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] [10.0% done] [ 8342/ 10475 kb/s] [eta 00m:27s] Threads: 3: [mmm] [14.8% done] [ 15867/ 5160 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 11068/ 6306 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 12686/ 6997 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.0% done] [ 11706/ 4843 kb/s] [eta 00m:21s] Threads: 3: [mmm] [26.7% done] [ 15782/ 690 kb/s] [eta 00m:22s] Threads: 3: [mmm] [28.1% done] [ 14071/ 3783 kb/s] [eta 00m:23s] Threads: 3: [mmm] [30.3% done] [ 12145/ 3978 kb/s] [eta 00m:23s] Threads: 3: [mmm] [31.4% done] [ 4640/ 9979 kb/s] [eta 00m:24s] Threads: 3: [mmm] [34.3% done] [ 3384/ 12092 kb/s] [eta 00m:23s] Threads: 3: [mmm] [39.4% done] [ 5266/ 9805 kb/s] [eta 00m:20s] Threads: 3: [mmm] [40.0% done] [ 4482/ 6420 kb/s] [eta 00m:21s] Threads: 3: [mmm] [42.9% done] [ 7793/ 4632 kb/s] [eta 00m:20s] Threads: 3: [mmV] [44.4% done] [ 12222/ 1052 kb/s] [eta 00m:20s] Threads: 3: [mmV] [45.9% done] [ 15108/ 1588 kb/s] [eta 00m:20s] Threads: 3: [mmV] [46.2% done] [ 14136/ 755 kb/s] [eta 00m:21s] Threads: 3: [mmV] [47.5% done] [ 14279/ 560 kb/s] [eta 00m:21s] Threads: 2: [mmE] [48.8% done] [ 12966/ 1771 kb/s] [eta 00m:21s] Threads: 2: [mV_] [53.8% done] [ 8834/ 3892 kb/s] [eta 00m:18s] Threads: 2: [mV_] [55.0% done] [ 19968/ 56 kb/s] [eta 00m:18s] Threads: 1: [mE_] [59.0% done] [ 16765/ 0 kb/s] [eta 00m:16s] Threads: 1: [m__] [66.7% done] [ 4047/ 7444 kb/s] [eta 00m:12s] Threads: 1: [V__] [75.8% done] [ 12787/ 2608 kb/s] [eta 00m:08s] Threads: 1: [V__] [89.7% done] [ 19435/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=2342 read : io=100MiB, bw=3,950KiB/s, runt= 26541msec slat (msec): min= 0, max= 2527, avg=611.14, stdev=803.78 clat (msec): min= 0, max= 1040, avg=90.90, stdev=182.48 bw (KiB/s) : min= 11, max=21069, per=39.32%, avg=4659.62, stdev=5852.75 write: io=40,484KiB, bw=1,701KiB/s, runt= 24362msec slat (msec): min= 0, max= 14, avg= 0.10, stdev= 1.05 clat (msec): min= 0, max= 1336, avg=76.00, stdev=177.02 bw (KiB/s) : min= 0, max=12151, per=56.82%, avg=2795.57, stdev=3926.04 cpu : usr=3.51%, sys=0.30%, ctx=2157 IO depths : 1=0.2%, 2=0.2%, 4=2.4%, 8=97.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=15.0%, 4=2.6%, 10=13.7%, 20=22.2%, 50=20.1%, 100=8.8% lat (msec): 250=6.7%, 500=5.4%, 750=3.0%, 1000=2.1%, >=2000=0.2% fio: (groupid=0): err= 0: pid=2343 read : io=100MiB, bw=4,554KiB/s, runt= 23021msec slat (msec): min= 0, max= 2975, avg=515.70, stdev=897.67 clat (msec): min= 0, max= 635, avg=72.25, stdev=88.85 bw (KiB/s) : min= 121, max=20896, per=42.29%, avg=5012.54, stdev=4793.01 write: io=33,624KiB, bw=1,730KiB/s, runt= 19891msec slat (msec): min= 0, max= 12, avg= 0.09, stdev= 0.86 clat (msec): min= 0, max= 872, avg=121.95, stdev=190.99 bw (KiB/s) : min= 0, max= 8126, per=54.18%, avg=2665.52, stdev=2557.41 cpu : usr=4.15%, sys=0.56%, ctx=1965 IO depths : 1=0.2%, 2=0.3%, 4=2.3%, 8=97.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=5.0%, 4=1.5%, 10=9.6%, 20=15.8%, 50=25.5%, 100=16.2% lat (msec): 250=18.7%, 500=5.6%, 750=1.4%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2344 read : io=100MiB, bw=5,245KiB/s, runt= 19990msec slat (msec): min= 0, max= 4455, avg=956.68, stdev=1355.76 clat (msec): min= 0, max= 838, avg=64.34, stdev=90.67 bw (KiB/s) : min= 39, max=13585, per=49.11%, avg=5820.39, stdev=3715.49 write: io=42,956KiB, bw=2,794KiB/s, runt= 15740msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 857, avg=74.89, stdev=147.68 bw (KiB/s) : min= 0, max=12128, per=87.82%, avg=4320.61, stdev=3643.66 cpu : usr=4.94%, sys=0.32%, ctx=2114 IO depths : 1=0.2%, 2=0.3%, 4=3.4%, 8=96.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=12.0%, 4=1.5%, 10=8.9%, 20=19.0%, 50=23.7%, 100=14.1% lat (msec): 250=15.5%, 500=3.1%, 750=1.7%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,852KiB/s, minb=3,950KiB/s, maxb=5,245KiB/s, mint=19990msec, maxt=26541msec WRITE: io=114MiB, aggrb=4,920KiB/s, minb=1,701KiB/s, maxb=2,794KiB/s, mint=19990msec, maxt=26541msec Disk stats (read/write): sda: ios=5428/2239, merge=1123/249, ticks=396128/180508, in_queue=576636, util=99.25% 2.93user 0.36system 0:26.89elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2390minor)pagefaults 0swaps