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] [8.3% done] [ 10608/ 10945 kb/s] [eta 00m:33s] Threads: 3: [mmm] [12.1% done] [ 13336/ 4766 kb/s] [eta 00m:29s] Threads: 3: [mmm] [16.7% done] [ 15815/ 1718 kb/s] [eta 00m:25s] Threads: 3: [mmm] [19.4% done] [ 10999/ 4039 kb/s] [eta 00m:25s] Threads: 3: [mmm] [23.3% done] [ 13706/ 4071 kb/s] [eta 00m:23s] Threads: 3: [mmm] [26.7% done] [ 9216/ 6363 kb/s] [eta 00m:22s] Threads: 3: [mmm] [31.0% done] [ 11142/ 2783 kb/s] [eta 00m:20s] Threads: 3: [mmm] [33.3% done] [ 6773/ 7493 kb/s] [eta 00m:20s] Threads: 3: [mmm] [36.7% done] [ 9447/ 5611 kb/s] [eta 00m:19s] Threads: 3: [mmm] [38.7% done] [ 9008/ 5936 kb/s] [eta 00m:19s] Threads: 3: [mmm] [41.9% done] [ 11008/ 3567 kb/s] [eta 00m:18s] Threads: 3: [mmm] [45.2% done] [ 10938/ 2685 kb/s] [eta 00m:17s] Threads: 3: [mmm] [48.4% done] [ 7062/ 4920 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 6749/ 5270 kb/s] [eta 00m:16s] Threads: 3: [mmm] [53.1% done] [ 3462/ 7647 kb/s] [eta 00m:15s] Threads: 3: [mmm] [56.2% done] [ 7777/ 1666 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 1405/ 9927 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 5233/ 4798 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 3559/ 5331 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 5948/ 3888 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 20313/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 17842/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 19447/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 21073/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [90.0% done] [ 19293/ 0 kb/s] [eta 00m:03s] Threads: 1: [V__] [100.0% done] [ 18923/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=6846 read : io=100MiB, bw=3,718KiB/s, runt= 28198msec slat (msec): min= 0, max= 6383, avg=2062.93, stdev=2367.35 clat (msec): min= 0, max= 599, avg=73.11, stdev=83.42 bw (KiB/s) : min= 67, max=19580, per=40.13%, avg=4476.13, stdev=3718.85 write: io=48,052KiB, bw=2,255KiB/s, runt= 21814msec slat (msec): min= 0, max= 12, avg= 0.14, stdev= 0.86 clat (msec): min= 0, max= 948, avg=104.02, stdev=143.62 bw (KiB/s) : min= 0, max=10630, per=48.65%, avg=2729.97, stdev=2355.37 cpu : usr=3.50%, sys=0.23%, ctx=1880 IO depths : 1=0.1%, 2=0.3%, 4=20.9%, 8=78.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.8%, 10=7.2%, 20=20.8%, 50=23.7%, 100=16.9% lat (msec): 250=22.3%, 500=5.4%, 750=0.7%, 1000=0.6%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6847 read : io=100MiB, bw=3,890KiB/s, runt= 26950msec slat (msec): min= 0, max= 6990, avg=1336.34, stdev=2228.49 clat (msec): min= 0, max= 555, avg=92.53, stdev=79.77 bw (KiB/s) : min= 7, max=13413, per=37.30%, avg=4160.93, stdev=2874.63 write: io=34,868KiB, bw=1,777KiB/s, runt= 20092msec slat (msec): min= 0, max= 8, avg= 0.18, stdev= 0.87 clat (msec): min= 0, max= 570, avg=101.79, stdev=98.74 bw (KiB/s) : min= 0, max=14085, per=50.24%, avg=2819.59, stdev=3609.83 cpu : usr=3.89%, sys=0.25%, ctx=1779 IO depths : 1=0.1%, 2=0.3%, 4=11.9%, 8=87.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.8%, 4=0.6%, 10=3.1%, 20=9.3%, 50=21.9%, 100=26.1% lat (msec): 250=28.9%, 500=7.0%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6848 read : io=100MiB, bw=3,797KiB/s, runt= 27612msec slat (msec): min= 0, max= 6717, avg=1597.68, stdev=2272.98 clat (msec): min= 0, max= 670, avg=92.17, stdev=82.19 bw (KiB/s) : min= 43, max= 9640, per=41.11%, avg=4585.87, stdev=2530.64 write: io=36,648KiB, bw=1,799KiB/s, runt= 20857msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.30 clat (msec): min= 0, max= 1011, avg=106.97, stdev=132.45 bw (KiB/s) : min= 0, max= 7387, per=49.39%, avg=2771.96, stdev=2332.97 cpu : usr=3.58%, sys=0.20%, ctx=1749 IO depths : 1=0.1%, 2=0.6%, 4=14.8%, 8=84.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.5%, 10=3.6%, 20=11.2%, 50=22.3%, 100=24.6% lat (msec): 250=29.6%, 500=5.8%, 750=0.6%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,155KiB/s, minb=3,718KiB/s, maxb=3,890KiB/s, mint=26950msec, maxt=28198msec WRITE: io=117MiB, aggrb=5,612KiB/s, minb=1,777KiB/s, maxb=2,255KiB/s, mint=26950msec, maxt=28198msec Disk stats (read/write): sda: ios=4837/2082, merge=1616/498, ticks=434252/235548, in_queue=669804, util=99.33% 3.08user 0.21system 0:28.48elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2426minor)pagefaults 0swaps