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] [9.4% done] [ 14916/ 1764 kb/s] [eta 00m:29s] Threads: 3: [mmm] [12.9% done] [ 12420/ 3068 kb/s] [eta 00m:27s] Threads: 3: [mmm] [15.2% done] [ 4804/ 11323 kb/s] [eta 00m:28s] Threads: 3: [mmm] [17.6% done] [ 7260/ 6528 kb/s] [eta 00m:28s] Threads: 3: [mmm] [20.0% done] [ 10916/ 2612 kb/s] [eta 00m:28s] Threads: 3: [mmm] [21.6% done] [ 12988/ 0 kb/s] [eta 00m:29s] Threads: 3: [mmm] [23.7% done] [ 9372/ 3868 kb/s] [eta 00m:29s] Threads: 3: [mmm] [27.0% done] [ 4480/ 10764 kb/s] [eta 00m:27s] Threads: 3: [mmm] [29.7% done] [ 2020/ 10680 kb/s] [eta 00m:26s] Threads: 3: [mmm] [31.6% done] [ 7947/ 4812 kb/s] [eta 00m:26s] Threads: 3: [mmm] [32.5% done] [ 4092/ 8192 kb/s] [eta 00m:27s] Threads: 3: [mmm] [35.9% done] [ 2908/ 10076 kb/s] [eta 00m:25s] Threads: 3: [mmm] [37.5% done] [ 5696/ 5556 kb/s] [eta 00m:25s] Threads: 3: [mmm] [40.0% done] [ 8364/ 2160 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.5% done] [ 8788/ 432 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.0% done] [ 4832/ 5004 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.3% done] [ 5460/ 2600 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.5% done] [ 4960/ 2340 kb/s] [eta 00m:23s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=2379, got signal=6 Threads: 2: [m_m] [46.7% done] [ 3408/ 4564 kb/s] [eta 00m:24s] Threads: 2: [m_m] [48.9% done] [ 6256/ 956 kb/s] [eta 00m:23s] Threads: 2: [m_V] [48.9% done] [ 6332/ 0 kb/s] [eta 00m:24s] Threads: 2: [m_V] [50.0% done] [ 16728/ 140 kb/s] [eta 00m:24s] Threads: 2: [m_V] [50.0% done] [ 18108/ 224 kb/s] [eta 00m:25s] Threads: 1: [m__] [53.1% done] [ 13572/ 388 kb/s] [eta 00m:23s] Threads: 1: [m__] [58.7% done] [ 8836/ 0 kb/s] [eta 00m:19s] Threads: 1: [m__] [63.6% done] [ 3472/ 4756 kb/s] [eta 00m:16s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=2378, got signal=6 fio: (groupid=0): err= 0: pid=2378 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=2.4%, 4=34.0%, 8=63.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.0%, 10=1.2%, 20=3.6%, 50=41.7%, 100=7.8% lat (msec): 250=26.7%, 500=14.6%, 750=1.2%, 1000=1.9%, >=2000=0.4% fio: (groupid=0): err= 0: pid=2379 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.6%, 2=3.9%, 4=35.4%, 8=60.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.0%, 10=2.1%, 20=2.6%, 50=22.7%, 100=21.8% lat (msec): 250=45.6%, 500=3.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2380 read : io=100MiB, bw=3,971KiB/s, runt= 26293msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 5, max= 767, avg=83.64, stdev=86.63 bw (KiB/s) : min= 7, max=18350, per=49.34%, avg=4523.83, stdev=4894.04 write: io=44,488KiB, bw=1,935KiB/s, runt= 23540msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 391, avg=100.81, stdev=84.92 bw (KiB/s) : min= 0, max= 9538, per=64.29%, avg=3238.33, stdev=2791.39 cpu : usr=0.26%, sys=0.37%, ctx=5629 IO depths : 1=0.6%, 2=2.9%, 4=41.0%, 8=55.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.0%, 10=1.8%, 20=5.3%, 50=39.0%, 100=18.2% lat (msec): 250=30.9%, 500=3.4%, 750=0.6%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=230MiB, aggrb=9,169KiB/s, minb=0KiB/s, maxb=3,971KiB/s, mint=26293msec, maxt=26293msec WRITE: io=113MiB, aggrb=5,037KiB/s, minb=0KiB/s, maxb=1,935KiB/s, mint=26293msec, maxt=26293msec Disk stats (read/write): sda: ios=4266/2164, merge=654/73, ticks=62760/29244, in_queue=92004, util=99.01% 0.23user 0.31system 0:29.93elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2481minor)pagefaults 0swaps