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] [6.1% done] [ 5060/ 8376 kb/s] [eta 00m:46s] Threads: 3: [mmm] [8.3% done] [ 6232/ 7368 kb/s] [eta 00m:44s] Threads: 3: [mmm] [10.4% done] [ 7592/ 5336 kb/s] [eta 00m:43s] Threads: 3: [mmm] [13.0% done] [ 8000/ 5556 kb/s] [eta 00m:40s] Threads: 3: [mmm] [16.3% done] [ 4808/ 9532 kb/s] [eta 00m:36s] Threads: 3: [mmm] [19.5% done] [ 7524/ 5956 kb/s] [eta 00m:33s] Threads: 3: [mmm] [22.0% done] [ 5836/ 6328 kb/s] [eta 00m:32s] Threads: 3: [mmm] [24.4% done] [ 5040/ 8480 kb/s] [eta 00m:31s] Threads: 3: [mmm] [26.8% done] [ 6524/ 3992 kb/s] [eta 00m:30s] Threads: 3: [mmm] [30.0% done] [ 9520/ 2496 kb/s] [eta 00m:28s] Threads: 3: [mmm] [31.7% done] [ 4348/ 5324 kb/s] [eta 00m:28s] Threads: 3: [mmm] [32.6% done] [ 3952/ 6972 kb/s] [eta 00m:29s] Threads: 3: [mmm] [33.3% done] [ 3640/ 6872 kb/s] [eta 00m:30s] Threads: 3: [mmm] [34.0% done] [ 1903/ 8015 kb/s] [eta 00m:31s] Threads: 3: [mmm] [34.7% done] [ 3040/ 3916 kb/s] [eta 00m:32s] Threads: 3: [Vmm] [35.3% done] [ 18324/ 564 kb/s] [eta 00m:33s] Threads: 3: [Vmm] [35.2% done] [ 16092/ 0 kb/s] [eta 00m:35s] Threads: 3: [Vmm] [35.7% done] [ 26836/ 0 kb/s] [eta 00m:36s] Threads: 2: [_mm] [36.8% done] [ 17492/ 812 kb/s] [eta 00m:36s] Threads: 2: [_mm] [40.7% done] [ 8904/ 2504 kb/s] [eta 00m:32s] Threads: 2: [_mm] [42.6% done] [ 8676/ 0 kb/s] [eta 00m:31s] Threads: 2: [_mm] [46.2% done] [ 7820/ 2564 kb/s] [eta 00m:28s] Threads: 2: [_mm] [49.0% done] [ 6368/ 2072 kb/s] [eta 00m:26s] Threads: 2: [_mm] [52.0% done] [ 6116/ 1644 kb/s] [eta 00m:24s] Threads: 2: [_mm] [54.0% done] [ 8296/ 0 kb/s] [eta 00m:23s] Threads: 2: [_mm] [56.0% done] [ 2620/ 4676 kb/s] [eta 00m:22s] Threads: 2: [_mm] [58.0% done] [ 2264/ 5020 kb/s] [eta 00m:21s] Threads: 2: [_mm] [60.0% done] [ 3584/ 3824 kb/s] [eta 00m:20s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=5117, got signal=6 Threads: 1: [_m_] [62.0% done] [ 3520/ 3836 kb/s] [eta 00m:19s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 1: [_m_] [66.7% done] [ 3048/ 4540 kb/s] [eta 00m:16s] fio: pid=5116, got signal=6 fio: (groupid=0): err= 0: pid=5115 read : io=100MiB, bw=4,914KiB/s, runt= 21294msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 378, avg=52.44, stdev=63.85 bw (KiB/s) : min= 15, max=29598, per=62.33%, avg=7076.74, stdev=8703.53 write: io=72,836KiB, bw=4,241KiB/s, runt= 17584msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 346, avg=72.31, stdev=59.61 bw (KiB/s) : min= 0, max=13934, per=63.73%, avg=5330.67, stdev=3525.35 cpu : usr=0.34%, sys=0.43%, ctx=5383 IO depths : 1=1.2%, 2=6.0%, 4=48.0%, 8=44.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.1%, 10=9.3%, 20=20.7%, 50=31.3%, 100=16.6% lat (msec): 250=19.8%, 500=1.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5116 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.7%, 2=2.5%, 4=19.5%, 8=77.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.0%, 10=2.4%, 20=5.0%, 50=17.2%, 100=15.9% lat (msec): 250=42.5%, 500=9.8%, 750=2.9%, 1000=2.2%, >=2000=0.4% fio: (groupid=0): err= 0: pid=5117 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.2%, 2=0.6%, 4=19.2%, 8=79.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.0%, 10=0.5%, 20=1.7%, 50=17.8%, 100=28.9% lat (msec): 250=38.0%, 500=7.8%, 750=2.5%, 1000=2.3%, >=2000=0.2% Run status group 0 (all jobs): READ: io=231MiB, aggrb=11,354KiB/s, minb=0KiB/s, maxb=4,914KiB/s, mint=0msec, maxt=21294msec WRITE: io=140MiB, aggrb=8,364KiB/s, minb=0KiB/s, maxb=4,241KiB/s, mint=0msec, maxt=21294msec Disk stats (read/write): sda: ios=4054/2670, merge=717/378, ticks=71684/41120, in_queue=112804, util=98.57% 0.16user 0.39system 0:33.30elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2505minor)pagefaults 0swaps