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] [7.9% done] [ 14628/ 1532 kb/s] [eta 00m:35s] Threads: 3: [mmm] [10.8% done] [ 16916/ 0 kb/s] [eta 00m:33s] Threads: 3: [mmm] [13.9% done] [ 13432/ 2632 kb/s] [eta 00m:31s] Threads: 3: [mmm] [16.2% done] [ 6996/ 9180 kb/s] [eta 00m:31s] Threads: 3: [mmm] [20.6% done] [ 5964/ 8936 kb/s] [eta 00m:27s] Threads: 3: [mmm] [21.6% done] [ 10888/ 848 kb/s] [eta 00m:29s] Threads: 3: [mmm] [24.3% done] [ 7824/ 4864 kb/s] [eta 00m:28s] Threads: 3: [mmm] [27.8% done] [ 8540/ 3656 kb/s] [eta 00m:26s] Threads: 3: [mmm] [30.6% done] [ 8060/ 5184 kb/s] [eta 00m:25s] Threads: 3: [mmm] [32.4% done] [ 5708/ 6644 kb/s] [eta 00m:25s] Threads: 3: [mmm] [34.2% done] [ 6320/ 6320 kb/s] [eta 00m:25s] Threads: 3: [mmm] [36.8% done] [ 9368/ 1032 kb/s] [eta 00m:24s] Threads: 3: [mmm] [38.5% done] [ 6568/ 4056 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.0% done] [ 4516/ 5520 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.5% done] [ 3092/ 6408 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.2% done] [ 5012/ 5376 kb/s] [eta 00m:21s] Threads: 3: [mmm] [47.5% done] [ 5448/ 4280 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 5084/ 3040 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 6728/ 1288 kb/s] [eta 00m:20s] Threads: 3: [mmm] [52.4% done] [ 7300/ 472 kb/s] [eta 00m:20s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=20324, got signal=6 Threads: 2: [m_m] [54.8% done] [ 4692/ 2316 kb/s] [eta 00m:19s] Threads: 2: [m_m] [55.8% done] [ 2756/ 5632 kb/s] [eta 00m:19s] Threads: 2: [m_V] [56.8% done] [ 10740/ 1028 kb/s] [eta 00m:19s] Threads: 2: [m_V] [56.5% done] [ 17024/ 76 kb/s] [eta 00m:20s] Threads: 1: [m_E] [58.7% done] [ 12440/ 2032 kb/s] [eta 00m:19s] Threads: 1: [m__] [63.6% done] [ 5660/ 2756 kb/s] [eta 00m:16s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=20323, got signal=6 fio: (groupid=0): err= 0: pid=20323 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=2.3%, 4=33.0%, 8=64.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.2%, 10=1.6%, 20=3.9%, 50=27.5%, 100=13.2% lat (msec): 250=37.1%, 500=13.4%, 750=2.0%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20324 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.4%, 2=1.9%, 4=32.5%, 8=65.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.1%, 10=0.4%, 20=2.0%, 50=14.5%, 100=27.8% lat (msec): 250=52.1%, 500=2.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20325 read : io=100MiB, bw=3,802KiB/s, runt= 27573msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 6, max= 431, avg=95.40, stdev=73.02 bw (KiB/s) : min= 78, max=18822, per=46.60%, avg=4201.16, stdev=4355.93 write: io=39,088KiB, bw=1,620KiB/s, runt= 24700msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 444, avg=100.11, stdev=84.41 bw (KiB/s) : min= 0, max= 7094, per=56.89%, avg=2439.82, stdev=2101.49 cpu : usr=0.20%, sys=0.45%, ctx=5711 IO depths : 1=0.5%, 2=2.6%, 4=37.4%, 8=59.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.0%, 10=2.8%, 20=8.2%, 50=27.9%, 100=16.2% lat (msec): 250=40.4%, 500=3.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=237MiB, aggrb=9,015KiB/s, minb=0KiB/s, maxb=3,802KiB/s, mint=27573msec, maxt=27573msec WRITE: io=101MiB, aggrb=4,289KiB/s, minb=0KiB/s, maxb=1,620KiB/s, mint=27573msec, maxt=27573msec Disk stats (read/write): sda: ios=4242/2125, merge=749/317, ticks=64804/39720, in_queue=104524, util=99.17% 0.17user 0.46system 0:29.89elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2485minor)pagefaults 0swaps