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] [9.1% done] [ 10880/ 8400 kb/s] [eta 00m:30s] Threads: 3: [mmm] [13.8% done] [ 7704/ 12536 kb/s] [eta 00m:25s] Threads: 3: [mmm] [17.2% done] [ 15080/ 2928 kb/s] [eta 00m:24s] Threads: 3: [mmm] [20.0% done] [ 12124/ 6196 kb/s] [eta 00m:24s] Threads: 3: [mmm] [25.0% done] [ 6948/ 9852 kb/s] [eta 00m:21s] Threads: 3: [mmm] [27.6% done] [ 11548/ 3928 kb/s] [eta 00m:21s] Threads: 3: [mmm] [31.0% done] [ 8244/ 8324 kb/s] [eta 00m:20s] Threads: 3: [mmm] [35.7% done] [ 9992/ 6076 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.9% done] [ 11732/ 3972 kb/s] [eta 00m:18s] Threads: 3: [mmm] [42.9% done] [ 7508/ 8080 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 7240/ 5288 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 8088/ 5356 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 8336/ 3876 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 8056/ 2536 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 5464/ 4540 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 2592/ 6936 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 6208/ 2068 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 2872/ 5312 kb/s] [eta 00m:12s] Threads: 3: [mmV] [63.6% done] [ 6864/ 0 kb/s] [eta 00m:12s] Threads: 3: [mmV] [66.7% done] [ 10000/ 604 kb/s] [eta 00m:11s] Threads: 3: [VmV] [67.6% done] [ 8388/ 1677 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.6% done] [ 13856/ 156 kb/s] [eta 00m:11s] Threads: 3: [VVV] [73.5% done] [ 18352/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.8% done] [ 18384/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.8% done] [ 17520/ 0 kb/s] [eta 00m:06s] Threads: 1: [_V_] [93.3% done] [ 20572/ 0 kb/s] [eta 00m:02s] Threads: 1: [_V_] [100.0% done] [ 16340/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=4444 read : io=100MiB, bw=3,762KiB/s, runt= 27870msec slat (msec): min= 0, max= 5524, avg=723.49, stdev=1470.69 clat (msec): min= 0, max= 684, avg=102.75, stdev=118.07 bw (KiB/s) : min= 63, max=11345, per=37.23%, avg=3943.44, stdev=2594.53 write: io=28,124KiB, bw=1,286KiB/s, runt= 22387msec slat (msec): min= 0, max= 1, avg= 0.02, stdev= 0.14 clat (msec): min= 0, max= 829, avg=113.70, stdev=168.38 bw (KiB/s) : min= 0, max=10125, per=51.26%, avg=2750.17, stdev=3068.85 cpu : usr=3.10%, sys=0.23%, ctx=1774 IO depths : 1=0.1%, 2=0.2%, 4=10.8%, 8=88.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.8%, 10=7.2%, 20=18.2%, 50=32.9%, 100=7.0% lat (msec): 250=13.4%, 500=17.8%, 750=1.1%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4445 read : io=100MiB, bw=3,530KiB/s, runt= 29699msec slat (msec): min= 0, max= 6447, avg=2318.07, stdev=2426.05 clat (msec): min= 0, max= 614, avg=75.64, stdev=100.34 bw (KiB/s) : min= 42, max=22224, per=45.99%, avg=4871.11, stdev=5266.32 write: io=59,184KiB, bw=2,579KiB/s, runt= 23497msec slat (msec): min= 0, max= 79, avg= 0.17, stdev= 2.67 clat (msec): min= 0, max= 1201, avg=118.83, stdev=160.25 bw (KiB/s) : min= 0, max=11020, per=58.29%, avg=3127.48, stdev=2531.69 cpu : usr=3.65%, sys=0.22%, ctx=1751 IO depths : 1=0.1%, 2=1.1%, 4=23.0%, 8=75.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.6%, 4=1.7%, 10=7.2%, 20=23.2%, 50=30.4%, 100=8.0% lat (msec): 250=11.9%, 500=13.5%, 750=1.1%, 1000=0.2%, >=2000=0.1% fio: (groupid=0): err= 0: pid=4446 read : io=100MiB, bw=3,743KiB/s, runt= 28009msec slat (msec): min= 0, max= 7315, avg=1522.05, stdev=2243.83 clat (msec): min= 0, max= 671, avg=95.06, stdev=107.07 bw (KiB/s) : min= 99, max= 8911, per=39.96%, avg=4232.56, stdev=2401.85 write: io=35,820KiB, bw=1,786KiB/s, runt= 20529msec slat (msec): min= 0, max= 15, avg= 0.15, stdev= 1.02 clat (msec): min= 0, max= 1049, avg=102.53, stdev=140.11 bw (KiB/s) : min= 0, max=10731, per=47.57%, avg=2552.29, stdev=2613.76 cpu : usr=2.97%, sys=0.33%, ctx=1734 IO depths : 1=0.2%, 2=0.4%, 4=16.5%, 8=82.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=1.1%, 10=6.4%, 20=19.2%, 50=31.1%, 100=8.8% lat (msec): 250=17.7%, 500=13.3%, 750=0.5%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,592KiB/s, minb=3,530KiB/s, maxb=3,762KiB/s, mint=27870msec, maxt=29699msec WRITE: io=120MiB, aggrb=5,365KiB/s, minb=1,286KiB/s, maxb=2,579KiB/s, mint=27870msec, maxt=29699msec Disk stats (read/write): sda: ios=4650/2185, merge=1947/608, ticks=469724/271016, in_queue=740740, util=99.17% 2.80user 0.29system 0:30.09elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2403minor)pagefaults 0swaps