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] [8.3% done] [ 6524/ 6900 kb/s] [eta 00m:33s] Threads: 3: [mmm] [11.4% done] [ 6668/ 7292 kb/s] [eta 00m:31s] Threads: 3: [mmm] [13.9% done] [ 8644/ 2400 kb/s] [eta 00m:31s] Threads: 3: [mmm] [16.7% done] [ 6888/ 5736 kb/s] [eta 00m:30s] Threads: 3: [mmm] [19.4% done] [ 5456/ 6516 kb/s] [eta 00m:29s] Threads: 3: [mmm] [21.6% done] [ 3400/ 7328 kb/s] [eta 00m:29s] Threads: 3: [mmm] [24.3% done] [ 6532/ 5180 kb/s] [eta 00m:28s] Threads: 3: [mmm] [27.0% done] [ 8396/ 2868 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.9% done] [ 4656/ 4048 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.8% done] [ 5807/ 3582 kb/s] [eta 00m:27s] Threads: 3: [mmm] [33.3% done] [ 6935/ 4131 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.0% done] [ 4678/ 4639 kb/s] [eta 00m:26s] Threads: 3: [mmm] [37.5% done] [ 6764/ 2471 kb/s] [eta 00m:25s] Threads: 3: [mmm] [40.0% done] [ 6745/ 3821 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.5% done] [ 3732/ 5056 kb/s] [eta 00m:24s] Threads: 3: [mmm] [43.9% done] [ 3096/ 6196 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.2% done] [ 3084/ 5560 kb/s] [eta 00m:23s] Threads: 3: [mmm] [47.6% done] [ 3772/ 4412 kb/s] [eta 00m:22s] Threads: 3: [mmm] [48.8% done] [ 4568/ 3520 kb/s] [eta 00m:22s] Threads: 3: [mmm] [50.0% done] [ 5084/ 2320 kb/s] [eta 00m:22s] Threads: 3: [mmm] [52.3% done] [ 4680/ 1824 kb/s] [eta 00m:21s] Threads: 3: [mmm] [53.3% done] [ 6332/ 52 kb/s] [eta 00m:21s] Threads: 3: [mmm] [55.6% done] [ 4920/ 1384 kb/s] [eta 00m:20s] Threads: 3: [mmm] [56.5% done] [ 6404/ 944 kb/s] [eta 00m:20s] Threads: 3: [mmm] [57.4% done] [ 4440/ 2656 kb/s] [eta 00m:20s] Threads: 3: [mmm] [57.1% done] [ 3620/ 4896 kb/s] [eta 00m:21s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=7759, got signal=6 Threads: 2: [_mm] [59.2% done] [ 4852/ 1936 kb/s] [eta 00m:20s] Threads: 2: [_mm] [58.8% done] [ 3772/ 4620 kb/s] [eta 00m:21s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=7760, got signal=6 Threads: 1: [__m] [60.4% done] [ 2244/ 4540 kb/s] [eta 00m:21s] Threads: 1: [__m] [66.0% done] [ 1752/ 6944 kb/s] [eta 00m:17s] Threads: 1: [__V] [75.6% done] [ 12632/ 1456 kb/s] [eta 00m:11s] Threads: 1: [__V] [89.7% done] [ 20096/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=7759 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=1.6%, 4=18.2%, 8=79.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.1%, 10=1.3%, 20=4.2%, 50=17.9%, 100=7.1% lat (msec): 250=61.8%, 500=7.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=7760 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.7%, 2=2.5%, 4=17.9%, 8=78.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.0%, 10=2.3%, 20=4.4%, 50=17.4%, 100=4.7% lat (msec): 250=59.8%, 500=9.0%, 750=0.5%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=7761 read : io=100MiB, bw=2,933KiB/s, runt= 35746msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 6, max= 951, avg=111.27, stdev=123.99 bw (KiB/s) : min= 130, max=22056, per=54.30%, avg=3445.04, stdev=5076.04 write: io=47,748KiB, bw=1,474KiB/s, runt= 33169msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 892, avg=111.28, stdev=96.53 bw (KiB/s) : min= 0, max= 9040, per=66.26%, avg=2727.96, stdev=2569.70 cpu : usr=0.08%, sys=0.27%, ctx=8217 IO depths : 1=0.9%, 2=4.0%, 4=30.7%, 8=64.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.0%, 10=6.5%, 20=14.4%, 50=26.0%, 100=5.0% lat (msec): 250=41.0%, 500=5.0%, 750=0.7%, 1000=0.7%, >=2000=0.0% Run status group 0 (all jobs): READ: io=216MiB, aggrb=6,345KiB/s, minb=0KiB/s, maxb=2,933KiB/s, mint=35746msec, maxt=35746msec WRITE: io=130MiB, aggrb=4,117KiB/s, minb=0KiB/s, maxb=1,474KiB/s, mint=35746msec, maxt=35746msec Disk stats (read/write): sda: ios=3983/2523, merge=752/420, ticks=79712/38148, in_queue=117860, util=98.85% 0.18user 0.28system 0:36.17elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2512minor)pagefaults 0swaps