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: [mmF] [60.0% done] [ 4216/ 66688 kb/s] [eta 00m:02s] Threads: 3: [mmF] [66.7% done] [ 64/ 20940 kb/s] [eta 00m:02s] Threads: 3: [mFF] [71.4% done] [ 16/ 2398 kb/s] [eta 00m:02s] Threads: 3: [mFF] [66.7% done] [ 40/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 4/ 4940 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] [68.0% done] [ 3516/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 27820/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [82.6% done] [ 31484/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [87.0% done] [ 33188/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.5% done] [ 35420/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 37276/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 36248/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 31960/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 33748/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=31730 read : io=100MiB, bw=4,157KiB/s, runt= 25222msec clat (msec): min= 0, max= 911, avg= 8.54, stdev=56.48 bw (KiB/s) : min= 0, max=16414, per=59.64%, avg=7239.70, stdev=6035.13 write: io=96,924KiB, bw=5,983KiB/s, runt= 16588msec clat (msec): min= 0, max= 21, avg= 0.09, stdev= 1.14 bw (KiB/s) : min= 0, max=78815, per=168.71%, avg=29700.00, stdev=42844.58 cpu : usr=4.84%, sys=1.52%, ctx=897 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=84.5%, 4=5.2%, 10=6.9%, 20=1.4%, 50=0.6%, 100=0.1% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31731 read : io=100MiB, bw=4,046KiB/s, runt= 25910msec clat (msec): min= 0, max= 928, avg= 6.65, stdev=37.07 bw (KiB/s) : min= 12, max=21184, per=69.17%, avg=8397.45, stdev=5588.66 write: io=96,328KiB, bw=5,947KiB/s, runt= 16584msec clat (msec): min= 0, max= 40, avg= 0.20, stdev= 2.38 bw (KiB/s) : min= 0, max=48250, per=127.29%, avg=22408.33, stdev=24307.54 cpu : usr=4.59%, sys=1.37%, ctx=913 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=5.1%, 10=7.8%, 20=0.9%, 50=0.7%, 100=0.3% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31732 read : io=100MiB, bw=4,050KiB/s, runt= 25885msec clat (msec): min= 0, max= 286, avg= 5.87, stdev=27.73 bw (KiB/s) : min= 2, max=13210, per=72.17%, avg=8761.21, stdev=4122.17 write: io=92,532KiB, bw=5,700KiB/s, runt= 16623msec clat (msec): min= 0, max= 6, avg= 0.00, stdev= 0.15 bw (KiB/s) : min= 0, max=112746, per=320.23%, avg=56373.00, stdev=79723.46 cpu : usr=4.65%, sys=1.38%, ctx=916 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=4.9%, 10=6.9%, 20=1.2%, 50=0.9%, 100=0.3% 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=12,140KiB/s, minb=4,046KiB/s, maxb=4,157KiB/s, mint=25222msec, maxt=25910msec WRITE: io=279MiB, aggrb=17,604KiB/s, minb=5,700KiB/s, maxb=5,983KiB/s, mint=25222msec, maxt=25910msec Disk stats (read/write): sda: ios=3411/3092, merge=1197/68239, ticks=74852/1938720, in_queue=2013988, util=98.27% 3.61user 1.19system 0:26.39elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1077minor)pagefaults 0swaps