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] [ 16619/ 4067 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 11715/ 9752 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 15038/ 3295 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 14275/ 1775 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 8415/ 9073 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 7493/ 7269 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 11901/ 4396 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 16461/ 304 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 9939/ 5120 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 9025/ 6278 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 4782/ 8297 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 5749/ 7151 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 12048/ 1564 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 4482/ 6123 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 10101/ 763 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 4920/ 3811 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 7879/ 386 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 6314/ 2478 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 2799/ 4421 kb/s] [eta 00m:11s] Threads: 3: [VmV] [66.7% done] [ 6907/ 2511 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.6% done] [ 16583/ 52 kb/s] [eta 00m:11s] Threads: 3: [VVV] [72.7% done] [ 15628/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.8% done] [ 16501/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.8% done] [ 15896/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [84.4% done] [ 13763/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=16961 read : io=100MiB, bw=3,845KiB/s, runt= 27270msec slat (msec): min= 0, max= 5949, avg=1260.53, stdev=1890.10 clat (msec): min= 1, max= 645, avg=91.15, stdev=112.15 bw (KiB/s) : min= 237, max=10060, per=41.01%, avg=4621.44, stdev=2798.26 write: io=32,420KiB, bw=1,543KiB/s, runt= 21504msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.26 clat (msec): min= 0, max= 851, avg=104.47, stdev=153.04 bw (KiB/s) : min= 0, max= 8095, per=67.07%, avg=2816.20, stdev=2375.79 cpu : usr=3.46%, sys=0.23%, ctx=1719 IO depths : 1=0.1%, 2=0.2%, 4=17.7%, 8=82.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.3%, 4=1.3%, 10=7.0%, 20=20.8%, 50=33.1%, 100=6.2% lat (msec): 250=14.0%, 500=13.8%, 750=1.2%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16962 read : io=100MiB, bw=3,756KiB/s, runt= 27916msec slat (msec): min= 0, max= 5921, avg=1292.86, stdev=1994.54 clat (msec): min= 0, max= 652, avg=97.81, stdev=113.79 bw (KiB/s) : min= 50, max=14670, per=37.80%, avg=4259.07, stdev=2862.95 write: io=32,820KiB, bw=1,509KiB/s, runt= 22269msec slat (msec): min= 0, max= 2, avg= 0.01, stdev= 0.13 clat (msec): min= 0, max= 1052, avg=106.34, stdev=146.22 bw (KiB/s) : min= 0, max= 6489, per=59.05%, avg=2479.57, stdev=2175.71 cpu : usr=2.95%, sys=0.23%, ctx=1716 IO depths : 1=0.2%, 2=0.3%, 4=13.9%, 8=85.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=0.9%, 10=6.1%, 20=17.1%, 50=33.9%, 100=8.7% lat (msec): 250=15.3%, 500=15.0%, 750=1.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16963 read : io=100MiB, bw=3,990KiB/s, runt= 26275msec slat (msec): min= 0, max= 5823, avg=630.80, stdev=1282.37 clat (msec): min= 0, max= 907, avg=99.86, stdev=113.92 bw (KiB/s) : min= 138, max= 9728, per=39.66%, avg=4468.92, stdev=2496.41 write: io=26,096KiB, bw=1,253KiB/s, runt= 21318msec slat (msec): min= 0, max= 9, avg= 0.15, stdev= 0.76 clat (msec): min= 0, max= 840, avg=125.38, stdev=150.86 bw (KiB/s) : min= 0, max= 6880, per=62.13%, avg=2608.67, stdev=2550.19 cpu : usr=3.62%, sys=0.17%, ctx=1661 IO depths : 1=0.2%, 2=0.3%, 4=11.5%, 8=88.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.9%, 10=5.5%, 20=17.0%, 50=32.1%, 100=9.3% lat (msec): 250=17.2%, 500=15.9%, 750=0.8%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,268KiB/s, minb=3,756KiB/s, maxb=3,990KiB/s, mint=26275msec, maxt=27916msec WRITE: io=91,336KiB, aggrb=4,199KiB/s, minb=1,253KiB/s, maxb=1,543KiB/s, mint=26275msec, maxt=27916msec Disk stats (read/write): sda: ios=4715/1672, merge=1706/380, ticks=498680/192244, in_queue=690932, util=99.49% 2.81user 0.30system 0:28.34elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2391minor)pagefaults 0swaps