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] [10.7% done] [ 8588/ 8420 kb/s] [eta 00m:25s] Threads: 3: [mmm] [16.0% done] [ 15236/ 4888 kb/s] [eta 00m:21s] Threads: 3: [mmm] [19.2% done] [ 13196/ 4948 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 13804/ 1796 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 9664/ 8108 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 13208/ 1100 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 3736/ 12184 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 13336/ 1520 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 10852/ 5024 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 4276/ 11428 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 2704/ 9992 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 5148/ 7012 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 10132/ 1648 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 11716/ 1140 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 6552/ 4332 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 5288/ 4512 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 8532/ 2056 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 7704/ 2612 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 3220/ 5436 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 10464/ 1480 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 20468/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 19092/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 19140/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 19744/ 0 kb/s] [eta 00m:04s] Threads: 2: [VV_] [90.0% done] [ 16956/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=17595 read : io=100MiB, bw=3,756KiB/s, runt= 27917msec slat (msec): min= 0, max= 6003, avg=1232.88, stdev=1883.66 clat (msec): min= 0, max= 504, avg=87.89, stdev=81.63 bw (KiB/s) : min= 41, max=11741, per=35.54%, avg=3992.02, stdev=2847.60 write: io=40,932KiB, bw=1,911KiB/s, runt= 21927msec slat (msec): min= 0, max= 11, avg= 0.14, stdev= 0.86 clat (msec): min= 0, max= 927, avg=109.14, stdev=121.69 bw (KiB/s) : min= 0, max= 6246, per=50.70%, avg=2650.48, stdev=2076.91 cpu : usr=3.35%, sys=0.19%, ctx=1863 IO depths : 1=0.1%, 2=0.3%, 4=14.5%, 8=85.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.8%, 10=5.1%, 20=13.8%, 50=22.6%, 100=20.2% lat (msec): 250=30.5%, 500=5.6%, 750=0.5%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17596 read : io=100MiB, bw=3,744KiB/s, runt= 28006msec slat (msec): min= 0, max= 7089, avg=1704.01, stdev=2435.72 clat (msec): min= 1, max= 512, avg=91.78, stdev=79.67 bw (KiB/s) : min= 23, max=11423, per=38.93%, avg=4373.07, stdev=2751.94 write: io=37,688KiB, bw=1,836KiB/s, runt= 21014msec slat (msec): min= 0, max= 5, avg= 0.08, stdev= 0.40 clat (msec): min= 0, max= 623, avg=94.89, stdev=90.23 bw (KiB/s) : min= 0, max= 6454, per=56.02%, avg=2928.64, stdev=2366.60 cpu : usr=3.30%, sys=0.34%, ctx=1829 IO depths : 1=0.2%, 2=0.3%, 4=15.1%, 8=84.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.6%, 10=3.6%, 20=11.4%, 50=23.2%, 100=25.4% lat (msec): 250=29.3%, 500=5.7%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17597 read : io=100MiB, bw=3,825KiB/s, runt= 27409msec slat (msec): min= 0, max= 5755, avg=1015.10, stdev=1706.36 clat (msec): min= 0, max= 532, avg=95.50, stdev=79.38 bw (KiB/s) : min= 33, max= 9682, per=36.83%, avg=4136.43, stdev=2509.92 write: io=33,348KiB, bw=1,588KiB/s, runt= 21492msec slat (msec): min= 0, max= 11, avg= 0.16, stdev= 0.83 clat (msec): min= 0, max= 749, avg=112.74, stdev=109.68 bw (KiB/s) : min= 0, max= 7880, per=49.93%, avg=2610.22, stdev=2515.79 cpu : usr=3.18%, sys=0.25%, ctx=1766 IO depths : 1=0.1%, 2=0.2%, 4=12.8%, 8=86.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.1%, 10=2.3%, 20=7.9%, 50=25.2%, 100=24.7% lat (msec): 250=32.1%, 500=6.6%, 750=0.5%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,232KiB/s, minb=3,744KiB/s, maxb=3,825KiB/s, mint=27409msec, maxt=28006msec WRITE: io=109MiB, aggrb=5,228KiB/s, minb=1,588KiB/s, maxb=1,911KiB/s, mint=27409msec, maxt=28006msec Disk stats (read/write): sda: ios=4946/1928, merge=1539/337, ticks=486572/226200, in_queue=712772, util=99.51% 2.78user 0.30system 0:28.27elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2399minor)pagefaults 0swaps