fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [FFF] [100.0% done] [ 1064/ 92544 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.4% done] [ 9656/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [73.7% done] [ 29572/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [75.0% done] [ 32976/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [80.0% done] [ 22804/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [94.4% done] [ 35724/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 37180/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 37260/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 31196/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28176/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=3059 read : io=100MiB, bw=4,730KiB/s, runt= 22165msec slat (msec): min= 61, max=19261, avg=14751.56, stdev=4152.44 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=14651, per=59.02%, avg=8376.72, stdev=4772.89 write: io=92,544KiB, bw=7,663KiB/s, runt= 12365msec slat (msec): min= 0, max= 12, avg= 1.61, stdev= 1.83 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=115580, per=237.76%, avg=57790.00, stdev=81727.40 cpu : usr=5.79%, sys=1.57%, ctx=911 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3060 read : io=100MiB, bw=4,786KiB/s, runt= 21906msec slat (msec): min= 37, max=20204, avg=15705.11, stdev=3881.17 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 16, max=27780, per=68.59%, avg=9734.61, stdev=7348.55 write: io=99,320KiB, bw=8,227KiB/s, runt= 12361msec slat (msec): min= 0, max= 40, avg= 1.94, stdev= 2.80 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=101814, per=140.06%, avg=34044.00, stdev=58690.76 cpu : usr=5.61%, sys=1.88%, ctx=866 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3061 read : io=100MiB, bw=4,794KiB/s, runt= 21870msec slat (msec): min=11895, max=20932, avg=16499.03, stdev=2377.60 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 3, max=21720, per=74.46%, avg=10567.24, stdev=6222.21 write: io=100MiB, bw=8,458KiB/s, runt= 12397msec slat (msec): min= 0, max= 13, avg= 1.91, stdev= 2.06 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=109706, per=225.68%, avg=54853.00, stdev=77573.86 cpu : usr=5.61%, sys=1.68%, ctx=757 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,192KiB/s, minb=4,730KiB/s, maxb=4,794KiB/s, mint=21870msec, maxt=22165msec WRITE: io=287MiB, aggrb=24,306KiB/s, minb=7,663KiB/s, maxb=8,458KiB/s, mint=21870msec, maxt=22165msec Disk stats (read/write): sda: ios=3071/1647, merge=1034/71734, ticks=75848/1586788, in_queue=1690088, util=98.64% 3.80user 1.14system 0:22.43elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2417minor)pagefaults 0swaps