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: [FFF] [100.0% done] [ 536/ 82094 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] [68.2% done] [ 24/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 18456/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [73.9% done] [ 30304/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.8% done] [ 27420/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.5% done] [ 32296/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 39332/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 37020/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 35748/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30060/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 33416/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=3671 read : io=100MiB, bw=4,217KiB/s, runt= 24862msec clat (msec): min= 0, max= 285, avg= 5.90, stdev=28.80 bw (KiB/s) : min= 0, max=22098, per=69.66%, avg=8797.25, stdev=6805.51 write: io=98MiB, bw=6,725KiB/s, runt= 15280msec clat (msec): min= 0, max= 163, avg= 0.53, stdev= 5.94 bw (KiB/s) : min= 0, max=32752, per=91.09%, avg=17957.75, stdev=17107.64 cpu : usr=5.31%, sys=1.24%, ctx=805 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=86.8%, 4=4.3%, 10=5.3%, 20=1.1%, 50=0.8%, 100=0.4% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3672 read : io=100MiB, bw=4,309KiB/s, runt= 24333msec clat (msec): min= 0, max= 268, avg= 6.42, stdev=26.27 bw (KiB/s) : min= 16, max=16765, per=67.36%, avg=8507.18, stdev=5551.82 write: io=93,216KiB, bw=6,246KiB/s, runt= 15280msec clat (msec): min= 0, max= 10, avg= 0.02, stdev= 0.40 bw (KiB/s) : min= 0, max=119824, per=192.67%, avg=37983.50, stdev=56612.07 cpu : usr=5.84%, sys=1.45%, ctx=964 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=4.8%, 10=7.1%, 20=1.7%, 50=1.4%, 100=0.5% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3673 read : io=100MiB, bw=4,209KiB/s, runt= 24908msec clat (msec): min= 0, max= 298, avg= 5.55, stdev=25.88 bw (KiB/s) : min= 1, max=16588, per=73.57%, avg=9291.33, stdev=5678.97 write: io=98MiB, bw=6,742KiB/s, runt= 15280msec clat (msec): min= 0, max= 28, avg= 0.09, stdev= 1.12 bw (KiB/s) : min= 0, max=75808, per=239.39%, avg=47193.33, stdev=41177.52 cpu : usr=5.83%, sys=1.53%, 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=86.5%, 4=4.1%, 10=6.1%, 20=1.1%, 50=0.6%, 100=0.4% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,629KiB/s, minb=4,209KiB/s, maxb=4,309KiB/s, mint=24333msec, maxt=24908msec WRITE: io=287MiB, aggrb=19,714KiB/s, minb=6,246KiB/s, maxb=6,742KiB/s, mint=24333msec, maxt=24908msec Disk stats (read/write): sda: ios=3184/2575, merge=1197/70808, ticks=79252/1881900, in_queue=1969908, util=97.53% 4.20user 1.06system 0:25.20elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1078minor)pagefaults 0swaps