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] [9.4% done] [ 9172/ 6608 kb/s] [eta 00m:29s] Threads: 3: [mmm] [12.1% done] [ 5412/ 12500 kb/s] [eta 00m:29s] Threads: 3: [mmm] [13.9% done] [ 7220/ 8072 kb/s] [eta 00m:31s] Threads: 3: [mmm] [15.8% done] [ 12324/ 1952 kb/s] [eta 00m:32s] Threads: 3: [mmm] [17.1% done] [ 7656/ 6448 kb/s] [eta 00m:34s] Threads: 3: [mmm] [20.5% done] [ 9132/ 5032 kb/s] [eta 00m:31s] Threads: 3: [mmm] [22.0% done] [ 7108/ 6952 kb/s] [eta 00m:32s] Threads: 3: [mmm] [25.0% done] [ 7068/ 6888 kb/s] [eta 00m:30s] Threads: 3: [mmm] [27.5% done] [ 6428/ 5912 kb/s] [eta 00m:29s] Threads: 3: [mmm] [29.3% done] [ 5492/ 8336 kb/s] [eta 00m:29s] Threads: 3: [mmm] [31.0% done] [ 6976/ 3572 kb/s] [eta 00m:29s] Threads: 3: [mmm] [33.3% done] [ 4840/ 6564 kb/s] [eta 00m:28s] Threads: 3: [mmm] [35.7% done] [ 6828/ 4580 kb/s] [eta 00m:27s] Threads: 3: [mmm] [39.0% done] [ 7842/ 2881 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.5% done] [ 4461/ 5583 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.9% done] [ 4612/ 4075 kb/s] [eta 00m:24s] Threads: 3: [mmm] [44.2% done] [ 3998/ 5319 kb/s] [eta 00m:24s] Threads: 3: [mmm] [46.5% done] [ 8053/ 0 kb/s] [eta 00m:23s] Threads: 3: [mmm] [48.8% done] [ 3458/ 3575 kb/s] [eta 00m:22s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=29051, got signal=6 Threads: 2: [mm_] [48.9% done] [ 1205/ 6455 kb/s] [eta 00m:23s] Threads: 2: [mV_] [50.0% done] [ 4784/ 1952 kb/s] [eta 00m:23s] Threads: 2: [mV_] [51.1% done] [ 18584/ 0 kb/s] [eta 00m:23s] Threads: 2: [mV_] [51.0% done] [ 16416/ 0 kb/s] [eta 00m:24s] Threads: 1: [m__] [52.0% done] [ 12616/ 608 kb/s] [eta 00m:24s] Threads: 1: [m__] [58.7% done] [ 9196/ 0 kb/s] [eta 00m:19s] Threads: 1: [m__] [63.6% done] [ 8056/ 0 kb/s] [eta 00m:16s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=29049, got signal=6 fio: (groupid=0): err= 0: pid=29049 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.2%, 2=0.9%, 4=26.5%, 8=72.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.0%, 10=0.5%, 20=2.9%, 50=38.0%, 100=8.8% lat (msec): 250=30.4%, 500=14.4%, 750=3.4%, 1000=0.6%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29050 read : io=100MiB, bw=3,957KiB/s, runt= 26488msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 865, avg=78.75, stdev=82.14 bw (KiB/s) : min= 2, max=17286, per=58.77%, avg=4820.88, stdev=5035.80 write: io=45,584KiB, bw=1,997KiB/s, runt= 23367msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 448, avg=92.22, stdev=75.22 bw (KiB/s) : min= 0, max= 8454, per=45.77%, avg=2817.33, stdev=2225.78 cpu : usr=0.20%, sys=0.50%, ctx=6454 IO depths : 1=0.4%, 2=4.3%, 4=42.7%, 8=52.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.0%, 10=4.9%, 20=9.7%, 50=31.5%, 100=18.1% lat (msec): 250=32.5%, 500=2.4%, 750=0.0%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29051 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=1.0%, 2=4.5%, 4=40.0%, 8=54.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.1%, 10=1.5%, 20=3.8%, 50=14.3%, 100=30.8% lat (msec): 250=44.9%, 500=3.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=207MiB, aggrb=8,203KiB/s, minb=0KiB/s, maxb=3,957KiB/s, mint=0msec, maxt=26488msec WRITE: io=137MiB, aggrb=6,156KiB/s, minb=0KiB/s, maxb=1,997KiB/s, mint=0msec, maxt=26488msec Disk stats (read/write): sda: ios=4034/2610, merge=724/311, ticks=57784/62788, in_queue=120568, util=99.17% 0.27user 0.38system 0:29.80elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2499minor)pagefaults 0swaps