fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [11.5% done] [ 11596/ 71308 kb/s] [eta 00m:23s] Threads: 3: [FFm] [44.4% done] [ 2476/118380 kb/s] [eta 00m:05s] Threads: 3: [FFm] [45.5% done] [ 400/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFF] [100.0% done] [ 228/ 35044 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] [66.7% done] [ 308/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.2% done] [ 21812/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [72.7% done] [ 27400/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.0% done] [ 30576/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [85.7% done] [ 27300/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.0% done] [ 36020/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 34676/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 29848/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 33116/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 31960/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=3000 read : io=100MiB, bw=4,464KiB/s, runt= 23489msec clat (msec): min= 0, max= 293, avg= 6.87, stdev=28.74 bw (KiB/s) : min= 8, max=26558, per=59.41%, avg=7956.23, stdev=6240.68 write: io=91,100KiB, bw=6,610KiB/s, runt= 14112msec clat (msec): min= 0, max= 120, avg= 0.28, stdev= 3.73 bw (KiB/s) : min= 0, max=119996, per=204.43%, avg=40854.67, stdev=68550.43 cpu : usr=4.92%, sys=1.50%, ctx=967 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=84.0%, 4=4.5%, 10=6.4%, 20=1.9%, 50=1.2%, 100=0.5% lat (msec): 250=1.2%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3001 read : io=100MiB, bw=4,623KiB/s, runt= 22680msec clat (msec): min= 0, max= 320, avg= 6.05, stdev=25.91 bw (KiB/s) : min= 1, max=23962, per=65.98%, avg=8836.35, stdev=6781.23 write: io=94,308KiB, bw=6,844KiB/s, runt= 14110msec clat (msec): min= 0, max= 22, avg= 0.09, stdev= 1.15 bw (KiB/s) : min= 0, max=21227, per=53.11%, avg=10613.50, stdev=15009.76 cpu : usr=5.31%, sys=1.32%, ctx=977 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=84.1%, 4=4.7%, 10=6.1%, 20=2.1%, 50=1.6%, 100=0.4% lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3002 read : io=100MiB, bw=4,500KiB/s, runt= 23298msec clat (msec): min= 0, max= 284, avg= 7.89, stdev=29.76 bw (KiB/s) : min= 2, max=19578, per=51.16%, avg=6851.48, stdev=5764.82 write: io=90,020KiB, bw=6,534KiB/s, runt= 14107msec clat (msec): min= 0, max= 15, avg= 0.01, stdev= 0.39 bw (KiB/s) : min= 0, max=19641, per=49.14%, avg=9820.50, stdev=13888.28 cpu : usr=5.03%, sys=1.53%, ctx=987 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=84.0%, 4=4.2%, 10=6.7%, 20=1.0%, 50=1.8%, 100=0.8% lat (msec): 250=1.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,392KiB/s, minb=4,464KiB/s, maxb=4,623KiB/s, mint=22680msec, maxt=23489msec WRITE: io=269MiB, aggrb=19,985KiB/s, minb=6,534KiB/s, maxb=6,844KiB/s, mint=22680msec, maxt=23489msec Disk stats (read/write): sda: ios=3544/1782, merge=1363/67018, ticks=85240/1490376, in_queue=1577840, util=98.74% 3.54user 1.10system 0:23.85elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (4major+1064minor)pagefaults 0swaps