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] [12.0% done] [ 10840/ 8044 kb/s] [eta 00m:22s] Threads: 3: [mmm] [15.4% done] [ 6324/ 14716 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 6744/ 11216 kb/s] [eta 00m:21s] Threads: 3: [mmm] [24.0% done] [ 11644/ 6872 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 13152/ 3688 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 10828/ 3164 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 11452/ 6588 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 8496/ 6196 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 9668/ 6660 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.4% done] [ 5356/ 8312 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 10148/ 3176 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 10220/ 3344 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 4704/ 7252 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 2860/ 9384 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 7380/ 1896 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 6708/ 1812 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 7568/ 200 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 4280/ 4888 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 3848/ 3484 kb/s] [eta 00m:11s] Threads: 3: [mmV] [66.7% done] [ 6092/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 17140/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 19052/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 15848/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 16920/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 15564/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [90.3% done] [ 15800/ 0 kb/s] [eta 00m:03s] Threads: 2: [VEV] [93.5% done] [ 13684/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=5114 read : io=100MiB, bw=3,497KiB/s, runt= 29978msec slat (msec): min= 0, max= 7553, avg=1698.45, stdev=2422.36 clat (msec): min= 0, max= 856, avg=97.35, stdev=121.11 bw (KiB/s) : min= 131, max=10952, per=36.12%, avg=3790.30, stdev=2598.94 write: io=47,024KiB, bw=2,132KiB/s, runt= 22577msec slat (msec): min= 0, max= 214, avg= 0.43, stdev= 8.41 clat (msec): min= 0, max= 1068, avg=113.15, stdev=170.33 bw (KiB/s) : min= 0, max= 8975, per=58.05%, avg=3205.88, stdev=2864.12 cpu : usr=3.32%, sys=0.32%, ctx=1736 IO depths : 1=0.2%, 2=0.7%, 4=16.4%, 8=82.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.9%, 4=1.2%, 10=6.7%, 20=18.4%, 50=34.3%, 100=5.9% lat (msec): 250=15.2%, 500=14.3%, 750=1.3%, 1000=0.5%, >=2000=0.1% fio: (groupid=0): err= 0: pid=5115 read : io=100MiB, bw=3,630KiB/s, runt= 28882msec slat (msec): min= 0, max= 6927, avg=1102.75, stdev=1943.17 clat (msec): min= 0, max= 629, avg=102.20, stdev=119.58 bw (KiB/s) : min= 88, max= 9791, per=38.73%, avg=4063.74, stdev=2684.57 write: io=33,912KiB, bw=1,584KiB/s, runt= 21921msec slat (msec): min= 0, max= 166, avg= 0.48, stdev= 7.39 clat (msec): min= 0, max= 1096, avg=111.64, stdev=148.57 bw (KiB/s) : min= 0, max= 7605, per=52.58%, avg=2904.00, stdev=2365.53 cpu : usr=3.41%, sys=0.19%, ctx=1754 IO depths : 1=0.2%, 2=0.7%, 4=12.7%, 8=86.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.2%, 4=0.9%, 10=5.4%, 20=17.5%, 50=31.6%, 100=9.9% lat (msec): 250=14.2%, 500=16.9%, 750=1.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5116 read : io=100MiB, bw=3,518KiB/s, runt= 29806msec slat (msec): min= 0, max= 8405, avg=1881.09, stdev=2633.61 clat (msec): min= 0, max= 681, avg=90.99, stdev=104.24 bw (KiB/s) : min= 12, max= 9519, per=40.69%, avg=4269.60, stdev=2688.87 write: io=40,844KiB, bw=1,925KiB/s, runt= 21726msec slat (msec): min= 0, max= 52, avg= 0.16, stdev= 2.04 clat (msec): min= 0, max= 857, avg=101.34, stdev=136.35 bw (KiB/s) : min= 1, max= 5759, per=54.87%, avg=3030.67, stdev=1710.33 cpu : usr=3.13%, sys=0.20%, ctx=1846 IO depths : 1=0.2%, 2=0.6%, 4=17.8%, 8=81.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.5%, 4=0.9%, 10=8.5%, 20=17.4%, 50=31.4%, 100=7.8% lat (msec): 250=17.5%, 500=13.2%, 750=0.6%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,493KiB/s, minb=3,497KiB/s, maxb=3,630KiB/s, mint=28882msec, maxt=29978msec WRITE: io=119MiB, aggrb=5,523KiB/s, minb=1,584KiB/s, maxb=2,132KiB/s, mint=28882msec, maxt=29978msec Disk stats (read/write): sda: ios=4735/2100, merge=1812/445, ticks=491136/245568, in_queue=736704, util=99.54% 2.97user 0.29system 0:30.24elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2405minor)pagefaults 0swaps