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] [9.1% done] [ 7168/108908 kb/s] [eta 00m:30s] Threads: 3: [mFF] [50.0% done] [ 216/103332 kb/s] [eta 00m:04s] Threads: 3: [mFF] [50.0% done] [ 628/ 0 kb/s] [eta 00m:05s] Threads: 3: [mFF] [50.0% done] [ 192/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFF] [100.0% done] [ 24/ 28376 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] [ 4896/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 27204/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [80.0% done] [ 29508/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [85.0% done] [ 26060/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [94.7% done] [ 32436/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 37404/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34828/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28836/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 32216/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=2533 read : io=100MiB, bw=4,529KiB/s, runt= 23150msec clat (msec): min= 0, max= 539, avg= 8.20, stdev=34.40 bw (KiB/s) : min= 11, max=19488, per=45.22%, avg=6143.93, stdev=5571.71 write: io=92,844KiB, bw=6,944KiB/s, runt= 13690msec clat (msec): min= 0, max= 64, avg= 0.29, stdev= 3.18 bw (KiB/s) : min= 0, max=20550, per=35.39%, avg=7388.00, stdev=11427.16 cpu : usr=5.22%, sys=1.37%, ctx=938 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=4.0%, 10=6.0%, 20=1.4%, 50=1.6%, 100=0.6% lat (msec): 250=1.3%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2534 read : io=100MiB, bw=4,559KiB/s, runt= 22998msec clat (msec): min= 0, max= 436, avg= 6.32, stdev=27.20 bw (KiB/s) : min= 4, max=20553, per=61.13%, avg=8306.32, stdev=5408.67 write: io=91,412KiB, bw=6,824KiB/s, runt= 13717msec clat (msec): min= 0, max= 5, avg= 0.00, stdev= 0.13 bw (KiB/s) : min= 0, max=118743, per=284.37%, avg=59371.50, stdev=83963.98 cpu : usr=5.46%, sys=1.27%, ctx=988 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=83.7%, 4=5.0%, 10=6.7%, 20=1.3%, 50=1.9%, 100=0.4% lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2535 read : io=100MiB, bw=4,597KiB/s, runt= 22808msec clat (msec): min= 0, max= 245, avg= 5.96, stdev=26.42 bw (KiB/s) : min= 13, max=22616, per=68.29%, avg=9279.84, stdev=6512.26 write: io=95,424KiB, bw=7,139KiB/s, runt= 13686msec clat (msec): min= 0, max= 21, avg= 0.03, stdev= 0.74 bw (KiB/s) : min= 0, max=108625, per=260.14%, avg=54312.50, stdev=76809.47 cpu : usr=5.10%, sys=1.46%, ctx=874 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=85.1%, 4=5.2%, 10=6.1%, 20=0.6%, 50=1.5%, 100=0.3% 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=13,588KiB/s, minb=4,529KiB/s, maxb=4,597KiB/s, mint=22808msec, maxt=23150msec WRITE: io=273MiB, aggrb=20,878KiB/s, minb=6,824KiB/s, maxb=7,139KiB/s, mint=22808msec, maxt=23150msec Disk stats (read/write): sda: ios=3433/1815, merge=1285/67872, ticks=84432/1575092, in_queue=1686008, util=99.24% 3.62user 0.94system 0:23.43elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1071minor)pagefaults 0swaps