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: [Fmm] [33.3% done] [ 1744/117696 kb/s] [eta 00m:06s] Threads: 3: [FmF] [33.3% done] [ 740/ 21684 kb/s] [eta 00m:08s] Threads: 3: [FFF] [100.0% done] [ 72/ 51352 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] [69.6% done] [ 888/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.0% done] [ 11932/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [75.0% done] [ 30416/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [79.2% done] [ 32388/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.0% done] [ 28204/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.5% done] [ 38228/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 36964/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 32984/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34172/ 0 kb/s] [eta 00m:00s] Threads: 2: [VVE] [100.0% done] [ 34388/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=11966 read : io=100MiB, bw=4,084KiB/s, runt= 25671msec clat (msec): min= 0, max= 291, avg= 6.24, stdev=31.75 bw (KiB/s) : min= 0, max=15145, per=70.77%, avg=8672.32, stdev=5302.49 write: io=98,864KiB, bw=6,348KiB/s, runt= 15947msec clat (msec): min= 0, max= 20, avg= 0.11, stdev= 1.38 bw (KiB/s) : min= 0, max=117366, per=348.19%, avg=64275.67, stdev=59477.12 cpu : usr=4.75%, sys=1.32%, ctx=866 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=4.9%, 10=5.8%, 20=0.9%, 50=0.5%, 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=11967 read : io=100MiB, bw=4,100KiB/s, runt= 25571msec clat (msec): min= 0, max= 252, avg= 7.19, stdev=30.59 bw (KiB/s) : min= 1, max=14067, per=58.90%, avg=7218.21, stdev=4599.97 write: io=93,340KiB, bw=5,985KiB/s, runt= 15969msec clat (msec): min= 0, max= 78, avg= 0.06, stdev= 1.94 bw (KiB/s) : min= 0, max=85983, per=155.27%, avg=28663.33, stdev=49640.29 cpu : usr=4.99%, sys=1.16%, 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=84.8%, 4=5.0%, 10=6.1%, 20=0.8%, 50=1.3%, 100=0.7% lat (msec): 250=1.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11968 read : io=100MiB, bw=4,117KiB/s, runt= 25466msec clat (msec): min= 0, max= 449, avg= 6.65, stdev=31.37 bw (KiB/s) : min= 16, max=15496, per=65.77%, avg=8059.50, stdev=5072.50 write: io=95,676KiB, bw=6,135KiB/s, runt= 15969msec clat (msec): min= 0, max= 54, avg= 0.21, stdev= 2.28 bw (KiB/s) : min= 0, max=53812, per=121.99%, avg=22519.67, stdev=27958.05 cpu : usr=4.88%, sys=1.24%, ctx=1107 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=4.9%, 10=7.2%, 20=1.1%, 50=1.2%, 100=0.5% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,254KiB/s, minb=4,084KiB/s, maxb=4,117KiB/s, mint=25466msec, maxt=25671msec WRITE: io=281MiB, aggrb=18,460KiB/s, minb=5,985KiB/s, maxb=6,348KiB/s, mint=25466msec, maxt=25671msec Disk stats (read/write): sda: ios=3259/2341, merge=1223/69497, ticks=105144/1960340, in_queue=2076004, util=99.16% 3.74user 0.97system 0:26.09elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1079minor)pagefaults 0swaps