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] [11.1% done] [ 11796/ 7540 kb/s] [eta 00m:24s] Threads: 3: [mmm] [14.8% done] [ 6392/ 12280 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 13292/ 4740 kb/s] [eta 00m:21s] Threads: 3: [mmm] [22.2% done] [ 6404/ 9444 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 7948/ 8128 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 10188/ 5844 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 13196/ 3004 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 13088/ 1668 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 9128/ 6528 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 13284/ 408 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 9544/ 4336 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 6096/ 6068 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 7048/ 4624 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 10444/ 1464 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 4304/ 6752 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 6340/ 4688 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 3520/ 6892 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 4752/ 4424 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 6720/ 2600 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 10248/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [69.7% done] [ 19068/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [70.6% done] [ 18912/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.4% done] [ 20480/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [70.3% done] [ 18432/ 0 kb/s] [eta 00m:11s] Threads: 1: [V__] [75.0% done] [ 18916/ 0 kb/s] [eta 00m:09s] fio: (groupid=0): err= 0: pid=26199 read : io=100MiB, bw=3,686KiB/s, runt= 28442msec slat (msec): min= 0, max= 6416, avg=1187.41, stdev=2309.44 clat (msec): min= 0, max= 4374, avg=101.87, stdev=289.90 bw (KiB/s) : min= 129, max=20381, per=41.24%, avg=4561.31, stdev=4271.69 write: io=27,484KiB, bw=1,274KiB/s, runt= 22076msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.20 clat (msec): min= 0, max= 887, avg=132.84, stdev=133.49 bw (KiB/s) : min= 0, max= 5763, per=48.56%, avg=2632.78, stdev=2147.61 cpu : usr=3.05%, sys=0.25%, ctx=1784 IO depths : 1=0.2%, 2=0.3%, 4=7.6%, 8=92.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.3%, 10=5.4%, 20=13.8%, 50=22.7%, 100=22.3% lat (msec): 250=29.3%, 500=4.7%, 750=0.8%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26200 read : io=100MiB, bw=3,897KiB/s, runt= 26901msec slat (msec): min= 0, max= 6629, avg=1650.78, stdev=2321.08 clat (msec): min= 0, max= 394, avg=78.43, stdev=70.25 bw (KiB/s) : min= 79, max=15753, per=37.81%, avg=4181.26, stdev=3429.95 write: io=43,692KiB, bw=2,205KiB/s, runt= 20286msec slat (msec): min= 0, max= 9, avg= 0.13, stdev= 0.66 clat (msec): min= 0, max= 950, avg=106.89, stdev=111.75 bw (KiB/s) : min= 0, max= 8986, per=51.77%, avg=2806.77, stdev=2303.50 cpu : usr=3.76%, sys=0.27%, ctx=1845 IO depths : 1=0.1%, 2=0.2%, 4=14.4%, 8=85.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.5%, 10=3.5%, 20=11.9%, 50=26.4%, 100=25.7% lat (msec): 250=26.7%, 500=4.1%, 750=0.2%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26201 read : io=100MiB, bw=3,849KiB/s, runt= 27239msec slat (msec): min= 0, max= 5803, avg=1829.13, stdev=1975.51 clat (msec): min= 0, max= 588, avg=73.35, stdev=76.07 bw (KiB/s) : min= 8, max=15353, per=43.94%, avg=4859.61, stdev=3861.02 write: io=45,720KiB, bw=2,177KiB/s, runt= 21501msec slat (msec): min= 0, max= 11, avg= 0.11, stdev= 0.78 clat (msec): min= 0, max= 1066, avg=95.48, stdev=105.91 bw (KiB/s) : min= 0, max= 5982, per=53.12%, avg=2879.97, stdev=1898.21 cpu : usr=3.22%, sys=0.26%, ctx=1901 IO depths : 1=0.1%, 2=0.2%, 4=19.2%, 8=80.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.7%, 10=6.3%, 20=15.4%, 50=25.8%, 100=21.5% lat (msec): 250=25.7%, 500=3.2%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,060KiB/s, minb=3,686KiB/s, maxb=3,897KiB/s, mint=26901msec, maxt=28442msec WRITE: io=114MiB, aggrb=5,422KiB/s, minb=1,274KiB/s, maxb=2,205KiB/s, mint=26901msec, maxt=28442msec Disk stats (read/write): sda: ios=5024/2089, merge=1414/576, ticks=431988/317036, in_queue=749028, util=99.32% 2.80user 0.24system 0:28.73elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2400minor)pagefaults 0swaps