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] [10.3% done] [ 13953/ 5391 kb/s] [eta 00m:26s] Threads: 3: [mmm] [14.8% done] [ 17983/ 1492 kb/s] [eta 00m:23s] Threads: 3: [mmm] [17.9% done] [ 9247/ 11937 kb/s] [eta 00m:23s] Threads: 3: [mmm] [22.2% done] [ 9688/ 6222 kb/s] [eta 00m:21s] Threads: 3: [mmm] [26.9% done] [ 13237/ 3012 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 6592/ 9030 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 6789/ 9452 kb/s] [eta 00m:18s] Threads: 3: [mmm] [38.5% done] [ 10373/ 6915 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 12126/ 3296 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 11126/ 3284 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 11063/ 2150 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 11520/ 1307 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 7624/ 4359 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 5868/ 5801 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 6057/ 3426 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 9007/ 669 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 6667/ 1528 kb/s] [eta 00m:12s] Threads: 3: [mmV] [62.5% done] [ 5620/ 4001 kb/s] [eta 00m:12s] Threads: 3: [mmV] [65.6% done] [ 9739/ 0 kb/s] [eta 00m:11s] Threads: 3: [mVV] [66.7% done] [ 8770/ 2028 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.6% done] [ 13130/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [72.7% done] [ 14627/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.8% done] [ 13323/ 0 kb/s] [eta 00m:08s] Threads: 1: [V__] [81.8% done] [ 14800/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=5123 read : io=100MiB, bw=3,754KiB/s, runt= 27930msec slat (msec): min= 0, max= 4712, avg=1228.09, stdev=1743.24 clat (msec): min= 0, max= 590, avg=88.95, stdev=115.16 bw (KiB/s) : min= 4, max=18940, per=37.33%, avg=4203.59, stdev=3680.78 write: io=40,252KiB, bw=1,774KiB/s, runt= 23225msec slat (msec): min= 0, max= 99, avg= 0.32, stdev= 4.10 clat (msec): min= 0, max= 1112, avg=117.95, stdev=178.44 bw (KiB/s) : min= 0, max= 8110, per=71.37%, avg=2859.73, stdev=2553.95 cpu : usr=3.52%, sys=0.17%, ctx=1686 IO depths : 1=0.2%, 2=0.6%, 4=16.9%, 8=82.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.8%, 4=1.2%, 10=6.0%, 20=20.4%, 50=35.5%, 100=6.5% lat (msec): 250=12.2%, 500=13.2%, 750=1.7%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5124 read : io=100MiB, bw=3,905KiB/s, runt= 26847msec slat (msec): min= 0, max= 5024, avg=499.83, stdev=1160.38 clat (msec): min= 0, max= 650, avg=108.93, stdev=117.58 bw (KiB/s) : min= 99, max=10232, per=36.79%, avg=4143.33, stdev=2347.96 write: io=19,048KiB, bw=885KiB/s, runt= 22028msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.25 clat (msec): min= 0, max= 1006, avg=109.52, stdev=153.11 bw (KiB/s) : min= 0, max= 6422, per=63.57%, avg=2547.38, stdev=2422.30 cpu : usr=3.02%, sys=0.18%, ctx=1680 IO depths : 1=0.3%, 2=0.5%, 4=7.8%, 8=91.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.4%, 10=4.6%, 20=16.1%, 50=33.2%, 100=9.3% lat (msec): 250=15.8%, 500=18.5%, 750=0.8%, 1000=0.0%, >=2000=0.1% fio: (groupid=0): err= 0: pid=5125 read : io=100MiB, bw=3,964KiB/s, runt= 26451msec slat (msec): min= 0, max= 6809, avg=1305.40, stdev=2078.07 clat (msec): min= 0, max= 554, avg=93.91, stdev=104.00 bw (KiB/s) : min= 25, max=11429, per=39.46%, avg=4443.73, stdev=2916.30 write: io=31,584KiB, bw=1,661KiB/s, runt= 19470msec slat (msec): min= 0, max= 131, avg= 0.29, stdev= 5.60 clat (msec): min= 0, max= 1068, avg=92.08, stdev=131.18 bw (KiB/s) : min= 0, max=10325, per=73.83%, avg=2958.42, stdev=2756.58 cpu : usr=3.40%, sys=0.24%, ctx=1789 IO depths : 1=0.2%, 2=0.3%, 4=13.4%, 8=86.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.5%, 10=6.6%, 20=18.1%, 50=29.9%, 100=10.2% lat (msec): 250=18.2%, 500=12.9%, 750=0.4%, 1000=0.0%, >=2000=0.1% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,262KiB/s, minb=3,754KiB/s, maxb=3,964KiB/s, mint=26451msec, maxt=27930msec WRITE: io=90,884KiB, aggrb=4,007KiB/s, minb=885KiB/s, maxb=1,774KiB/s, mint=26451msec, maxt=27930msec Disk stats (read/write): sda: ios=4832/1616, merge=1571/288, ticks=496544/181656, in_queue=678220, util=99.08% 2.74user 0.23system 0:28.34elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2390minor)pagefaults 0swaps