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] [ 0/ 57392 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: [VFV] [70.0% done] [ 972/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 20836/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 28160/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [85.0% done] [ 29749/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [90.0% done] [ 34380/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [90.5% done] [ 36616/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 35340/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 35420/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 25712/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 37184/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=25064 read : io=100MiB, bw=4,406KiB/s, runt= 23795msec clat (msec): min= 0, max= 354, avg= 5.79, stdev=27.86 bw (KiB/s) : min= 7, max=17798, per=72.32%, avg=9516.16, stdev=5812.60 write: io=99,436KiB, bw=7,177KiB/s, runt= 14187msec clat (msec): min= 0, max= 41, avg= 0.19, stdev= 1.87 bw (KiB/s) : min= 0, max=45686, per=134.39%, avg=27645.00, stdev=24310.09 cpu : usr=5.33%, sys=1.24%, ctx=857 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=85.6%, 4=4.6%, 10=6.2%, 20=1.3%, 50=0.8%, 100=0.3% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25065 read : io=100MiB, bw=4,386KiB/s, runt= 23905msec clat (msec): min= 0, max= 322, avg= 6.25, stdev=28.22 bw (KiB/s) : min= 3, max=19209, per=66.60%, avg=8764.16, stdev=5732.33 write: io=93,464KiB, bw=6,565KiB/s, runt= 14577msec clat (msec): min= 0, max= 20, avg= 0.15, stdev= 1.32 bw (KiB/s) : min= 0, max=119496, per=215.41%, avg=44312.33, stdev=65456.88 cpu : usr=5.30%, sys=1.32%, ctx=876 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=4.4%, 10=7.9%, 20=2.1%, 50=1.2%, 100=0.1% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25066 read : io=100MiB, bw=4,427KiB/s, runt= 23682msec clat (msec): min= 0, max= 293, avg= 5.54, stdev=26.44 bw (KiB/s) : min= 4, max=18913, per=73.40%, avg=9658.83, stdev=6012.02 write: io=99,940KiB, bw=7,162KiB/s, runt= 14289msec clat (msec): min= 0, max= 40, avg= 0.18, stdev= 1.82 bw (KiB/s) : min= 0, max=117227, per=217.02%, avg=44642.67, stdev=63412.10 cpu : usr=5.34%, sys=1.55%, ctx=855 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=5.0%, 10=6.5%, 20=0.8%, 50=0.9%, 100=0.2% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,159KiB/s, minb=4,386KiB/s, maxb=4,427KiB/s, mint=23682msec, maxt=23905msec WRITE: io=286MiB, aggrb=20,571KiB/s, minb=6,565KiB/s, maxb=7,177KiB/s, mint=23682msec, maxt=23905msec Disk stats (read/write): sda: ios=3217/2113, merge=1448/70996, ticks=79292/1800868, in_queue=1891396, util=99.00% 3.80user 0.99system 0:24.19elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1086minor)pagefaults 0swaps