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] [27.3% done] [ 8302/118665 kb/s] [eta 00m:08s] Threads: 3: [mmF] [57.1% done] [ 3099/ 75863 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 64/ 20297 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] [ 10896/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 24336/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [77.3% done] [ 27984/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [85.7% done] [ 29308/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.0% done] [ 34200/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 33316/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 27524/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28220/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30664/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=15944 read : io=100MiB, bw=4,286KiB/s, runt= 24460msec clat (msec): min= 0, max= 811, avg= 7.48, stdev=34.32 bw (KiB/s) : min= 7, max=27566, per=59.74%, avg=7682.95, stdev=6805.26 write: io=91,512KiB, bw=6,406KiB/s, runt= 14626msec clat (msec): min= 0, max= 8, avg= 0.01, stdev= 0.27 bw (KiB/s) : min= 0, max=115785, per=199.31%, avg=38598.33, stdev=66845.61 cpu : usr=4.92%, sys=1.41%, ctx=937 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=84.7%, 4=4.8%, 10=5.8%, 20=1.6%, 50=1.1%, 100=0.5% lat (msec): 250=1.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15945 read : io=100MiB, bw=4,440KiB/s, runt= 23612msec clat (msec): min= 0, max= 325, avg= 6.61, stdev=27.67 bw (KiB/s) : min= 7, max=18715, per=57.78%, avg=7430.57, stdev=5262.02 write: io=89,480KiB, bw=6,254KiB/s, runt= 14651msec clat (msec): min= 0, max= 38, avg= 0.14, stdev= 1.80 bw (KiB/s) : min= 0, max=58003, per=118.22%, avg=22895.33, stdev=30869.77 cpu : usr=5.10%, sys=1.51%, ctx=1055 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=82.3%, 4=4.0%, 10=8.1%, 20=2.4%, 50=1.8%, 100=0.4% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15946 read : io=100MiB, bw=4,308KiB/s, runt= 24335msec clat (msec): min= 0, max= 327, avg= 6.12, stdev=26.17 bw (KiB/s) : min= 0, max=20114, per=65.47%, avg=8419.62, stdev=6415.81 write: io=96,096KiB, bw=6,726KiB/s, runt= 14630msec clat (msec): min= 0, max= 26, avg= 0.11, stdev= 1.31 bw (KiB/s) : min= 0, max=114810, per=235.15%, avg=45538.33, stdev=60973.66 cpu : usr=5.18%, sys=1.41%, ctx=918 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=84.4%, 4=4.8%, 10=6.7%, 20=1.4%, 50=1.0%, 100=0.4% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,860KiB/s, minb=4,286KiB/s, maxb=4,440KiB/s, mint=23612msec, maxt=24460msec WRITE: io=271MiB, aggrb=19,366KiB/s, minb=6,254KiB/s, maxb=6,726KiB/s, mint=23612msec, maxt=24460msec Disk stats (read/write): sda: ios=3489/2079, merge=1358/67001, ticks=79528/1725236, in_queue=1812168, util=99.01% 3.67user 1.06system 0:24.94elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (4major+1060minor)pagefaults 0swaps