fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [10.3% done] [ 10109/ 23417 kb/s] [eta 00m:26s] Threads: 3: [mmm] [19.0% done] [ 25317/ 3086 kb/s] [eta 00m:17s] Threads: 3: [mmm] [26.3% done] [ 8262/ 19392 kb/s] [eta 00m:14s] Threads: 3: [mmm] [31.6% done] [ 25651/ 6104 kb/s] [eta 00m:13s] Threads: 3: [mmm] [38.9% done] [ 18368/ 13965 kb/s] [eta 00m:11s] Threads: 3: [mmm] [44.4% done] [ 26438/ 5361 kb/s] [eta 00m:10s] Threads: 3: [mmm] [50.0% done] [ 12579/ 7494 kb/s] [eta 00m:09s] Threads: 3: [mmm] [52.6% done] [ 10862/ 1654 kb/s] [eta 00m:09s] Threads: 3: [mmm] [57.9% done] [ 11850/ 0 kb/s] [eta 00m:08s] Threads: 3: [Fmm] [57.1% done] [ 4966/ 1744 kb/s] [eta 00m:09s] Threads: 3: [FFm] [61.9% done] [ 1425/ 4363 kb/s] [eta 00m:08s] Threads: 3: [FFm] [63.6% done] [ 4233/ 0 kb/s] [eta 00m:08s] Threads: 3: [FFm] [68.2% done] [ 3363/ 1658 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 0/ 1143 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FEF] [100.0% done] [ 25446/ 0 kb/s] [eta 00m:00s] Threads: 1: [__F] [100.0% done] [ 32220/ 0 kb/s] [eta 00m:00s] Threads: 1: [__V] [71.4% done] [ 3654/ 0 kb/s] [eta 00m:08s] fio: (groupid=0): err= 0: pid=5144 read : io=100MiB, bw=5,476KiB/s, runt= 19148msec clat (msec): min= 0, max= 294, avg= 4.66, stdev=27.44 bw (KiB/s) : min= 0, max=27282, per=48.41%, avg=7284.59, stdev=6908.46 write: io=32,724KiB, bw=1,767KiB/s, runt= 18956msec clat (msec): min= 0, max= 272, avg= 5.27, stdev=29.67 bw (KiB/s) : min= 0, max=15045, per=137.35%, avg=7264.62, stdev=5104.16 cpu : usr=4.95%, sys=1.07%, ctx=3034 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=85.0%, 4=1.8%, 10=5.9%, 20=4.8%, 50=0.8%, 100=0.0% lat (msec): 250=1.4%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5145 read : io=100MiB, bw=5,676KiB/s, runt= 18472msec clat (msec): min= 0, max= 1161, avg= 5.80, stdev=42.49 bw (KiB/s) : min= 22, max=17810, per=47.47%, avg=7143.53, stdev=6205.54 write: io=25,844KiB, bw=1,444KiB/s, runt= 18321msec clat (msec): min= 0, max= 286, avg= 6.49, stdev=33.68 bw (KiB/s) : min= 0, max=13539, per=95.45%, avg=5048.50, stdev=5626.24 cpu : usr=4.85%, sys=0.78%, ctx=2205 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=86.9%, 4=1.6%, 10=4.3%, 20=4.7%, 50=0.4%, 100=0.0% lat (msec): 250=1.4%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.1% fio: (groupid=0): err= 0: pid=5146 read : io=100MiB, bw=5,016KiB/s, runt= 20902msec clat (msec): min= 0, max= 341, avg= 5.20, stdev=28.15 bw (KiB/s) : min= 1, max=10971, per=29.42%, avg=4427.14, stdev=3545.54 write: io=48,000KiB, bw=2,382KiB/s, runt= 20630msec clat (msec): min= 0, max= 303, avg= 9.16, stdev=36.09 bw (KiB/s) : min= 0, max=18529, per=94.14%, avg=4978.82, stdev=5095.50 cpu : usr=4.90%, sys=1.26%, ctx=4404 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=80.9%, 4=1.8%, 10=6.3%, 20=7.1%, 50=1.0%, 100=0.9% lat (msec): 250=1.4%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,049KiB/s, minb=5,016KiB/s, maxb=5,676KiB/s, mint=18472msec, maxt=20902msec WRITE: io=104MiB, aggrb=5,289KiB/s, minb=1,444KiB/s, maxb=2,382KiB/s, mint=18472msec, maxt=20902msec Disk stats (read/write): sda: ios=9444/1271, merge=0/25430, ticks=37852/1532476, in_queue=1570324, util=97.58% 2.87user 0.64system 0:21.35elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (9444major+95009minor)pagefaults 0swaps