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] [7.0% done] [ 7336/ 17668 kb/s] [eta 00m:40s] Threads: 3: [mmF] [50.0% done] [ 2072/ 97464 kb/s] [eta 00m:04s] Threads: 3: [mFF] [50.0% done] [ 568/ 656 kb/s] [eta 00m:05s] Threads: 3: [mFF] [66.7% done] [ 552/ 24332 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 0/ 6704 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] [66.7% done] [ 1808/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [71.4% done] [ 22696/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 30296/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.0% done] [ 28152/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 35492/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [95.0% done] [ 36619/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 33205/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 35900/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 24742/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=25408 read : io=100MiB, bw=4,502KiB/s, runt= 23291msec clat (msec): min= 0, max= 278, avg= 8.50, stdev=32.63 bw (KiB/s) : min= 0, max=16196, per=48.49%, avg=6548.85, stdev=5187.15 write: io=89,444KiB, bw=6,651KiB/s, runt= 13770msec clat (msec): min= 0, max= 7, avg= 0.01, stdev= 0.18 bw (KiB/s) : min= 0, max=22124, per=54.25%, avg=11062.00, stdev=15644.03 cpu : usr=5.03%, sys=1.37%, ctx=872 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=84.9%, 4=3.9%, 10=5.7%, 20=1.5%, 50=1.5%, 100=0.7% lat (msec): 250=1.5%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25409 read : io=100MiB, bw=4,525KiB/s, runt= 23170msec clat (msec): min= 0, max= 353, avg= 6.69, stdev=27.62 bw (KiB/s) : min= 12, max=14742, per=59.44%, avg=8027.64, stdev=4695.49 write: io=90,352KiB, bw=6,561KiB/s, runt= 14100msec clat (msec): min= 0, max= 47, avg= 0.04, stdev= 1.26 bw (KiB/s) : min= 0, max=25245, per=61.90%, avg=12622.50, stdev=17850.91 cpu : usr=4.99%, sys=1.80%, ctx=933 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=4.6%, 10=6.7%, 20=2.2%, 50=1.8%, 100=0.4% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25410 read : io=100MiB, bw=4,544KiB/s, runt= 23072msec clat (msec): min= 0, max= 293, avg= 5.39, stdev=26.74 bw (KiB/s) : min= 14, max=19472, per=73.37%, avg=9909.82, stdev=6038.12 write: io=99MiB, bw=7,502KiB/s, runt= 13782msec clat (msec): min= 0, max= 46, avg= 0.24, stdev= 2.40 bw (KiB/s) : min= 0, max=116555, per=176.66%, avg=36023.25, stdev=55232.50 cpu : usr=5.39%, sys=1.42%, 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=85.5%, 4=5.4%, 10=6.2%, 20=0.7%, 50=0.8%, 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=13,506KiB/s, minb=4,502KiB/s, maxb=4,544KiB/s, mint=23072msec, maxt=23291msec WRITE: io=274MiB, aggrb=20,391KiB/s, minb=6,561KiB/s, maxb=7,502KiB/s, mint=23072msec, maxt=23291msec Disk stats (read/write): sda: ios=3340/1876, merge=1413/68129, ticks=81544/1704040, in_queue=1787376, util=99.25% 3.57user 1.07system 0:23.61elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1066minor)pagefaults 0swaps