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] [12.0% done] [ 14152/ 4524 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 12320/ 8004 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 6752/ 10696 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 13052/ 4596 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 10780/ 5760 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 11000/ 2928 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 6108/ 9124 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 4652/ 10788 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 11284/ 4380 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 12188/ 2268 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 8896/ 3708 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 6584/ 5240 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 10264/ 2412 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 9020/ 2348 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 7952/ 2944 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 8236/ 1976 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 3044/ 6364 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 6688/ 2536 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 4616/ 4172 kb/s] [eta 00m:12s] Threads: 3: [VVV] [66.7% done] [ 4180/ 4232 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 18768/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 19248/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 19820/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 18216/ 0 kb/s] [eta 00m:05s] Threads: 2: [_VV] [87.1% done] [ 18488/ 0 kb/s] [eta 00m:04s] Threads: 1: [__V] [93.3% done] [ 16412/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=20807 read : io=100MiB, bw=3,829KiB/s, runt= 27378msec slat (msec): min= 0, max= 5073, avg=973.52, stdev=1604.14 clat (msec): min= 0, max= 490, avg=93.07, stdev=87.92 bw (KiB/s) : min= 70, max=10808, per=38.12%, avg=4191.05, stdev=2955.56 write: io=32,592KiB, bw=1,498KiB/s, runt= 22272msec slat (msec): min= 0, max= 4, avg= 0.07, stdev= 0.37 clat (msec): min= 0, max= 842, avg=111.00, stdev=120.56 bw (KiB/s) : min= 0, max= 7494, per=46.41%, avg=2408.50, stdev=2127.02 cpu : usr=3.21%, sys=0.22%, ctx=1813 IO depths : 1=0.2%, 2=0.4%, 4=12.8%, 8=86.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.7%, 10=3.0%, 20=14.4%, 50=23.2%, 100=22.2% lat (msec): 250=27.8%, 500=7.6%, 750=0.5%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20808 read : io=100MiB, bw=3,738KiB/s, runt= 28045msec slat (msec): min= 0, max= 6830, avg=1326.05, stdev=2206.83 clat (msec): min= 3, max= 468, avg=93.30, stdev=80.18 bw (KiB/s) : min= 38, max= 9743, per=39.90%, avg=4386.38, stdev=2496.60 write: io=39,068KiB, bw=1,886KiB/s, runt= 21207msec slat (msec): min= 0, max= 3, avg= 0.08, stdev= 0.36 clat (msec): min= 0, max= 979, avg=119.23, stdev=120.37 bw (KiB/s) : min= 0, max= 6391, per=64.57%, avg=3351.05, stdev=2359.61 cpu : usr=3.67%, sys=0.40%, ctx=1758 IO depths : 1=0.1%, 2=0.2%, 4=12.6%, 8=87.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.3%, 10=2.9%, 20=8.2%, 50=22.8%, 100=28.6% lat (msec): 250=28.9%, 500=7.2%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20809 read : io=100MiB, bw=3,664KiB/s, runt= 28611msec slat (msec): min= 0, max= 6957, avg=1875.39, stdev=2460.20 clat (msec): min= 1, max= 596, avg=90.64, stdev=87.33 bw (KiB/s) : min= 13, max= 9432, per=37.07%, avg=4075.59, stdev=2770.97 write: io=41,292KiB, bw=1,897KiB/s, runt= 22283msec slat (msec): min= 0, max= 9, avg= 0.09, stdev= 0.63 clat (msec): min= 0, max= 892, avg=103.02, stdev=111.09 bw (KiB/s) : min= 0, max= 8625, per=49.95%, avg=2592.61, stdev=2109.73 cpu : usr=3.40%, sys=0.31%, ctx=1832 IO depths : 1=0.1%, 2=0.3%, 4=17.1%, 8=82.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.8%, 10=4.6%, 20=12.3%, 50=21.9%, 100=25.3% lat (msec): 250=27.1%, 500=6.7%, 750=0.4%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,994KiB/s, minb=3,664KiB/s, maxb=3,829KiB/s, mint=27378msec, maxt=28611msec WRITE: io=110MiB, aggrb=5,190KiB/s, minb=1,498KiB/s, maxb=1,897KiB/s, mint=27378msec, maxt=28611msec Disk stats (read/write): sda: ios=4921/1985, merge=1564/617, ticks=473404/318924, in_queue=792332, util=99.37% 2.91user 0.34system 0:28.93elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2397minor)pagefaults 0swaps