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] [13.0% done] [ 8643/ 12401 kb/s] [eta 00m:20s] Threads: 3: [mmm] [18.2% done] [ 8391/ 13992 kb/s] [eta 00m:18s] Threads: 3: [mmm] [22.7% done] [ 15367/ 5763 kb/s] [eta 00m:17s] Threads: 3: [mmm] [27.3% done] [ 14386/ 5889 kb/s] [eta 00m:16s] Threads: 3: [mmm] [31.8% done] [ 11608/ 6906 kb/s] [eta 00m:15s] Threads: 3: [mmm] [34.8% done] [ 4600/ 11584 kb/s] [eta 00m:15s] Threads: 3: [mmm] [39.1% done] [ 5168/ 11958 kb/s] [eta 00m:14s] Threads: 3: [mmm] [43.5% done] [ 7825/ 7492 kb/s] [eta 00m:13s] Threads: 3: [mmm] [45.8% done] [ 10205/ 4986 kb/s] [eta 00m:13s] Threads: 3: [mmm] [48.0% done] [ 10674/ 2568 kb/s] [eta 00m:13s] Threads: 3: [mmm] [52.0% done] [ 9341/ 4864 kb/s] [eta 00m:12s] Threads: 3: [mmm] [53.8% done] [ 11779/ 1521 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.7% done] [ 3693/ 6209 kb/s] [eta 00m:11s] Threads: 3: [mmm] [59.3% done] [ 5991/ 4392 kb/s] [eta 00m:11s] Threads: 3: [mmm] [60.7% done] [ 3001/ 5299 kb/s] [eta 00m:11s] Threads: 3: [mmm] [62.1% done] [ 6144/ 4254 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 7378/ 1265 kb/s] [eta 00m:11s] Threads: 3: [mVm] [64.5% done] [ 16176/ 0 kb/s] [eta 00m:11s] Threads: 3: [mVm] [65.6% done] [ 26076/ 0 kb/s] [eta 00m:11s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. Threads: 3: [mVm] [66.7% done] [ 13988/ 964 kb/s] [eta 00m:11s] fio: pid=25518, got signal=6 Threads: 1: [__V] [79.3% done] [ 19029/ 154 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=25518 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.2%, 2=0.2%, 4=5.1%, 8=94.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.2%, 10=0.1%, 20=1.9%, 50=4.6%, 100=47.9% lat (msec): 250=43.2%, 500=1.9%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25519 read : io=100MiB, bw=4,657KiB/s, runt= 22440msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 229, avg=58.67, stdev=47.37 bw (KiB/s) : min= 81, max=29203, per=57.31%, avg=6530.96, stdev=6952.42 write: io=46,792KiB, bw=2,448KiB/s, runt= 19567msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 42, max= 197, avg=105.13, stdev=27.47 bw (KiB/s) : min= 0, max= 7842, per=60.92%, avg=3279.50, stdev=2369.08 cpu : usr=0.70%, sys=0.50%, ctx=8173 IO depths : 1=0.2%, 2=2.6%, 4=20.6%, 8=76.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=2.0%, 10=9.3%, 20=8.9%, 50=13.9%, 100=35.9% lat (msec): 250=28.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25520 read : io=100MiB, bw=4,353KiB/s, runt= 24002msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 1, max= 771, avg=80.19, stdev=67.27 bw (KiB/s) : min= 83, max=23509, per=41.34%, avg=4710.55, stdev=4824.71 write: io=31,884KiB, bw=1,453KiB/s, runt= 22456msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 23, max= 263, avg=107.46, stdev=36.12 bw (KiB/s) : min= 0, max= 6769, per=45.84%, avg=2467.40, stdev=2312.10 cpu : usr=0.35%, sys=0.35%, ctx=8191 IO depths : 1=0.1%, 2=0.6%, 4=15.2%, 8=84.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.6%, 10=3.3%, 20=6.2%, 50=16.2%, 100=38.8% lat (msec): 250=32.7%, 500=1.4%, 750=0.2%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=261MiB, aggrb=11,396KiB/s, minb=0KiB/s, maxb=4,657KiB/s, mint=22440msec, maxt=24002msec WRITE: io=115MiB, aggrb=5,383KiB/s, minb=0KiB/s, maxb=2,448KiB/s, mint=22440msec, maxt=24002msec Disk stats (read/write): cciss!c0d0: ios=4987/2334, merge=672/205, ticks=49120/33896, in_queue=83008, util=99.18% 0.36user 0.39system 0:24.31elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 534704inputs+236136outputs (0major+2444minor)pagefaults 0swaps