fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [Fmm] [50.0% done] [ 1800/ 81384 kb/s] [eta 00m:03s] Threads: 3: [Fmm] [50.0% done] [ 1928/ 12864 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 52/ 42332 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: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFV] [66.7% done] [ 0/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [68.0% done] [ 13569/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 38328/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [79.2% done] [ 28216/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.0% done] [ 29785/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.5% done] [ 38892/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 36728/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 32103/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34612/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 38560/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=14148 read : io=100MiB, bw=4,096KiB/s, runt= 25596msec clat (msec): min= 0, max= 257, avg= 6.08, stdev=30.11 bw (KiB/s) : min= 0, max=23504, per=67.00%, avg=8233.20, stdev=6137.11 write: io=96,640KiB, bw=6,092KiB/s, runt= 16243msec clat (msec): min= 0, max= 27, avg= 0.23, stdev= 1.91 bw (KiB/s) : min= 0, max=57821, per=120.75%, avg=22427.33, stdev=31014.70 cpu : usr=4.64%, sys=1.25%, ctx=912 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=85.7%, 4=4.9%, 10=5.8%, 20=1.2%, 50=1.0%, 100=0.3% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14149 read : io=100MiB, bw=4,114KiB/s, runt= 25482msec clat (msec): min= 0, max= 315, avg= 7.10, stdev=31.34 bw (KiB/s) : min= 3, max=15525, per=57.24%, avg=7034.45, stdev=5844.83 write: io=98MiB, bw=6,324KiB/s, runt= 16243msec clat (msec): min= 0, max= 32, avg= 0.23, stdev= 2.00 bw (KiB/s) : min= 0, max=31149, per=83.93%, avg=15587.67, stdev=15574.52 cpu : usr=4.76%, sys=1.37%, ctx=938 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=85.1%, 4=4.8%, 10=6.4%, 20=0.8%, 50=0.7%, 100=0.9% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14150 read : io=100MiB, bw=4,184KiB/s, runt= 25059msec clat (msec): min= 0, max= 342, avg= 6.75, stdev=30.32 bw (KiB/s) : min= 8, max=20741, per=62.01%, avg=7620.00, stdev=6376.60 write: io=97,668KiB, bw=6,157KiB/s, runt= 16242msec clat (msec): min= 0, max= 21, avg= 0.23, stdev= 1.88 bw (KiB/s) : min= 0, max=119717, per=172.29%, avg=32000.25, stdev=58607.09 cpu : usr=4.92%, sys=1.21%, ctx=962 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=84.4%, 4=4.7%, 10=6.8%, 20=1.4%, 50=0.9%, 100=0.7% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,289KiB/s, minb=4,096KiB/s, maxb=4,184KiB/s, mint=25059msec, maxt=25596msec WRITE: io=288MiB, aggrb=18,573KiB/s, minb=6,092KiB/s, maxb=6,324KiB/s, mint=25059msec, maxt=25596msec Disk stats (read/write): sda: ios=3198/2223, merge=1344/71409, ticks=101268/2058444, in_queue=2159728, util=98.54% 3.64user 0.98system 0:26.09elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (4major+1074minor)pagefaults 0swaps