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: [mmm] [9.7% done] [ 11100/ 7272 kb/s] [eta 00m:28s] Threads: 3: [mmm] [13.8% done] [ 13200/ 5620 kb/s] [eta 00m:25s] Threads: 3: [mmm] [18.5% done] [ 14476/ 4168 kb/s] [eta 00m:22s] Threads: 3: [mmm] [24.0% done] [ 12396/ 4820 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 6360/ 7712 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 12196/ 5616 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 10340/ 4040 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 9828/ 5628 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 9084/ 5477 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 5048/ 9388 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 5304/ 8228 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 9696/ 3188 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 7616/ 4220 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 7788/ 3560 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 7772/ 3672 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 5172/ 5076 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 4404/ 5128 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5260/ 3344 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 9856/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 11232/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 20756/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 17924/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 20328/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 18300/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.1% done] [ 18748/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=13782 read : io=100MiB, bw=3,768KiB/s, runt= 27822msec slat (msec): min= 0, max= 5925, avg=948.60, stdev=1614.25 clat (msec): min= 3, max= 843, avg=96.56, stdev=104.92 bw (KiB/s) : min= 17, max=10469, per=37.21%, avg=4188.38, stdev=2390.88 write: io=32,912KiB, bw=1,538KiB/s, runt= 21901msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.22 clat (msec): min= 0, max= 1099, avg=116.92, stdev=125.71 bw (KiB/s) : min= 0, max= 5386, per=46.33%, avg=2388.48, stdev=1749.43 cpu : usr=3.28%, sys=0.22%, ctx=1778 IO depths : 1=0.1%, 2=0.2%, 4=11.6%, 8=88.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.4%, 10=3.6%, 20=13.7%, 50=22.0%, 100=22.4% lat (msec): 250=28.6%, 500=7.3%, 750=1.1%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13783 read : io=100MiB, bw=3,751KiB/s, runt= 27949msec slat (msec): min= 0, max= 7618, avg=1936.40, stdev=2669.92 clat (msec): min= 0, max= 625, avg=89.41, stdev=83.42 bw (KiB/s) : min= 26, max=11378, per=38.15%, avg=4293.97, stdev=2576.31 write: io=36,912KiB, bw=1,851KiB/s, runt= 20415msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.22 clat (msec): min= 0, max= 726, avg=92.60, stdev=93.10 bw (KiB/s) : min= 0, max=14753, per=60.08%, avg=3097.18, stdev=3259.08 cpu : usr=3.41%, sys=0.24%, ctx=1823 IO depths : 1=0.2%, 2=0.3%, 4=14.7%, 8=84.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.9%, 10=3.6%, 20=11.8%, 50=23.6%, 100=25.3% lat (msec): 250=27.4%, 500=5.8%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13784 read : io=100MiB, bw=3,807KiB/s, runt= 27537msec slat (msec): min= 0, max= 5811, avg=996.89, stdev=1635.01 clat (msec): min= 1, max= 864, avg=89.31, stdev=88.14 bw (KiB/s) : min= 38, max=11304, per=36.30%, avg=4086.07, stdev=2915.29 write: io=40,444KiB, bw=1,902KiB/s, runt= 21774msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.29 clat (msec): min= 0, max= 1141, avg=118.04, stdev=125.42 bw (KiB/s) : min= 0, max=11006, per=56.87%, avg=2931.84, stdev=2514.44 cpu : usr=3.21%, sys=0.17%, ctx=1880 IO depths : 1=0.1%, 2=0.3%, 4=12.0%, 8=87.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.5%, 10=2.6%, 20=11.3%, 50=23.7%, 100=26.0% lat (msec): 250=27.1%, 500=6.4%, 750=0.6%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,255KiB/s, minb=3,751KiB/s, maxb=3,807KiB/s, mint=27537msec, maxt=27949msec WRITE: io=108MiB, aggrb=5,155KiB/s, minb=1,538KiB/s, maxb=1,902KiB/s, mint=27537msec, maxt=27949msec Disk stats (read/write): sda: ios=4951/1915, merge=1515/483, ticks=478468/243876, in_queue=724480, util=99.54% 2.80user 0.23system 0:28.22elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2385minor)pagefaults 0swaps