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] [8.6% done] [ 10451/ 56856 kb/s] [eta 00m:32s] Threads: 3: [Fmm] [9.8% done] [ 3429/ 36449 kb/s] [eta 00m:37s] Threads: 3: [Fmm] [9.6% done] [ 28/ 0 kb/s] [eta 00m:47s] Threads: 3: [Fmm] [10.0% done] [ 300/ 0 kb/s] [eta 00m:54s] Threads: 3: [Fmm] [17.5% done] [ 333/ 42130 kb/s] [eta 00m:33s] Threads: 3: [FFF] [100.0% done] [ 0/ 84934 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: [VFF] [68.4% done] [ 0/ 0 kb/s] [eta 00m:06s] Threads: 3: [VFF] [70.0% done] [ 4/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [68.2% done] [ 3863/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 20260/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [73.9% done] [ 34216/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [78.3% done] [ 24192/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [82.6% done] [ 32388/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.9% done] [ 33896/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [95.5% done] [ 31700/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 35960/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 30888/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=4508 read : io=100MiB, bw=4,337KiB/s, runt= 24173msec clat (msec): min= 0, max= 903, avg= 6.96, stdev=41.56 bw (KiB/s) : min= 0, max=39882, per=59.40%, avg=7729.91, stdev=8827.91 write: io=96,176KiB, bw=7,532KiB/s, runt= 13075msec clat (msec): min= 0, max= 66, avg= 0.29, stdev= 3.61 bw (KiB/s) : min= 0, max=56645, per=86.47%, avg=16361.75, stdev=27160.53 cpu : usr=5.10%, sys=1.31%, ctx=852 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=86.0%, 4=5.1%, 10=5.3%, 20=1.1%, 50=0.8%, 100=0.4% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4509 read : io=100MiB, bw=4,469KiB/s, runt= 23461msec clat (msec): min= 0, max= 973, avg= 8.21, stdev=46.83 bw (KiB/s) : min= 22, max=17481, per=51.68%, avg=6725.32, stdev=5207.93 write: io=90,776KiB, bw=6,259KiB/s, runt= 14849msec clat (msec): min= 0, max= 12, avg= 0.02, stdev= 0.46 bw (KiB/s) : min= 0, max=10171, per=26.88%, avg=5085.50, stdev=7191.98 cpu : usr=4.77%, sys=1.48%, ctx=1024 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=82.8%, 4=4.4%, 10=7.7%, 20=1.9%, 50=1.5%, 100=0.5% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4510 read : io=100MiB, bw=4,486KiB/s, runt= 23374msec clat (msec): min= 0, max= 1776, avg= 8.76, stdev=59.36 bw (KiB/s) : min= 7, max=21916, per=56.36%, avg=7334.46, stdev=5822.47 write: io=87,440KiB, bw=6,032KiB/s, runt= 14843msec clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=115630, per=305.54%, avg=57815.00, stdev=81762.76 cpu : usr=5.20%, sys=1.40%, ctx=999 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=82.5%, 4=5.6%, 10=6.7%, 20=1.7%, 50=1.8%, 100=0.4% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,013KiB/s, minb=4,337KiB/s, maxb=4,486KiB/s, mint=23374msec, maxt=24173msec WRITE: io=268MiB, aggrb=18,922KiB/s, minb=6,032KiB/s, maxb=7,532KiB/s, mint=23374msec, maxt=24173msec Disk stats (read/write): sda: ios=3640/2029, merge=1172/66565, ticks=71148/1557420, in_queue=1633208, util=99.33% 3.57user 1.09system 0:24.47elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1070minor)pagefaults 0swaps