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] [ 890/133876 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] [70.0% done] [ 4162/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 21649/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 26761/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [85.0% done] [ 28144/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [90.0% done] [ 32338/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 37128/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 36919/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34445/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 32681/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=16598 read : io=100MiB, bw=4,472KiB/s, runt= 23444msec clat (msec): min= 0, max= 249, avg= 6.24, stdev=28.64 bw (KiB/s) : min= 3, max=20973, per=68.94%, avg=9140.95, stdev=6434.22 write: io=98,240KiB, bw=7,203KiB/s, runt= 13965msec clat (msec): min= 0, max= 62, avg= 0.38, stdev= 3.63 bw (KiB/s) : min= 0, max=31252, per=69.99%, avg=14866.67, stdev=15681.25 cpu : usr=5.20%, sys=1.26%, ctx=827 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=4.4%, 10=6.7%, 20=1.2%, 50=1.2%, 100=0.5% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16599 read : io=100MiB, bw=4,553KiB/s, runt= 23030msec clat (msec): min= 0, max= 264, avg= 5.41, stdev=26.59 bw (KiB/s) : min= 16, max=22335, per=77.83%, avg=10319.88, stdev=5978.99 write: io=99MiB, bw=7,448KiB/s, runt= 13965msec clat (msec): min= 0, max= 52, avg= 0.23, stdev= 2.27 bw (KiB/s) : min= 0, max=57148, per=142.81%, avg=30334.33, stdev=28736.21 cpu : usr=5.30%, sys=1.44%, ctx=791 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=85.5%, 4=4.7%, 10=6.4%, 20=1.1%, 50=1.0%, 100=0.2% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16600 read : io=100MiB, bw=4,419KiB/s, runt= 23724msec clat (msec): min= 0, max= 263, avg= 6.57, stdev=27.72 bw (KiB/s) : min= 7, max=14428, per=59.63%, avg=7906.29, stdev=4170.89 write: io=89,860KiB, bw=6,589KiB/s, runt= 13965msec clat (msec): min= 0, max= 2, avg= 0.00, stdev= 0.07 bw (KiB/s) : min= 0, max=117727, per=277.12%, avg=58863.50, stdev=83245.56 cpu : usr=5.14%, sys=1.50%, ctx=915 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=82.9%, 4=5.5%, 10=6.7%, 20=2.1%, 50=1.3%, 100=0.4% 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=13,259KiB/s, minb=4,419KiB/s, maxb=4,553KiB/s, mint=23030msec, maxt=23724msec WRITE: io=283MiB, aggrb=21,241KiB/s, minb=6,589KiB/s, maxb=7,448KiB/s, mint=23030msec, maxt=23724msec Disk stats (read/write): sda: ios=3182/2254, merge=1093/70048, ticks=77148/1743168, in_queue=1822396, util=98.98% 3.66user 1.06system 0:24.08elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1070minor)pagefaults 0swaps