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] [5.2% done] [ 199/ 24096 kb/s] [eta 00m:55s] Threads: 3: [FmF] [8.9% done] [ 0/ 52117 kb/s] [eta 00m:41s] Threads: 3: [FmF] [22.7% done] [ 0/ 20675 kb/s] [eta 00m:17s] Threads: 3: [FmF] [46.2% done] [ 0/ 37754 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 93/ 31934 kb/s] [eta 00m:00s] Threads: 3: [FFV] [66.7% done] [ 0/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFV] [69.2% done] [ 32/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFV] [71.4% done] [ 751/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFV] [68.8% done] [ 755/ 0 kb/s] [eta 00m:05s] Threads: 3: [FFV] [70.6% done] [ 446/ 0 kb/s] [eta 00m:05s] Threads: 3: [FFV] [72.2% done] [ 763/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [70.0% done] [ 7781/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 34856/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 27940/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [85.0% done] [ 31861/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [94.7% done] [ 37904/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 40472/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 36668/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28306/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 37790/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=30520 read : io=100MiB, bw=4,622KiB/s, runt= 22686msec clat (msec): min= 0, max= 1742, avg= 6.58, stdev=51.69 bw (KiB/s) : min= 0, max=26660, per=65.57%, avg=9092.00, stdev=7142.06 write: io=99,332KiB, bw=7,343KiB/s, runt= 13852msec clat (msec): min= 0, max= 37, avg= 0.13, stdev= 1.61 bw (KiB/s) : min= 0, max=116834, per=204.22%, avg=44719.50, stdev=56271.85 cpu : usr=5.78%, sys=1.46%, ctx=790 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=86.8%, 4=4.5%, 10=6.0%, 20=0.8%, 50=0.6%, 100=0.2% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30521 read : io=100MiB, bw=4,659KiB/s, runt= 22506msec clat (msec): min= 0, max= 1828, avg= 6.82, stdev=55.24 bw (KiB/s) : min= 27, max=19694, per=65.80%, avg=9123.89, stdev=5397.82 write: io=94,884KiB, bw=7,005KiB/s, runt= 13870msec clat (msec): min= 0, max= 956, avg= 1.15, stdev=32.88 bw (KiB/s) : min= 0, max=117448, per=112.91%, avg=24725.00, stdev=51890.28 cpu : usr=5.17%, sys=1.58%, ctx=898 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=85.6%, 4=4.4%, 10=7.0%, 20=1.1%, 50=0.6%, 100=0.1% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30522 read : io=100MiB, bw=4,877KiB/s, runt= 21499msec clat (msec): min= 0, max= 906, avg= 7.28, stdev=48.73 bw (KiB/s) : min= 3, max=24911, per=59.74%, avg=8283.10, stdev=6994.23 write: io=100MiB, bw=12,935KiB/s, runt= 8106msec clat (msec): min= 0, max= 33, avg= 0.15, stdev= 1.53 bw (KiB/s) : min= 0, max=107036, per=253.10%, avg=55424.00, stdev=53619.72 cpu : usr=5.97%, sys=1.47%, ctx=757 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=86.8%, 4=4.5%, 10=6.3%, 20=0.6%, 50=0.4%, 100=0.2% lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,866KiB/s, minb=4,622KiB/s, maxb=4,877KiB/s, mint=21499msec, maxt=22686msec WRITE: io=290MiB, aggrb=21,898KiB/s, minb=7,005KiB/s, maxb=12,935KiB/s, mint=21499msec, maxt=22686msec Disk stats (read/write): sda: ios=3117/2199, merge=1508/71811, ticks=97652/1669548, in_queue=1779512, util=99.29% 3.76user 1.08system 0:23.00elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1070minor)pagefaults 0swaps