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] [8.8% done] [ 5040/ 11296 kb/s] [eta 00m:31s] Threads: 3: [mmm] [11.1% done] [ 7156/ 10608 kb/s] [eta 00m:32s] Threads: 3: [mmm] [13.9% done] [ 5888/ 9216 kb/s] [eta 00m:31s] Threads: 3: [mmm] [16.2% done] [ 7984/ 5840 kb/s] [eta 00m:31s] Threads: 3: [mmm] [19.4% done] [ 11432/ 2156 kb/s] [eta 00m:29s] Threads: 3: [mmm] [21.1% done] [ 7488/ 5092 kb/s] [eta 00m:30s] Threads: 3: [mmm] [22.5% done] [ 8956/ 5516 kb/s] [eta 00m:31s] Threads: 3: [mmm] [24.4% done] [ 3248/ 9424 kb/s] [eta 00m:31s] Threads: 3: [mmm] [26.8% done] [ 7096/ 6040 kb/s] [eta 00m:30s] Threads: 3: [mmm] [29.3% done] [ 8988/ 3032 kb/s] [eta 00m:29s] Threads: 3: [mmm] [31.7% done] [ 9752/ 332 kb/s] [eta 00m:28s] Threads: 3: [mmm] [33.3% done] [ 8780/ 3028 kb/s] [eta 00m:28s] Threads: 3: [mmm] [37.5% done] [ 3976/ 8251 kb/s] [eta 00m:25s] Threads: 3: [mmm] [40.0% done] [ 4627/ 7101 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.5% done] [ 6821/ 2493 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.9% done] [ 7538/ 307 kb/s] [eta 00m:24s] Threads: 3: [mmm] [44.2% done] [ 4741/ 4529 kb/s] [eta 00m:24s] Threads: 3: [mmm] [45.5% done] [ 4682/ 2914 kb/s] [eta 00m:24s] Threads: 3: [mmm] [46.7% done] [ 1630/ 7420 kb/s] [eta 00m:24s] Threads: 3: [mmm] [47.8% done] [ 4974/ 2367 kb/s] [eta 00m:24s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=22791, got signal=6 Threads: 2: [mV_] [50.0% done] [ 5664/ 2136 kb/s] [eta 00m:23s] Threads: 2: [mV_] [51.1% done] [ 19692/ 840 kb/s] [eta 00m:23s] Threads: 2: [mV_] [51.0% done] [ 21432/ 68 kb/s] [eta 00m:24s] Threads: 1: [m__] [52.0% done] [ 17736/ 688 kb/s] [eta 00m:24s] Threads: 1: [m__] [58.7% done] [ 9248/ 0 kb/s] [eta 00m:19s] Threads: 1: [m__] [64.4% done] [ 8120/ 0 kb/s] [eta 00m:16s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=22789, got signal=6 fio: (groupid=0): err= 0: pid=22789 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=2.1%, 4=35.6%, 8=61.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.0%, 10=1.0%, 20=5.1%, 50=37.5%, 100=9.6% lat (msec): 250=28.3%, 500=12.8%, 750=3.7%, 1000=1.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22790 read : io=100MiB, bw=3,918KiB/s, runt= 26710msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 6, max= 315, avg=72.65, stdev=59.37 bw (KiB/s) : min= 43, max=25193, per=53.68%, avg=4947.42, stdev=6330.32 write: io=58,292KiB, bw=2,666KiB/s, runt= 22388msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 454, avg=110.96, stdev=82.75 bw (KiB/s) : min= 0, max= 9744, per=72.01%, avg=4111.52, stdev=2822.08 cpu : usr=0.40%, sys=0.42%, ctx=7331 IO depths : 1=0.5%, 2=3.4%, 4=41.9%, 8=54.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.1%, 10=2.2%, 20=10.9%, 50=29.6%, 100=20.8% lat (msec): 250=33.0%, 500=3.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22791 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=2.8%, 4=29.1%, 8=67.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.2%, 10=0.7%, 20=5.3%, 50=12.2%, 100=26.3% lat (msec): 250=50.5%, 500=3.4%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=235MiB, aggrb=9,217KiB/s, minb=0KiB/s, maxb=3,918KiB/s, mint=0msec, maxt=26710msec WRITE: io=122MiB, aggrb=5,710KiB/s, minb=0KiB/s, maxb=2,666KiB/s, mint=0msec, maxt=26710msec Disk stats (read/write): sda: ios=4283/2236, merge=730/241, ticks=62504/43444, in_queue=105948, util=99.15% 0.30user 0.39system 0:29.89elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2481minor)pagefaults 0swaps