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] [7.3% done] [ 5036/ 12876 kb/s] [eta 00m:38s] Threads: 3: [mmm] [10.0% done] [ 11008/ 4772 kb/s] [eta 00m:36s] Threads: 3: [mmm] [11.6% done] [ 8896/ 4700 kb/s] [eta 00m:38s] Threads: 3: [mmm] [14.6% done] [ 11228/ 4880 kb/s] [eta 00m:35s] Threads: 3: [mmm] [18.9% done] [ 5324/ 10636 kb/s] [eta 00m:30s] Threads: 3: [mmm] [20.5% done] [ 9492/ 3908 kb/s] [eta 00m:31s] Threads: 3: [mmm] [23.1% done] [ 7484/ 4392 kb/s] [eta 00m:30s] Threads: 3: [mmm] [25.0% done] [ 10180/ 3632 kb/s] [eta 00m:30s] Threads: 3: [mmm] [28.2% done] [ 8000/ 4552 kb/s] [eta 00m:28s] Threads: 3: [mmm] [30.8% done] [ 10216/ 1504 kb/s] [eta 00m:27s] Threads: 3: [mmm] [32.5% done] [ 6536/ 5292 kb/s] [eta 00m:27s] Threads: 3: [mmm] [35.9% done] [ 6536/ 5344 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 4928/ 5904 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.0% done] [ 3740/ 7484 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.5% done] [ 2392/ 6460 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.9% done] [ 4880/ 3800 kb/s] [eta 00m:25s] Threads: 3: [mmm] [45.2% done] [ 2764/ 7152 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.5% done] [ 5912/ 2236 kb/s] [eta 00m:23s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=3761, got signal=6 Threads: 2: [m_m] [47.7% done] [ 1448/ 7416 kb/s] [eta 00m:23s] Threads: 2: [m_m] [51.2% done] [ 6496/ 1672 kb/s] [eta 00m:21s] Threads: 2: [m_m] [53.5% done] [ 1724/ 7572 kb/s] [eta 00m:20s] Threads: 2: [m_V] [55.8% done] [ 6964/ 1160 kb/s] [eta 00m:19s] Threads: 2: [m_V] [55.6% done] [ 15996/ 0 kb/s] [eta 00m:20s] Threads: 2: [m_V] [55.3% done] [ 15384/ 252 kb/s] [eta 00m:21s] Threads: 1: [m__] [58.7% done] [ 10688/ 0 kb/s] [eta 00m:19s] Threads: 1: [m__] [63.6% done] [ 3376/ 4672 kb/s] [eta 00m:16s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=3760, got signal=6 fio: (groupid=0): err= 0: pid=3760 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.5%, 2=2.7%, 4=36.1%, 8=60.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.1%, 10=1.6%, 20=5.4%, 50=32.1%, 100=14.4% lat (msec): 250=27.2%, 500=15.2%, 750=2.0%, 1000=0.9%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3761 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.6%, 2=3.0%, 4=36.5%, 8=59.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.0%, 10=2.1%, 20=4.5%, 50=15.4%, 100=28.9% lat (msec): 250=43.7%, 500=3.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3762 read : io=100MiB, bw=3,847KiB/s, runt= 27165msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 3, max= 318, avg=78.27, stdev=64.47 bw (KiB/s) : min= 30, max=17293, per=57.33%, avg=4527.59, stdev=4350.13 write: io=42,040KiB, bw=1,800KiB/s, runt= 23904msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 583, avg=90.13, stdev=88.26 bw (KiB/s) : min= 0, max= 7611, per=42.40%, avg=2529.74, stdev=2056.54 cpu : usr=0.19%, sys=0.52%, ctx=7065 IO depths : 1=0.7%, 2=3.5%, 4=39.5%, 8=56.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.2%, 10=4.8%, 20=14.0%, 50=26.3%, 100=18.7% lat (msec): 250=32.4%, 500=2.8%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=205MiB, aggrb=7,897KiB/s, minb=0KiB/s, maxb=3,847KiB/s, mint=27165msec, maxt=27165msec WRITE: io=136MiB, aggrb=5,967KiB/s, minb=0KiB/s, maxb=1,800KiB/s, mint=27165msec, maxt=27165msec Disk stats (read/write): sda: ios=3929/2886, merge=637/237, ticks=55628/54040, in_queue=109668, util=99.24% 0.26user 0.43system 0:30.04elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2488minor)pagefaults 0swaps