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: [mFF] [75.0% done] [ 800/112140 kb/s] [eta 00m:01s] Threads: 3: [FFF] [100.0% done] [ 211/ 8415 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] [68.2% done] [ 1227/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [72.7% done] [ 24933/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [77.3% done] [ 31922/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.8% done] [ 32812/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [86.4% done] [ 33015/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [100.0% done] [ 38741/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 38875/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 29809/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34811/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=5103 read : io=100MiB, bw=4,317KiB/s, runt= 24284msec clat (msec): min= 0, max= 295, avg= 6.41, stdev=31.13 bw (KiB/s) : min= 1, max=17599, per=61.08%, avg=7911.57, stdev=6145.36 write: io=98,232KiB, bw=6,767KiB/s, runt= 14864msec clat (msec): min= 0, max= 344, avg= 0.45, stdev= 8.73 bw (KiB/s) : min= 1, max=57442, per=108.55%, avg=22294.40, stdev=27520.12 cpu : usr=4.97%, sys=1.33%, ctx=865 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=86.5%, 4=4.3%, 10=5.5%, 20=1.4%, 50=0.8%, 100=0.3% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5104 read : io=100MiB, bw=4,369KiB/s, runt= 23997msec clat (msec): min= 0, max= 326, avg= 5.15, stdev=29.75 bw (KiB/s) : min= 4, max=15537, per=80.97%, avg=10488.33, stdev=4137.89 write: io=100MiB, bw=7,056KiB/s, runt= 14860msec clat (msec): min= 0, max= 31, avg= 0.24, stdev= 2.09 bw (KiB/s) : min= 0, max=116604, per=234.65%, avg=48195.67, stdev=60873.12 cpu : usr=5.02%, sys=1.48%, ctx=852 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=86.4%, 4=5.0%, 10=6.5%, 20=0.7%, 50=0.3%, 100=0.1% lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5105 read : io=100MiB, bw=4,332KiB/s, runt= 24203msec clat (msec): min= 0, max= 288, avg= 6.06, stdev=29.85 bw (KiB/s) : min= 0, max=21369, per=64.68%, avg=8377.40, stdev=5670.41 write: io=97,588KiB, bw=6,721KiB/s, runt= 14868msec clat (msec): min= 0, max= 343, avg= 0.45, stdev= 8.80 bw (KiB/s) : min= 0, max=119218, per=214.42%, avg=44039.75, stdev=54609.91 cpu : usr=4.91%, sys=1.32%, ctx=983 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=4.9%, 10=6.8%, 20=1.1%, 50=0.7%, 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=12,953KiB/s, minb=4,317KiB/s, maxb=4,369KiB/s, mint=23997msec, maxt=24284msec WRITE: io=291MiB, aggrb=20,539KiB/s, minb=6,721KiB/s, maxb=7,056KiB/s, mint=23997msec, maxt=24284msec Disk stats (read/write): sda: ios=3116/2016, merge=984/72521, ticks=98560/1838240, in_queue=1972860, util=99.33% 3.60user 1.04system 0:24.59elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (1major+1077minor)pagefaults 0swaps