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] [7.3% done] [ 13284/ 8040 kb/s] [eta 00m:38s] Threads: 3: [mmm] [12.1% done] [ 12660/ 6053 kb/s] [eta 00m:29s] Threads: 3: [mmm] [17.2% done] [ 13820/ 4616 kb/s] [eta 00m:24s] Threads: 3: [mmm] [20.7% done] [ 8776/ 8780 kb/s] [eta 00m:23s] Threads: 3: [mmm] [24.1% done] [ 8612/ 6632 kb/s] [eta 00m:22s] Threads: 3: [mmm] [27.6% done] [ 9124/ 6588 kb/s] [eta 00m:21s] Threads: 3: [mmm] [31.0% done] [ 10740/ 5688 kb/s] [eta 00m:20s] Threads: 3: [mmm] [34.5% done] [ 6200/ 8956 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 8816/ 5536 kb/s] [eta 00m:18s] Threads: 3: [mmm] [41.4% done] [ 9816/ 3808 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 4104/ 8584 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 4432/ 7640 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 11772/ 672 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 10524/ 1708 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 5340/ 6408 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 3752/ 6620 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 5724/ 3384 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 7732/ 1980 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 6060/ 3196 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 6824/ 3864 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 20496/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 18488/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 21016/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 19024/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 16240/ 0 kb/s] [eta 00m:03s] Threads: 2: [_VV] [93.3% done] [ 19086/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=8202 read : io=100MiB, bw=3,752KiB/s, runt= 27943msec slat (msec): min= 0, max= 6258, avg=1822.79, stdev=2279.76 clat (msec): min= 0, max= 914, avg=88.23, stdev=102.94 bw (KiB/s) : min= 21, max=10007, per=35.48%, avg=3875.11, stdev=2677.37 write: io=41,588KiB, bw=1,948KiB/s, runt= 21861msec slat (msec): min= 0, max= 3, avg= 0.02, stdev= 0.19 clat (msec): min= 0, max= 877, avg=86.13, stdev=121.30 bw (KiB/s) : min= 0, max= 8587, per=38.60%, avg=2283.61, stdev=2192.63 cpu : usr=3.55%, sys=0.26%, ctx=1874 IO depths : 1=0.1%, 2=0.2%, 4=17.4%, 8=82.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.6%, 4=1.3%, 10=5.0%, 20=17.3%, 50=23.3%, 100=19.7% lat (msec): 250=23.8%, 500=5.4%, 750=0.9%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8203 read : io=100MiB, bw=3,641KiB/s, runt= 28799msec slat (msec): min= 0, max= 8410, avg=1620.47, stdev=2581.03 clat (msec): min= 0, max= 686, avg=95.10, stdev=88.12 bw (KiB/s) : min= 33, max=10831, per=39.09%, avg=4270.19, stdev=2587.41 write: io=40,896KiB, bw=2,051KiB/s, runt= 20409msec slat (msec): min= 0, max= 7, avg= 0.17, stdev= 0.72 clat (msec): min= 0, max= 822, avg=119.76, stdev=117.60 bw (KiB/s) : min= 0, max= 9138, per=55.66%, avg=3292.95, stdev=2699.89 cpu : usr=3.25%, sys=0.21%, ctx=1753 IO depths : 1=0.2%, 2=0.3%, 4=13.3%, 8=86.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.2%, 10=2.0%, 20=10.6%, 50=23.3%, 100=24.5% lat (msec): 250=29.0%, 500=8.2%, 750=0.7%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8204 read : io=100MiB, bw=3,642KiB/s, runt= 28786msec slat (msec): min= 0, max= 7744, avg=1799.87, stdev=2471.65 clat (msec): min= 0, max= 800, avg=90.37, stdev=91.06 bw (KiB/s) : min= 26, max=12434, per=39.30%, avg=4293.02, stdev=3120.96 write: io=43,820KiB, bw=2,130KiB/s, runt= 21063msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 638, avg=104.90, stdev=92.85 bw (KiB/s) : min= 0, max= 8738, per=54.17%, avg=3204.73, stdev=2611.09 cpu : usr=3.46%, sys=0.26%, ctx=1853 IO depths : 1=0.1%, 2=0.3%, 4=14.8%, 8=84.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.2%, 10=2.9%, 20=10.1%, 50=24.9%, 100=25.5% lat (msec): 250=28.0%, 500=6.4%, 750=0.3%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,923KiB/s, minb=3,641KiB/s, maxb=3,752KiB/s, mint=27943msec, maxt=28799msec WRITE: io=123MiB, aggrb=5,916KiB/s, minb=1,948KiB/s, maxb=2,130KiB/s, mint=27943msec, maxt=28799msec Disk stats (read/write): sda: ios=4838/2214, merge=1626/480, ticks=457116/251504, in_queue=708620, util=99.37% 2.98user 0.28system 0:29.10elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2400minor)pagefaults 0swaps