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] [5.3% done] [ 4961/ 48847 kb/s] [eta 00m:54s] Threads: 3: [mmF] [6.7% done] [ 1015/ 47018 kb/s] [eta 00m:56s] Threads: 3: [mmF] [8.3% done] [ 365/ 0 kb/s] [eta 00m:55s] Threads: 3: [mmF] [10.0% done] [ 325/ 0 kb/s] [eta 00m:54s] Threads: 3: [mmV] [11.7% done] [ 4063/ 8508 kb/s] [eta 00m:53s] Threads: 3: [mFV] [44.4% done] [ 20488/136244 kb/s] [eta 00m:10s] Threads: 3: [FFV] [81.8% done] [ 117/ 36192 kb/s] [eta 00m:02s] Threads: 3: [FFV] [83.3% done] [ 402/ 0 kb/s] [eta 00m:02s] Threads: 3: [FFV] [84.6% done] [ 885/ 0 kb/s] [eta 00m:02s] Threads: 3: [FFV] [85.7% done] [ 260/ 0 kb/s] [eta 00m:02s] Threads: 3: [FFV] [81.2% done] [ 800/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFV] [82.4% done] [ 223/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFV] [83.3% done] [ 203/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [69.6% done] [ 12405/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.0% done] [ 26969/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 32349/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [79.2% done] [ 30313/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.0% done] [ 31528/ 0 kb/s] [eta 00m:03s] Threads: 2: [VVE] [95.5% done] [ 32938/ 0 kb/s] [eta 00m:01s] Threads: 2: [VV_] [100.0% done] [ 25071/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 34872/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=5024 read : io=100MiB, bw=4,356KiB/s, runt= 24068msec clat (msec): min= 0, max= 973, avg= 9.71, stdev=54.12 bw (KiB/s) : min= 4, max=38180, per=51.97%, avg=6792.19, stdev=8347.88 write: io=92,096KiB, bw=6,057KiB/s, runt= 15568msec clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=52506, per=146.50%, avg=26253.00, stdev=37127.35 cpu : usr=4.90%, sys=1.48%, ctx=896 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=85.2%, 4=4.6%, 10=5.6%, 20=1.0%, 50=1.5%, 100=0.5% lat (msec): 250=1.3%, 500=0.1%, 750=0.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5025 read : io=100MiB, bw=4,489KiB/s, runt= 23354msec clat (msec): min= 0, max= 1146, avg= 8.64, stdev=47.33 bw (KiB/s) : min= 20, max=21387, per=56.46%, avg=7379.88, stdev=6125.52 write: io=85,988KiB, bw=5,658KiB/s, runt= 15561msec clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=108609, per=303.04%, avg=54304.50, stdev=76798.16 cpu : usr=4.80%, sys=1.64%, ctx=986 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=83.3%, 4=4.4%, 10=6.9%, 20=1.5%, 50=2.1%, 100=0.5% lat (msec): 250=1.0%, 500=0.0%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5026 read : io=100MiB, bw=4,973KiB/s, runt= 21085msec clat (msec): min= 0, max= 877, avg= 9.90, stdev=60.50 bw (KiB/s) : min= 21, max=26425, per=51.19%, avg=6690.56, stdev=7120.88 write: io=94,368KiB, bw=13,773KiB/s, runt= 7016msec clat (msec): min= 0, max= 23, avg= 0.04, stdev= 0.95 bw (KiB/s) : min= 0, max=44513, per=124.20%, avg=22256.50, stdev=31475.44 cpu : usr=5.88%, sys=1.69%, ctx=851 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=84.9%, 4=4.7%, 10=6.0%, 20=0.9%, 50=1.4%, 100=0.7% lat (msec): 250=0.9%, 500=0.1%, 750=0.1%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,070KiB/s, minb=4,356KiB/s, maxb=4,973KiB/s, mint=21085msec, maxt=24068msec WRITE: io=266MiB, aggrb=17,920KiB/s, minb=5,658KiB/s, maxb=13,773KiB/s, mint=21085msec, maxt=24068msec Disk stats (read/write): sda: ios=3501/2077, merge=1218/65828, ticks=74912/1456204, in_queue=1534044, util=99.38% 3.54user 1.16system 0:24.48elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (4major+1074minor)pagefaults 0swaps