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] [11.1% done] [ 16183/ 2174 kb/s] [eta 00m:24s] Threads: 3: [mmm] [15.4% done] [ 11840/ 8272 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 6328/ 10804 kb/s] [eta 00m:20s] Threads: 3: [mmm] [22.2% done] [ 8324/ 7832 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 11587/ 4636 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 9856/ 6748 kb/s] [eta 00m:20s] Threads: 3: [mmm] [32.1% done] [ 4944/ 8724 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 8584/ 6056 kb/s] [eta 00m:18s] Threads: 3: [mmm] [40.7% done] [ 6192/ 9448 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 8504/ 5912 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 7068/ 5908 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 5936/ 7728 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 7416/ 3796 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 3508/ 7476 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 3464/ 7332 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 7296/ 3832 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 6484/ 3644 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 9176/ 704 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 7608/ 1948 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 10720/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19496/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 18284/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 19668/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 21516/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [90.0% done] [ 18472/ 0 kb/s] [eta 00m:03s] Threads: 2: [_VV] [96.6% done] [ 19576/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=25276 read : io=100MiB, bw=3,781KiB/s, runt= 27732msec slat (msec): min= 0, max= 5738, avg=871.86, stdev=1558.96 clat (msec): min= 3, max= 553, avg=89.42, stdev=79.94 bw (KiB/s) : min= 127, max= 8747, per=39.09%, avg=4257.36, stdev=2334.71 write: io=34,376KiB, bw=1,600KiB/s, runt= 21993msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.29 clat (msec): min= 0, max= 736, avg=135.80, stdev=116.53 bw (KiB/s) : min= 0, max= 5508, per=37.99%, avg=2276.56, stdev=1731.00 cpu : usr=3.56%, sys=0.27%, ctx=1819 IO depths : 1=0.1%, 2=0.3%, 4=12.1%, 8=87.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.4%, 10=3.3%, 20=13.4%, 50=21.1%, 100=21.7% lat (msec): 250=32.5%, 500=6.8%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25277 read : io=100MiB, bw=3,630KiB/s, runt= 28879msec slat (msec): min= 0, max= 8667, avg=2211.53, stdev=2924.83 clat (msec): min= 2, max= 642, avg=91.47, stdev=86.03 bw (KiB/s) : min= 135, max= 8808, per=38.20%, avg=4160.29, stdev=2661.58 write: io=43,880KiB, bw=2,218KiB/s, runt= 20254msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.27 clat (msec): min= 0, max= 576, avg=102.78, stdev=84.00 bw (KiB/s) : min= 0, max=10480, per=47.81%, avg=2864.81, stdev=2361.62 cpu : usr=3.45%, sys=0.28%, ctx=1774 IO depths : 1=0.1%, 2=0.3%, 4=15.9%, 8=83.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.4%, 10=3.5%, 20=12.0%, 50=22.4%, 100=25.5% lat (msec): 250=28.8%, 500=6.5%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25278 read : io=100MiB, bw=3,633KiB/s, runt= 28861msec slat (msec): min= 0, max= 7354, avg=2062.17, stdev=2583.54 clat (msec): min= 0, max= 487, avg=86.45, stdev=80.38 bw (KiB/s) : min= 16, max=14592, per=39.12%, avg=4260.60, stdev=3227.50 write: io=50,456KiB, bw=2,400KiB/s, runt= 21522msec slat (msec): min= 0, max= 5, avg= 0.09, stdev= 0.45 clat (msec): min= 0, max= 1076, avg=108.37, stdev=123.79 bw (KiB/s) : min= 0, max= 8134, per=54.78%, avg=3282.46, stdev=2587.12 cpu : usr=3.71%, sys=0.30%, ctx=1834 IO depths : 1=0.2%, 2=0.4%, 4=17.6%, 8=81.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.8%, 10=3.7%, 20=12.2%, 50=24.9%, 100=23.4% lat (msec): 250=27.1%, 500=6.7%, 750=0.2%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,892KiB/s, minb=3,630KiB/s, maxb=3,781KiB/s, mint=27732msec, maxt=28879msec WRITE: io=126MiB, aggrb=5,992KiB/s, minb=1,600KiB/s, maxb=2,400KiB/s, mint=27732msec, maxt=28879msec Disk stats (read/write): sda: ios=4800/2163, merge=1561/489, ticks=443624/276436, in_queue=720060, util=99.38% 3.10user 0.41system 0:29.16elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2405minor)pagefaults 0swaps