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: [FmF] [60.0% done] [ 675/ 54574 kb/s] [eta 00m:02s] Threads: 3: [FFF] [100.0% done] [ 227/ 12040 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: [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] [ 8939/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [69.2% done] [ 27830/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [73.1% done] [ 33369/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.0% done] [ 28322/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.5% done] [ 34661/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.7% done] [ 36855/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 32918/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 38578/ 0 kb/s] [eta 00m:00s] Threads: 2: [VEV] [100.0% done] [ 35896/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=13114 read : io=100MiB, bw=4,035KiB/s, runt= 25985msec clat (msec): min= 0, max= 259, avg= 5.41, stdev=29.17 bw (KiB/s) : min= 5, max=16834, per=71.33%, avg=8634.00, stdev=5797.99 write: io=99MiB, bw=6,281KiB/s, runt= 16515msec clat (msec): min= 0, max= 41, avg= 0.17, stdev= 1.96 bw (KiB/s) : min= 0, max=111788, per=302.21%, avg=55803.67, stdev=55894.22 cpu : usr=4.66%, sys=1.25%, ctx=816 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=87.7%, 4=4.4%, 10=5.4%, 20=0.8%, 50=0.6%, 100=0.1% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13115 read : io=100MiB, bw=4,149KiB/s, runt= 25267msec clat (msec): min= 0, max= 559, avg= 6.54, stdev=31.27 bw (KiB/s) : min= 19, max=14724, per=67.02%, avg=8112.38, stdev=5218.64 write: io=95,332KiB, bw=5,912KiB/s, runt= 16511msec clat (msec): min= 0, max= 207, avg= 0.15, stdev= 5.28 bw (KiB/s) : min= 0, max=82789, per=138.19%, avg=25517.50, stdev=39246.80 cpu : usr=5.64%, sys=1.46%, ctx=965 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=85.4%, 4=4.2%, 10=7.2%, 20=0.7%, 50=0.6%, 100=0.7% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13116 read : io=100MiB, bw=4,104KiB/s, runt= 25549msec clat (msec): min= 0, max= 347, avg= 5.43, stdev=28.24 bw (KiB/s) : min= 7, max=17269, per=83.33%, avg=10087.18, stdev=5526.30 write: io=99MiB, bw=6,275KiB/s, runt= 16511msec clat (msec): min= 0, max= 43, avg= 0.16, stdev= 1.92 bw (KiB/s) : min= 0, max=76357, per=258.85%, avg=47797.33, stdev=41655.30 cpu : usr=5.59%, sys=1.08%, ctx=962 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=4.6%, 10=7.0%, 20=0.7%, 50=0.5%, 100=0.2% 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=12,105KiB/s, minb=4,035KiB/s, maxb=4,149KiB/s, mint=25267msec, maxt=25985msec WRITE: io=291MiB, aggrb=18,465KiB/s, minb=5,912KiB/s, maxb=6,281KiB/s, mint=25267msec, maxt=25985msec Disk stats (read/write): sda: ios=3093/2377, merge=1058/71925, ticks=103268/2098784, in_queue=2202732, util=97.32% 4.06user 0.98system 0:26.28elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1079minor)pagefaults 0swaps