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] [12.5% done] [ 13672/ 4068 kb/s] [eta 00m:21s] Threads: 3: [mmm] [16.0% done] [ 15512/ 4492 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 6600/ 12012 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 8012/ 9156 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 13404/ 3592 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 9778/ 5461 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 5140/ 9333 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 7184/ 7838 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 6009/ 7980 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 9500/ 5388 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 7801/ 5932 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 10605/ 1897 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 8305/ 4453 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 4859/ 5794 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 8899/ 1913 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 7233/ 2937 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 7322/ 3185 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 8001/ 1462 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 4413/ 4433 kb/s] [eta 00m:12s] Threads: 3: [VVV] [66.7% done] [ 2149/ 5298 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 19366/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 19195/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 19041/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 18753/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [84.4% done] [ 19106/ 0 kb/s] [eta 00m:05s] Threads: 2: [VV_] [90.3% done] [ 17143/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=1980 read : io=100MiB, bw=3,691KiB/s, runt= 28403msec slat (msec): min= 0, max= 6443, avg=1601.06, stdev=2193.33 clat (msec): min= 0, max= 543, avg=85.80, stdev=80.91 bw (KiB/s) : min= 159, max= 9950, per=35.86%, avg=3935.82, stdev=2670.10 write: io=44,104KiB, bw=2,045KiB/s, runt= 22081msec slat (msec): min= 0, max= 11, avg= 0.13, stdev= 0.82 clat (msec): min= 0, max= 940, avg=106.24, stdev=135.99 bw (KiB/s) : min= 0, max= 7053, per=43.71%, avg=2434.45, stdev=1916.70 cpu : usr=3.72%, sys=0.31%, ctx=1841 IO depths : 1=0.1%, 2=0.5%, 4=16.7%, 8=82.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=0.8%, 10=5.6%, 20=15.0%, 50=21.7%, 100=21.6% lat (msec): 250=26.1%, 500=6.5%, 750=0.5%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1981 read : io=100MiB, bw=3,658KiB/s, runt= 28659msec slat (msec): min= 0, max= 8622, avg=1944.55, stdev=2757.09 clat (msec): min= 0, max= 1073, avg=84.19, stdev=96.24 bw (KiB/s) : min= 36, max=15360, per=42.57%, avg=4672.00, stdev=3319.08 write: io=42,116KiB, bw=2,138KiB/s, runt= 20171msec slat (msec): min= 0, max= 13, avg= 0.15, stdev= 0.97 clat (msec): min= 0, max= 834, avg=114.59, stdev=111.09 bw (KiB/s) : min= 0, max= 7482, per=52.35%, avg=2915.96, stdev=2306.93 cpu : usr=3.52%, sys=0.14%, ctx=1842 IO depths : 1=0.2%, 2=0.3%, 4=13.5%, 8=86.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.3%, 10=2.9%, 20=11.6%, 50=25.1%, 100=25.6% lat (msec): 250=27.5%, 500=5.2%, 750=0.2%, 1000=0.1%, >=2000=0.3% fio: (groupid=0): err= 0: pid=1982 read : io=100MiB, bw=3,736KiB/s, runt= 28060msec slat (msec): min= 0, max= 6476, avg=1571.04, stdev=2190.31 clat (msec): min= 0, max= 559, avg=88.91, stdev=82.27 bw (KiB/s) : min= 16, max= 8941, per=38.94%, avg=4273.71, stdev=2576.94 write: io=33,900KiB, bw=1,578KiB/s, runt= 21990msec slat (msec): min= 0, max= 2, avg= 0.02, stdev= 0.17 clat (msec): min= 0, max= 997, avg=101.18, stdev=109.58 bw (KiB/s) : min= 0, max= 5484, per=42.34%, avg=2358.28, stdev=1814.82 cpu : usr=3.31%, sys=0.26%, ctx=1878 IO depths : 1=0.1%, 2=0.2%, 4=15.2%, 8=84.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.3%, 10=3.9%, 20=13.1%, 50=23.6%, 100=22.8% lat (msec): 250=28.9%, 500=6.2%, 750=0.3%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,976KiB/s, minb=3,658KiB/s, maxb=3,736KiB/s, mint=28060msec, maxt=28659msec WRITE: io=117MiB, aggrb=5,570KiB/s, minb=1,578KiB/s, maxb=2,138KiB/s, mint=28060msec, maxt=28659msec Disk stats (read/write): sda: ios=4892/2183, merge=1476/521, ticks=430252/415148, in_queue=845396, util=99.51% 3.06user 0.28system 0:28.92elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2405minor)pagefaults 0swaps