 6, max=21749, per=119.94%, avg=10083.44, stdev=7245.40 write: io=92,932KiB, bw=4,894KiB/s, runt= 19444msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 411, avg= 2.12, stdev=22.09 bw (KiB/s) : min= 0, max=124780, per=303.28%, avg=45288.67, stdev=69064.31 cpu : usr=3.27%, sys=1.60%, ctx=5605 IO depths : 1=1.8%, 2=53.8%, 4=30.9%, 8=13.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.1%, 4=1.4%, 10=20.2%, 20=13.5%, 50=5.9%, 100=2.2% lat (msec): 250=8.1%, 500=1.3%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=207MiB, aggrb=8,407KiB/s, minb=0KiB/s, maxb=4,059KiB/s, mint=25830msec, maxt=25871msec WRITE: io=277MiB, aggrb=14,933KiB/s, minb=0KiB/s, maxb=5,053KiB/s, mint=25830msec, maxt=25871msec Disk stats (read/write): sda: ios=2360/3207, merge=982/67448, ticks=49168/2342024, in_queue=2393652, util=97.45% 2.49user 1.00system 0:26.27elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2496minor)pagefaults 0swaps