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: [FFF] [100.0% done] [ 1048/ 82952 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: [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] [70.0% done] [ 12600/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 28020/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 23096/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.0% done] [ 25912/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [85.7% done] [ 33900/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.0% done] [ 36376/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 35396/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 33296/ 0 kb/s] [eta 00m:00s] Threads: 2: [VEV] [100.0% done] [ 33292/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=18271 read : io=100MiB, bw=4,484KiB/s, runt= 23381msec clat (msec): min= 0, max= 346, avg= 5.89, stdev=28.90 bw (KiB/s) : min= 0, max=17741, per=59.76%, avg=8040.44, stdev=5443.03 write: io=96,688KiB, bw=7,223KiB/s, runt= 13707msec clat (msec): min= 0, max= 117, avg= 0.28, stdev= 3.98 bw (KiB/s) : min= 0, max=53045, per=89.64%, avg=19343.00, stdev=29292.98 cpu : usr=4.96%, sys=1.71%, ctx=847 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=85.9%, 4=4.6%, 10=6.0%, 20=1.2%, 50=0.9%, 100=0.3% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=18272 read : io=100MiB, bw=4,649KiB/s, runt= 22552msec clat (msec): min= 0, max= 261, avg= 5.12, stdev=25.78 bw (KiB/s) : min= 15, max=21856, per=78.02%, avg=10496.88, stdev=6599.95 write: io=98MiB, bw=7,553KiB/s, runt= 13658msec clat (msec): min= 0, max= 61, avg= 0.13, stdev= 1.99 bw (KiB/s) : min= 0, max=108740, per=253.75%, avg=54756.33, stdev=54374.12 cpu : usr=6.00%, sys=1.33%, ctx=822 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=86.6%, 4=4.8%, 10=5.9%, 20=0.7%, 50=0.7%, 100=0.3% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=18273 read : io=100MiB, bw=4,579KiB/s, runt= 22897msec clat (msec): min= 0, max= 295, avg= 6.33, stdev=26.70 bw (KiB/s) : min= 12, max=18837, per=60.97%, avg=8203.24, stdev=5534.18 write: io=91,424KiB, bw=6,831KiB/s, runt= 13703msec clat (msec): min= 0, max= 52, avg= 0.10, stdev= 1.60 bw (KiB/s) : min= 0, max=17537, per=40.63%, avg=8768.50, stdev=12400.53 cpu : usr=5.26%, sys=1.35%, ctx=1021 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=83.0%, 4=4.7%, 10=8.1%, 20=1.4%, 50=1.1%, 100=0.4% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,454KiB/s, minb=4,484KiB/s, maxb=4,649KiB/s, mint=22552msec, maxt=23381msec WRITE: io=282MiB, aggrb=21,579KiB/s, minb=6,831KiB/s, maxb=7,553KiB/s, mint=22552msec, maxt=23381msec Disk stats (read/write): sda: ios=3313/1877, merge=1231/70234, ticks=82764/1731244, in_queue=1847336, util=98.57% 3.72user 1.02system 0:23.69elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1068minor)pagefaults 0swaps