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] [50.0% done] [ 1996/152288 kb/s] [eta 00m:03s] Threads: 3: [mFF] [44.4% done] [ 1016/ 0 kb/s] [eta 00m:05s] Threads: 3: [FFF] [100.0% done] [ 296/ 34536 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: [FFV] [73.3% done] [ 3676/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFV] [80.0% done] [ 10412/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFV] [81.2% done] [ 7972/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFV] [87.5% done] [ 8920/ 0 kb/s] [eta 00m:02s] Threads: 3: [FFV] [93.8% done] [ 8940/ 0 kb/s] [eta 00m:01s] Threads: 3: [FFV] [100.0% done] [ 12888/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFV] [100.0% done] [ 17128/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFV] [100.0% done] [ 14528/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 9824/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [71.4% done] [ 15888/ 0 kb/s] [eta 00m:08s] Threads: 2: [VV_] [77.8% done] [ 27812/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [91.7% done] [ 29120/ 0 kb/s] [eta 00m:02s] Threads: 2: [VV_] [100.0% done] [ 35984/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 34528/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 29104/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=30662 read : io=100MiB, bw=4,068KiB/s, runt= 25772msec clat (msec): min= 0, max= 149, avg= 5.31, stdev=18.77 bw (KiB/s) : min= 0, max=29803, per=81.93%, avg=9921.30, stdev=9179.45 write: io=93,920KiB, bw=4,941KiB/s, runt= 19463msec clat (msec): min= 0, max= 49, avg= 0.20, stdev= 2.71 bw (KiB/s) : min= 0, max=44908, per=105.17%, avg=15721.50, stdev=21190.09 cpu : usr=5.29%, sys=1.43%, ctx=936 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=84.7%, 4=4.5%, 10=5.9%, 20=1.5%, 50=1.7%, 100=0.8% lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30663 read : io=100MiB, bw=4,036KiB/s, runt= 25977msec clat (msec): min= 0, max= 239, avg= 4.39, stdev=16.40 bw (KiB/s) : min= 11, max=23715, per=95.22%, avg=11529.71, stdev=8607.19 write: io=95,920KiB, bw=5,046KiB/s, runt= 19462msec clat (msec): min= 0, max= 31, avg= 0.10, stdev= 1.35 bw (KiB/s) : min= 0, max=80732, per=260.58%, avg=38952.00, stdev=44993.25 cpu : usr=5.25%, sys=1.31%, ctx=932 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=4.5%, 10=7.0%, 20=1.5%, 50=1.7%, 100=0.4% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30664 read : io=100MiB, bw=5,486KiB/s, runt= 19111msec clat (msec): min= 0, max= 203, avg= 5.92, stdev=16.57 bw (KiB/s) : min= 23, max=19717, per=78.39%, avg=9492.45, stdev=5273.31 write: io=94,288KiB, bw=9,459KiB/s, runt= 10207msec clat (msec): min= 0, max= 8, avg= 0.01, stdev= 0.27 bw (KiB/s) : min= 0, max=115785, per=387.29%, avg=57892.50, stdev=81872.36 cpu : usr=5.94%, sys=1.95%, ctx=908 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=83.1%, 4=4.0%, 10=5.8%, 20=1.8%, 50=3.9%, 100=1.0% lat (msec): 250=0.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,109KiB/s, minb=4,036KiB/s, maxb=5,486KiB/s, mint=19111msec, maxt=25977msec WRITE: io=277MiB, aggrb=14,948KiB/s, minb=4,941KiB/s, maxb=9,459KiB/s, mint=19111msec, maxt=25977msec Disk stats (read/write): sda: ios=3340/2217, merge=1249/68736, ticks=67220/2442900, in_queue=2525068, util=98.34% 3.86user 1.08system 0:26.31elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1082minor)pagefaults 0swaps