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] [12.5% done] [ 4700/ 13800 kb/s] [eta 00m:21s] Threads: 3: [mmm] [16.7% done] [ 11287/ 9269 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.8% done] [ 8252/ 9760 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.0% done] [ 13373/ 3915 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 7508/ 7600 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 9889/ 5593 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 12624/ 3864 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 12068/ 4160 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 9285/ 5064 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 6568/ 8316 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 3951/ 9457 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 9168/ 3839 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 6768/ 4912 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 7672/ 3412 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 4051/ 6258 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 3736/ 6920 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 6534/ 3647 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 3104/ 6656 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 6866/ 2102 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 12372/ 1624 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 20540/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 19416/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.3% done] [ 21024/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [86.7% done] [ 21224/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 18908/ 0 kb/s] [eta 00m:03s] Threads: 1: [__V] [100.0% done] [ 21616/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=4066 read : io=100MiB, bw=3,739KiB/s, runt= 28041msec slat (msec): min= 0, max= 6477, avg=1164.03, stdev=1911.61 clat (msec): min= 0, max= 747, avg=91.21, stdev=95.48 bw (KiB/s) : min= 42, max=10445, per=35.57%, avg=3864.58, stdev=2459.68 write: io=38,208KiB, bw=1,805KiB/s, runt= 21672msec slat (msec): min= 0, max= 4, avg= 0.06, stdev= 0.32 clat (msec): min= 0, max= 939, avg=113.66, stdev=131.72 bw (KiB/s) : min= 0, max= 6615, per=36.29%, avg=2422.15, stdev=1992.05 cpu : usr=10.44%, sys=1.01%, ctx=1840 IO depths : 1=0.2%, 2=0.4%, 4=13.2%, 8=86.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.5%, 10=5.0%, 20=14.1%, 50=25.4%, 100=18.2% lat (msec): 250=27.2%, 500=7.8%, 750=0.9%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4067 read : io=100MiB, bw=3,797KiB/s, runt= 27613msec slat (msec): min= 0, max= 8184, avg=2749.10, stdev=3172.65 clat (msec): min= 1, max= 419, avg=81.12, stdev=75.93 bw (KiB/s) : min= 8, max= 9923, per=40.03%, avg=4350.12, stdev=2808.91 write: io=48,156KiB, bw=2,516KiB/s, runt= 19597msec slat (msec): min= 0, max= 9, avg= 0.12, stdev= 0.74 clat (msec): min= 0, max= 916, avg=101.40, stdev=113.21 bw (KiB/s) : min= 0, max= 7879, per=48.24%, avg=3220.27, stdev=2347.09 cpu : usr=11.10%, sys=0.87%, ctx=1741 IO depths : 1=0.1%, 2=0.3%, 4=16.6%, 8=83.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=1.3%, 10=5.3%, 20=11.9%, 50=24.7%, 100=22.8% lat (msec): 250=25.9%, 500=5.9%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4068 read : io=100MiB, bw=3,622KiB/s, runt= 28948msec slat (msec): min= 0, max= 7883, avg=3012.44, stdev=3093.78 clat (msec): min= 0, max= 841, avg=77.68, stdev=93.09 bw (KiB/s) : min= 22, max=21798, per=41.40%, avg=4498.74, stdev=4314.47 write: io=54,924KiB, bw=2,669KiB/s, runt= 21070msec slat (msec): min= 0, max= 8, avg= 0.08, stdev= 0.52 clat (msec): min= 0, max= 843, avg=98.58, stdev=102.10 bw (KiB/s) : min= 0, max= 6924, per=48.88%, avg=3262.94, stdev=2096.32 cpu : usr=11.14%, sys=0.87%, ctx=1861 IO depths : 1=0.2%, 2=0.7%, 4=18.6%, 8=80.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=1.3%, 10=6.5%, 20=15.4%, 50=23.8%, 100=21.7% lat (msec): 250=23.8%, 500=5.5%, 750=0.4%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,866KiB/s, minb=3,622KiB/s, maxb=3,797KiB/s, mint=27613msec, maxt=28948msec WRITE: io=138MiB, aggrb=6,675KiB/s, minb=1,805KiB/s, maxb=2,669KiB/s, mint=27613msec, maxt=28948msec Disk stats (read/write): sda: ios=4820/2393, merge=1466/427, ticks=409560/262640, in_queue=672200, util=99.30% 9.36user 0.80system 0:29.33elapsed 34%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2402minor)pagefaults 0swaps