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: [mFF] [30.0% done] [ 148/ 0 kb/s] [eta 00m:07s] Threads: 3: [mFF] [30.8% done] [ 0/ 0 kb/s] [eta 00m:09s] Threads: 3: [FFF] [100.0% done] [ 252/ 56976 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] [ 2212/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [68.2% done] [ 26772/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 33036/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [73.9% done] [ 30528/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.8% done] [ 34356/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.5% done] [ 37220/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 39208/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30888/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 40760/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=2602 read : io=100MiB, bw=4,550KiB/s, runt= 23042msec clat (msec): min= 0, max= 1798, avg= 6.68, stdev=55.97 bw (KiB/s) : min= 0, max=35577, per=66.75%, avg=9112.20, stdev=9503.28 write: io=97,028KiB, bw=7,180KiB/s, runt= 13837msec clat (msec): min= 0, max= 55, avg= 0.24, stdev= 2.57 bw (KiB/s) : min= 0, max=115908, per=163.84%, avg=36175.25, stdev=53806.02 cpu : usr=6.21%, sys=1.63%, ctx=899 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=86.2%, 4=4.7%, 10=6.5%, 20=1.0%, 50=0.3%, 100=0.1% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2603 read : io=100MiB, bw=4,658KiB/s, runt= 22510msec clat (msec): min= 0, max= 244, avg= 4.72, stdev=25.18 bw (KiB/s) : min= 1, max=24641, per=84.84%, avg=11581.75, stdev=5585.15 write: io=100MiB, bw=7,557KiB/s, runt= 13874msec clat (msec): min= 0, max= 73, avg= 0.18, stdev= 2.20 bw (KiB/s) : min= 0, max=65478, per=166.57%, avg=36776.67, stdev=33477.61 cpu : usr=6.59%, sys=1.69%, ctx=775 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=86.5%, 4=5.4%, 10=5.8%, 20=1.0%, 50=0.2%, 100=0.2% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2604 read : io=100MiB, bw=4,821KiB/s, runt= 21748msec clat (msec): min= 0, max= 231, avg= 4.49, stdev=23.58 bw (KiB/s) : min= 3, max=23371, per=84.05%, avg=11475.00, stdev=5776.65 write: io=99,724KiB, bw=7,382KiB/s, runt= 13833msec clat (msec): min= 0, max= 7, avg= 0.03, stdev= 0.39 bw (KiB/s) : min= 0, max=104308, per=236.22%, avg=52154.00, stdev=73756.89 cpu : usr=5.39%, sys=1.78%, ctx=771 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=4.7%, 10=6.2%, 20=0.6%, 50=0.4%, 100=0.1% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,652KiB/s, minb=4,550KiB/s, maxb=4,821KiB/s, mint=21748msec, maxt=23042msec WRITE: io=292MiB, aggrb=22,079KiB/s, minb=7,180KiB/s, maxb=7,557KiB/s, mint=21748msec, maxt=23042msec Disk stats (read/write): sda: ios=3089/2232, merge=1451/72434, ticks=61204/1709444, in_queue=1772584, util=96.82% 4.10user 1.20system 0:23.45elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (4major+1068minor)pagefaults 0swaps