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] [ 11924/ 8500 kb/s] [eta 00m:21s] Threads: 3: [mmm] [17.4% done] [ 15904/ 4616 kb/s] [eta 00m:19s] Threads: 3: [mmm] [20.8% done] [ 13304/ 4172 kb/s] [eta 00m:19s] Threads: 3: [mmm] [24.0% done] [ 14640/ 1356 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 11684/ 2656 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 7984/ 7860 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 13796/ 2392 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 15432/ 188 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 10420/ 4524 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 7132/ 6472 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 6704/ 6316 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 11032/ 2712 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 5840/ 5772 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 5904/ 5664 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 8192/ 1944 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 5552/ 4820 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 4344/ 5744 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 6524/ 3044 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 4740/ 4484 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 12728/ 184 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 18748/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 17516/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.6% done] [ 17964/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 16424/ 0 kb/s] [eta 00m:05s] Threads: 1: [_V_] [90.0% done] [ 14484/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=32145 read : io=100MiB, bw=3,861KiB/s, runt= 27153msec slat (msec): min= 0, max= 5365, avg=884.17, stdev=1558.33 clat (msec): min= 1, max= 830, avg=93.43, stdev=90.35 bw (KiB/s) : min= 14, max= 8641, per=35.63%, avg=4056.21, stdev=2304.79 write: io=27,064KiB, bw=1,266KiB/s, runt= 21884msec slat (msec): min= 0, max= 4, avg= 0.05, stdev= 0.29 clat (msec): min= 0, max= 920, avg=114.59, stdev=113.82 bw (KiB/s) : min= 0, max= 5634, per=45.90%, avg=2066.13, stdev=1682.75 cpu : usr=3.26%, sys=0.27%, ctx=1822 IO depths : 1=0.1%, 2=0.2%, 4=11.1%, 8=88.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=1.0%, 10=4.3%, 20=12.8%, 50=20.8%, 100=22.5% lat (msec): 250=31.0%, 500=6.2%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32146 read : io=100MiB, bw=3,794KiB/s, runt= 27633msec slat (msec): min= 0, max= 6288, avg=1152.45, stdev=1919.45 clat (msec): min= 0, max= 523, avg=90.65, stdev=83.82 bw (KiB/s) : min= 143, max= 7978, per=35.68%, avg=4061.32, stdev=2390.47 write: io=36,964KiB, bw=1,773KiB/s, runt= 21339msec slat (msec): min= 0, max= 3, avg= 0.09, stdev= 0.40 clat (msec): min= 0, max= 983, avg=126.56, stdev=135.66 bw (KiB/s) : min= 0, max= 9021, per=60.14%, avg=2707.04, stdev=2376.81 cpu : usr=3.31%, sys=0.30%, ctx=1746 IO depths : 1=0.2%, 2=0.3%, 4=13.2%, 8=86.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.3%, 10=3.3%, 20=10.3%, 50=21.6%, 100=27.9% lat (msec): 250=27.9%, 500=6.8%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32147 read : io=100MiB, bw=3,841KiB/s, runt= 27297msec slat (msec): min= 0, max= 6644, avg=1546.13, stdev=2192.82 clat (msec): min= 0, max= 501, avg=90.00, stdev=79.00 bw (KiB/s) : min= 27, max= 9103, per=40.98%, avg=4664.90, stdev=2358.16 write: io=32,176KiB, bw=1,588KiB/s, runt= 20740msec slat (msec): min= 0, max= 3, avg= 0.03, stdev= 0.21 clat (msec): min= 0, max= 893, avg=90.93, stdev=94.13 bw (KiB/s) : min= 0, max= 5556, per=62.55%, avg=2815.20, stdev=2033.63 cpu : usr=3.53%, sys=0.21%, ctx=1858 IO depths : 1=0.1%, 2=0.2%, 4=13.2%, 8=86.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.6%, 10=5.1%, 20=11.3%, 50=21.6%, 100=26.9% lat (msec): 250=28.5%, 500=5.0%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,383KiB/s, minb=3,794KiB/s, maxb=3,861KiB/s, mint=27153msec, maxt=27633msec WRITE: io=96,204KiB, aggrb=4,501KiB/s, minb=1,266KiB/s, maxb=1,773KiB/s, mint=27153msec, maxt=27633msec Disk stats (read/write): sda: ios=4996/1831, merge=1546/433, ticks=490424/226928, in_queue=717348, util=99.27% 2.81user 0.24system 0:27.95elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2389minor)pagefaults 0swaps