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] [6.7% done] [ 13060/ 4048 kb/s] [eta 00m:42s] Threads: 3: [mmm] [9.8% done] [ 9028/ 6528 kb/s] [eta 00m:37s] Threads: 3: [mmm] [11.9% done] [ 10152/ 4796 kb/s] [eta 00m:37s] Threads: 3: [mmm] [15.0% done] [ 8864/ 5248 kb/s] [eta 00m:34s] Threads: 3: [mmm] [18.4% done] [ 13740/ 816 kb/s] [eta 00m:31s] Threads: 3: [mmm] [20.0% done] [ 11212/ 0 kb/s] [eta 00m:32s] Threads: 3: [mmm] [23.7% done] [ 5984/ 7744 kb/s] [eta 00m:29s] Threads: 3: [mmm] [27.0% done] [ 4260/ 9732 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.9% done] [ 4544/ 8184 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.8% done] [ 9836/ 2420 kb/s] [eta 00m:27s] Threads: 3: [mmm] [33.3% done] [ 8736/ 2788 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.9% done] [ 5748/ 6936 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 5628/ 5688 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.0% done] [ 7100/ 1564 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.5% done] [ 5912/ 4044 kb/s] [eta 00m:24s] Threads: 3: [mmm] [43.9% done] [ 7736/ 1900 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.3% done] [ 7264/ 1172 kb/s] [eta 00m:22s] Threads: 3: [mmm] [48.8% done] [ 4988/ 3500 kb/s] [eta 00m:21s] Threads: 3: [mmm] [50.0% done] [ 6416/ 1340 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.4% done] [ 4448/ 3300 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.5% done] [ 3172/ 5176 kb/s] [eta 00m:20s] Threads: 3: [mmm] [54.5% done] [ 2068/ 5560 kb/s] [eta 00m:20s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=2595, got signal=6 Threads: 2: [m_V] [55.6% done] [ 3996/ 1800 kb/s] [eta 00m:20s] Threads: 2: [m_V] [55.3% done] [ 16504/ 0 kb/s] [eta 00m:21s] Threads: 2: [m_V] [56.2% done] [ 14388/ 0 kb/s] [eta 00m:21s] Threads: 1: [m__] [62.2% done] [ 5140/ 4856 kb/s] [eta 00m:17s] Threads: 1: [m__] [67.4% done] [ 3608/ 4040 kb/s] [eta 00m:14s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=2594, got signal=6 fio: (groupid=0): err= 0: pid=2594 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.7%, 2=3.5%, 4=39.3%, 8=56.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.0%, 10=1.1%, 20=6.2%, 50=28.1%, 100=11.6% lat (msec): 250=34.1%, 500=15.2%, 750=2.2%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2595 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.4%, 2=1.9%, 4=27.0%, 8=70.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.0%, 10=1.4%, 20=2.2%, 50=12.8%, 100=24.6% lat (msec): 250=53.5%, 500=4.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2596 read : io=100MiB, bw=3,771KiB/s, runt= 27801msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 6, max= 367, avg=91.54, stdev=61.94 bw (KiB/s) : min= 36, max=15794, per=49.80%, avg=4241.32, stdev=3696.78 write: io=31,956KiB, bw=1,337KiB/s, runt= 24468msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 322, avg=85.40, stdev=64.72 bw (KiB/s) : min= 0, max= 6921, per=52.31%, avg=2361.94, stdev=2043.34 cpu : usr=0.10%, sys=0.42%, ctx=5801 IO depths : 1=0.6%, 2=2.9%, 4=36.2%, 8=60.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.0%, 10=3.6%, 20=8.0%, 50=22.4%, 100=23.4% lat (msec): 250=40.5%, 500=1.6%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=226MiB, aggrb=8,516KiB/s, minb=0KiB/s, maxb=3,771KiB/s, mint=27801msec, maxt=27801msec WRITE: io=105MiB, aggrb=4,515KiB/s, minb=0KiB/s, maxb=1,337KiB/s, mint=27801msec, maxt=27801msec Disk stats (read/write): sda: ios=4271/2301, merge=574/221, ticks=70900/125672, in_queue=196568, util=98.80% 0.20user 0.42system 0:30.39elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2483minor)pagefaults 0swaps