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] [11.5% done] [ 7857/ 12114 kb/s] [eta 00m:23s] Threads: 3: [mmm] [15.4% done] [ 10373/ 9944 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 10867/ 5933 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 18518/ 15 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 14849/ 3206 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 14013/ 1768 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 15076/ 2430 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 2443/ 11754 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 8503/ 6313 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 8848/ 4123 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 10133/ 4068 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 10456/ 3245 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 5021/ 6175 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 6994/ 3894 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 8538/ 1630 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 6730/ 2926 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 4309/ 3953 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 5482/ 2512 kb/s] [eta 00m:11s] Threads: 3: [mmV] [65.6% done] [ 7796/ 181 kb/s] [eta 00m:11s] Threads: 3: [mVV] [66.7% done] [ 13114/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 15005/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 15169/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 16222/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 16154/ 0 kb/s] [eta 00m:06s] Threads: 1: [V__] [87.5% done] [ 16588/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=5106 read : io=100MiB, bw=3,720KiB/s, runt= 28184msec slat (msec): min= 0, max= 5749, avg=951.83, stdev=1760.16 clat (msec): min= 2, max= 1077, avg=96.59, stdev=120.96 bw (KiB/s) : min= 140, max=14688, per=39.10%, avg=4364.49, stdev=2985.15 write: io=34,476KiB, bw=1,568KiB/s, runt= 22509msec slat (msec): min= 0, max= 4, avg= 0.07, stdev= 0.35 clat (msec): min= 0, max= 1131, avg=136.83, stdev=194.18 bw (KiB/s) : min= 0, max= 8216, per=65.78%, avg=2917.90, stdev=2494.75 cpu : usr=3.11%, sys=0.28%, ctx=1767 IO depths : 1=0.1%, 2=0.2%, 4=10.3%, 8=89.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=0.5%, 10=5.0%, 20=18.5%, 50=35.4%, 100=8.4% lat (msec): 250=13.2%, 500=14.9%, 750=1.7%, 1000=0.4%, >=2000=0.1% fio: (groupid=0): err= 0: pid=5107 read : io=100MiB, bw=3,789KiB/s, runt= 27671msec slat (msec): min= 0, max= 6018, avg=904.89, stdev=1669.29 clat (msec): min= 3, max= 702, avg=104.59, stdev=119.67 bw (KiB/s) : min= 42, max= 9825, per=36.11%, avg=4030.62, stdev=2668.89 write: io=29,952KiB, bw=1,400KiB/s, runt= 21893msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.27 clat (msec): min= 0, max= 776, avg=117.28, stdev=152.38 bw (KiB/s) : min= 0, max= 8004, per=60.09%, avg=2665.80, stdev=2427.71 cpu : usr=3.54%, sys=0.19%, ctx=1658 IO depths : 1=0.1%, 2=0.4%, 4=12.4%, 8=87.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.8%, 10=5.5%, 20=16.1%, 50=33.9%, 100=8.7% lat (msec): 250=15.4%, 500=16.7%, 750=1.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5108 read : io=100MiB, bw=3,815KiB/s, runt= 27485msec slat (msec): min= 0, max= 7010, avg=1495.25, stdev=2228.52 clat (msec): min= 5, max= 547, avg=91.15, stdev=102.94 bw (KiB/s) : min= 6, max=10563, per=40.91%, avg=4565.92, stdev=2738.00 write: io=33,100KiB, bw=1,634KiB/s, runt= 20733msec slat (msec): min= 0, max= 4, avg= 0.03, stdev= 0.24 clat (msec): min= 0, max= 808, avg=111.14, stdev=147.02 bw (KiB/s) : min= 0, max= 6440, per=52.78%, avg=2341.29, stdev=1977.26 cpu : usr=3.29%, sys=0.28%, ctx=1728 IO depths : 1=0.1%, 2=0.2%, 4=15.6%, 8=84.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.0%, 10=5.7%, 20=18.2%, 50=32.7%, 100=9.3% lat (msec): 250=15.7%, 500=14.7%, 750=0.7%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,161KiB/s, minb=3,720KiB/s, maxb=3,815KiB/s, mint=27485msec, maxt=28184msec WRITE: io=97,528KiB, aggrb=4,436KiB/s, minb=1,400KiB/s, maxb=1,634KiB/s, mint=27485msec, maxt=28184msec Disk stats (read/write): sda: ios=4799/1587, merge=1321/431, ticks=504020/205980, in_queue=710000, util=99.16% 2.79user 0.28system 0:28.61elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2388minor)pagefaults 0swaps