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] [8.6% done] [ 9196/ 8860 kb/s] [eta 00m:32s] Threads: 3: [mmm] [13.3% done] [ 19676/ 1984 kb/s] [eta 00m:26s] Threads: 3: [mmm] [17.2% done] [ 10316/ 8032 kb/s] [eta 00m:24s] Threads: 3: [mmm] [21.4% done] [ 6896/ 11824 kb/s] [eta 00m:22s] Threads: 3: [mmm] [25.0% done] [ 12556/ 3612 kb/s] [eta 00m:21s] Threads: 3: [mmm] [30.8% done] [ 6628/ 9724 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 6864/ 8880 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 10012/ 6264 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 7364/ 7188 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 3940/ 9124 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 12156/ 2228 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 5204/ 6560 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 8828/ 3783 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 8320/ 2664 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 7928/ 3048 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 4996/ 4444 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 5952/ 1152 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 3540/ 4412 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 5416/ 2012 kb/s] [eta 00m:11s] Threads: 3: [mmV] [66.7% done] [ 5432/ 4036 kb/s] [eta 00m:11s] Threads: 3: [mVV] [67.6% done] [ 11364/ 1500 kb/s] [eta 00m:11s] Threads: 3: [VVV] [70.6% done] [ 16152/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [73.5% done] [ 13680/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.8% done] [ 17592/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.8% done] [ 17908/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [87.5% done] [ 16036/ 0 kb/s] [eta 00m:04s] Threads: 1: [V__] [93.5% done] [ 17156/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=5126 read : io=100MiB, bw=3,477KiB/s, runt= 30155msec slat (msec): min= 0, max= 7098, avg=2530.66, stdev=2816.33 clat (msec): min= 0, max= 752, avg=82.33, stdev=107.03 bw (KiB/s) : min= 10, max=22116, per=42.86%, avg=4470.26, stdev=4456.31 write: io=49,944KiB, bw=2,220KiB/s, runt= 23031msec slat (msec): min= 0, max= 106, avg= 0.17, stdev= 3.63 clat (msec): min= 0, max= 1041, avg=114.75, stdev=168.83 bw (KiB/s) : min= 0, max= 8510, per=48.80%, avg=2713.79, stdev=2214.42 cpu : usr=3.16%, sys=0.05%, ctx=1709 IO depths : 1=0.2%, 2=1.0%, 4=23.6%, 8=75.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.9%, 4=1.0%, 10=10.5%, 20=21.9%, 50=29.4%, 100=6.3% lat (msec): 250=12.5%, 500=13.6%, 750=1.4%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5127 read : io=100MiB, bw=3,563KiB/s, runt= 29427msec slat (msec): min= 0, max= 6784, avg=1182.77, stdev=2073.86 clat (msec): min= 0, max= 663, avg=103.02, stdev=118.43 bw (KiB/s) : min= 96, max= 9394, per=38.93%, avg=4061.02, stdev=2440.03 write: io=34,668KiB, bw=1,567KiB/s, runt= 22643msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.23 clat (msec): min= 0, max= 748, avg=102.81, stdev=137.41 bw (KiB/s) : min= 0, max= 8192, per=58.85%, avg=3272.79, stdev=2723.64 cpu : usr=2.72%, sys=0.22%, ctx=1790 IO depths : 1=0.2%, 2=0.7%, 4=14.0%, 8=85.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=0.9%, 10=6.6%, 20=17.6%, 50=32.3%, 100=8.2% lat (msec): 250=14.9%, 500=16.7%, 750=0.9%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5128 read : io=100MiB, bw=3,648KiB/s, runt= 28739msec slat (msec): min= 0, max= 7826, avg=1576.80, stdev=2377.43 clat (msec): min= 3, max= 677, avg=96.01, stdev=109.77 bw (KiB/s) : min= 76, max= 9185, per=39.27%, avg=4096.50, stdev=2469.24 write: io=40,472KiB, bw=1,961KiB/s, runt= 21133msec slat (msec): min= 0, max= 4, avg= 0.04, stdev= 0.26 clat (msec): min= 0, max= 835, avg=98.32, stdev=128.74 bw (KiB/s) : min= 0, max=10870, per=59.92%, avg=3332.29, stdev=2976.26 cpu : usr=3.20%, sys=0.18%, ctx=1822 IO depths : 1=0.1%, 2=0.4%, 4=15.1%, 8=84.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.2%, 4=1.0%, 10=6.9%, 20=16.3%, 50=34.4%, 100=7.3% lat (msec): 250=16.7%, 500=14.7%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,431KiB/s, minb=3,477KiB/s, maxb=3,648KiB/s, mint=28739msec, maxt=30155msec WRITE: io=122MiB, aggrb=5,561KiB/s, minb=1,567KiB/s, maxb=2,220KiB/s, mint=28739msec, maxt=30155msec Disk stats (read/write): sda: ios=4638/2180, merge=1774/560, ticks=486736/239844, in_queue=726580, util=98.91% 2.73user 0.22system 0:30.65elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2406minor)pagefaults 0swaps