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: [mFF] [9.7% done] [ 1921/ 0 kb/s] [eta 00m:28s] Threads: 3: [mFF] [50.0% done] [ 1165/ 56288 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 0/ 28782 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.4% done] [ 0/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [70.0% done] [ 19692/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [75.0% done] [ 28455/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [80.0% done] [ 29684/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [85.0% done] [ 29428/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [94.7% done] [ 37998/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 36257/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 33000/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28616/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 35540/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=2019 read : io=100MiB, bw=4,599KiB/s, runt= 22798msec slat (msec): min= 67, max=18361, avg=13726.95, stdev=4449.63 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=18117, per=57.87%, avg=7984.35, stdev=5211.65 write: io=86,400KiB, bw=6,647KiB/s, runt= 13309msec slat (msec): min= 0, max= 180, avg= 2.60, stdev=13.10 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=116670, per=265.22%, avg=58335.00, stdev=82498.15 cpu : usr=5.40%, sys=1.40%, ctx=992 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2020 read : io=100MiB, bw=4,686KiB/s, runt= 22373msec slat (msec): min= 102, max=20874, avg=16506.06, stdev=3470.02 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 8, max=32018, per=78.97%, avg=10895.81, stdev=8826.81 write: io=99,844KiB, bw=7,671KiB/s, runt= 13328msec slat (msec): min= 0, max= 107, avg= 2.26, stdev= 3.76 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=79219, per=152.67%, avg=33579.00, stdev=40963.56 cpu : usr=5.79%, sys=1.64%, ctx=815 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2021 read : io=100MiB, bw=4,626KiB/s, runt= 22667msec slat (msec): min= 12, max=20991, avg=16572.38, stdev=3278.99 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 18, max=22319, per=68.91%, avg=9507.78, stdev=7224.31 write: io=98MiB, bw=7,709KiB/s, runt= 13287msec slat (msec): min= 0, max= 24, avg= 2.29, stdev= 3.03 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=109766, per=226.62%, avg=49844.67, stdev=55572.46 cpu : usr=6.11%, sys=1.69%, ctx=836 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,798KiB/s, minb=4,599KiB/s, maxb=4,686KiB/s, mint=22373msec, maxt=22798msec WRITE: io=280MiB, aggrb=21,995KiB/s, minb=6,647KiB/s, maxb=7,709KiB/s, mint=22373msec, maxt=22798msec Disk stats (read/write): sda: ios=3179/1826, merge=1402/69530, ticks=76556/1652392, in_queue=1735656, util=98.15% 3.95user 1.09system 0:23.16elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2414minor)pagefaults 0swaps