fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [6.8% done] [ 13044/ 2572 kb/s] [eta 00m:41s] Threads: 3: [mmm] [10.0% done] [ 13084/ 3128 kb/s] [eta 00m:36s] Threads: 3: [mmm] [12.8% done] [ 11884/ 3836 kb/s] [eta 00m:34s] Threads: 3: [mmm] [15.0% done] [ 11440/ 2716 kb/s] [eta 00m:34s] Threads: 3: [mmm] [17.9% done] [ 4872/ 9776 kb/s] [eta 00m:32s] Threads: 3: [mmm] [19.5% done] [ 6792/ 6996 kb/s] [eta 00m:33s] Threads: 3: [mmm] [21.4% done] [ 10128/ 2508 kb/s] [eta 00m:33s] Threads: 3: [mmm] [23.3% done] [ 7848/ 4624 kb/s] [eta 00m:33s] Threads: 3: [mmm] [25.6% done] [ 5608/ 6724 kb/s] [eta 00m:32s] Threads: 3: [mmm] [27.3% done] [ 8388/ 1904 kb/s] [eta 00m:32s] Threads: 3: [mmm] [28.9% done] [ 6896/ 4084 kb/s] [eta 00m:32s] Threads: 3: [mmm] [30.4% done] [ 5084/ 5824 kb/s] [eta 00m:32s] Threads: 3: [mmm] [32.6% done] [ 3216/ 8300 kb/s] [eta 00m:31s] Threads: 3: [mmm] [34.0% done] [ 4584/ 4728 kb/s] [eta 00m:31s] Threads: 3: [mmm] [35.4% done] [ 2260/ 7096 kb/s] [eta 00m:31s] Threads: 3: [mmm] [37.5% done] [ 3548/ 6748 kb/s] [eta 00m:30s] Threads: 3: [mmm] [38.8% done] [ 2540/ 6612 kb/s] [eta 00m:30s] Threads: 3: [mVm] [40.0% done] [ 4384/ 3512 kb/s] [eta 00m:30s] Threads: 3: [mVm] [40.4% done] [ 17384/ 372 kb/s] [eta 00m:31s] Threads: 3: [mVm] [41.5% done] [ 14372/ 2000 kb/s] [eta 00m:31s] Threads: 3: [mVm] [41.8% done] [ 16296/ 76 kb/s] [eta 00m:32s] Threads: 2: [m_m] [43.6% done] [ 14396/ 0 kb/s] [eta 00m:31s] Threads: 2: [m_m] [47.2% done] [ 5488/ 2636 kb/s] [eta 00m:28s] Threads: 2: [m_m] [50.0% done] [ 860/ 6952 kb/s] [eta 00m:26s] Threads: 2: [m_m] [51.9% done] [ 992/ 6616 kb/s] [eta 00m:25s] Threads: 2: [m_V] [53.8% done] [ 10148/ 1972 kb/s] [eta 00m:24s] Threads: 2: [m_V] [53.7% done] [ 13096/ 140 kb/s] [eta 00m:25s] Threads: 2: [m_V] [54.5% done] [ 14208/ 464 kb/s] [eta 00m:25s] Threads: 1: [m__] [58.5% done] [ 10848/ 0 kb/s] [eta 00m:22s] Threads: 1: [m__] [62.7% done] [ 7456/ 0 kb/s] [eta 00m:19s] Threads: 1: [V__] [68.0% done] [ 6504/ 0 kb/s] [eta 00m:16s] Threads: 1: [V__] [77.8% done] [ 16404/ 0 kb/s] [eta 00m:10s] fio: (groupid=0): err= 0: pid=25816 read : io=100MiB, bw=2,919KiB/s, runt= 35921msec clat (msec): min= 0, max= 600, avg=13.45, stdev=27.85 bw (KiB/s) : min= 7, max=18407, per=38.79%, avg=3397.07, stdev=4154.81 write: io=33,420KiB, bw=1,011KiB/s, runt= 33819msec clat (msec): min= 0, max= 825, avg=22.27, stdev=66.54 bw (KiB/s) : min= 0, max= 6241, per=47.62%, avg=1888.17, stdev=2235.48 cpu : usr=2.68%, sys=0.28%, ctx=2213 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=33.3%, 4=10.4%, 10=27.6%, 20=10.7%, 50=9.9%, 100=4.6% lat (msec): 250=3.1%, 500=0.2%, 750=0.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25817 read : io=100MiB, bw=4,325KiB/s, runt= 24242msec clat (msec): min= 0, max= 91, avg= 8.15, stdev=11.72 bw (KiB/s) : min= 26, max=18216, per=63.11%, avg=5526.94, stdev=5651.23 write: io=56,816KiB, bw=2,881KiB/s, runt= 20188msec clat (msec): min= 0, max= 154, avg= 8.27, stdev=19.45 bw (KiB/s) : min= 0, max= 9813, per=98.71%, avg=3913.96, stdev=3364.08 cpu : usr=4.17%, sys=0.48%, ctx=2670 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.0%, 4=6.1%, 10=15.9%, 20=15.2%, 50=10.3%, 100=2.0% lat (msec): 250=0.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25818 read : io=100MiB, bw=3,369KiB/s, runt= 31116msec clat (msec): min= 0, max= 158, avg=11.03, stdev=16.69 bw (KiB/s) : min= 3, max=16007, per=47.78%, avg=4183.66, stdev=4017.89 write: io=40,744KiB, bw=1,503KiB/s, runt= 27750msec clat (msec): min= 0, max= 349, avg=12.41, stdev=31.91 bw (KiB/s) : min= 0, max= 8782, per=66.11%, avg=2621.21, stdev=2519.04 cpu : usr=3.19%, sys=0.40%, ctx=2539 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=41.1%, 4=6.8%, 10=19.3%, 20=16.5%, 50=11.7%, 100=3.0% lat (msec): 250=1.5%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,757KiB/s, minb=2,919KiB/s, maxb=4,325KiB/s, mint=24242msec, maxt=35921msec WRITE: io=128MiB, aggrb=3,965KiB/s, minb=1,011KiB/s, maxb=2,881KiB/s, mint=24242msec, maxt=35921msec Disk stats (read/write): sda: ios=5632/2870, merge=879/193, ticks=69248/45584, in_queue=114832, util=98.36% 2.97user 0.42system 0:36.28elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1083minor)pagefaults 0swaps