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: [mmm] [8.8% done] [ 11684/ 4440 kb/s] [eta 00m:31s] Threads: 3: [mmm] [10.8% done] [ 12276/ 4028 kb/s] [eta 00m:33s] Threads: 3: [mmm] [13.9% done] [ 4932/ 11808 kb/s] [eta 00m:31s] Threads: 3: [mmm] [17.1% done] [ 11224/ 2696 kb/s] [eta 00m:29s] Threads: 3: [mmm] [23.3% done] [ 1956/ 12392 kb/s] [eta 00m:23s] Threads: 3: [mmm] [25.8% done] [ 7284/ 3764 kb/s] [eta 00m:23s] Threads: 3: [mmm] [29.0% done] [ 5848/ 8960 kb/s] [eta 00m:22s] Threads: 3: [mmm] [31.2% done] [ 4200/ 8364 kb/s] [eta 00m:22s] Threads: 3: [mmm] [33.3% done] [ 5748/ 5604 kb/s] [eta 00m:22s] Threads: 3: [mmm] [34.3% done] [ 8004/ 2596 kb/s] [eta 00m:23s] Threads: 3: [mmm] [38.2% done] [ 7840/ 4180 kb/s] [eta 00m:21s] Threads: 3: [mmm] [41.2% done] [ 7796/ 3416 kb/s] [eta 00m:20s] Threads: 3: [mmm] [42.9% done] [ 6088/ 4836 kb/s] [eta 00m:20s] Threads: 3: [mmm] [45.7% done] [ 6484/ 4112 kb/s] [eta 00m:19s] Threads: 3: [mmm] [47.2% done] [ 6976/ 1580 kb/s] [eta 00m:19s] Threads: 3: [mmm] [48.6% done] [ 5952/ 4216 kb/s] [eta 00m:19s] Threads: 3: [mmm] [51.4% done] [ 7044/ 1176 kb/s] [eta 00m:18s] Threads: 3: [mmm] [54.1% done] [ 3436/ 6460 kb/s] [eta 00m:17s] Threads: 3: [mmm] [55.3% done] [ 3944/ 4636 kb/s] [eta 00m:17s] Threads: 3: [mmm] [57.9% done] [ 3980/ 3484 kb/s] [eta 00m:16s] Threads: 3: [mmm] [59.0% done] [ 5296/ 2660 kb/s] [eta 00m:16s] Threads: 3: [mmm] [60.0% done] [ 4840/ 2568 kb/s] [eta 00m:16s] Threads: 3: [mmm] [61.0% done] [ 2768/ 4808 kb/s] [eta 00m:16s] Threads: 3: [mmm] [61.9% done] [ 1180/ 5468 kb/s] [eta 00m:16s] Threads: 3: [mVm] [64.3% done] [ 8432/ 2776 kb/s] [eta 00m:15s] Threads: 3: [mVV] [65.1% done] [ 7252/ 2688 kb/s] [eta 00m:15s] Threads: 3: [mVV] [64.4% done] [ 15248/ 136 kb/s] [eta 00m:16s] Threads: 3: [mVV] [65.2% done] [ 17100/ 52 kb/s] [eta 00m:16s] Threads: 2: [m_V] [66.0% done] [ 13096/ 852 kb/s] [eta 00m:16s] Threads: 2: [m_V] [66.7% done] [ 11884/ 1388 kb/s] [eta 00m:16s] Threads: 1: [V__] [70.8% done] [ 12772/ 0 kb/s] [eta 00m:14s] Threads: 1: [V__] [87.5% done] [ 23260/ 0 kb/s] [eta 00m:05s] Threads: 1: [V__] [100.0% done] [ 23284/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=27623 read : io=100MiB, bw=2,908KiB/s, runt= 36048msec clat (msec): min= 0, max= 221, avg=12.76, stdev=23.38 bw (KiB/s) : min= 6, max=23453, per=41.71%, avg=3639.80, stdev=5959.75 write: io=54,584KiB, bw=1,686KiB/s, runt= 33144msec clat (msec): min= 0, max= 330, avg=13.66, stdev=34.89 bw (KiB/s) : min= 0, max= 8360, per=65.61%, avg=2680.17, stdev=2770.20 cpu : usr=2.84%, sys=0.30%, ctx=2598 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=47.0%, 4=7.4%, 10=16.7%, 20=10.9%, 50=10.8%, 100=4.2% lat (msec): 250=2.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27624 read : io=100MiB, bw=3,395KiB/s, runt= 30883msec clat (msec): min= 0, max= 173, avg=11.21, stdev=15.26 bw (KiB/s) : min= 12, max=14761, per=47.10%, avg=4109.51, stdev=3937.01 write: io=42,760KiB, bw=1,641KiB/s, runt= 26681msec clat (msec): min= 0, max= 664, avg=11.82, stdev=36.68 bw (KiB/s) : min= 0, max= 8049, per=60.88%, avg=2487.14, stdev=2352.70 cpu : usr=2.84%, sys=0.34%, ctx=2502 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=40.3%, 4=6.3%, 10=19.4%, 20=16.9%, 50=13.0%, 100=3.1% lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27625 read : io=100MiB, bw=3,130KiB/s, runt= 33491msec clat (msec): min= 0, max= 228, avg=14.04, stdev=20.06 bw (KiB/s) : min= 11, max=14629, per=40.35%, avg=3520.83, stdev=3127.38 write: io=34,876KiB, bw=1,260KiB/s, runt= 28324msec clat (msec): min= 0, max= 164, avg=12.99, stdev=28.38 bw (KiB/s) : min= 0, max= 8160, per=59.35%, avg=2424.50, stdev=2746.50 cpu : usr=2.63%, sys=0.31%, ctx=2282 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=28.8%, 4=7.9%, 10=23.8%, 20=18.8%, 50=15.0%, 100=3.6% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,726KiB/s, minb=2,908KiB/s, maxb=3,395KiB/s, mint=30883msec, maxt=36048msec WRITE: io=129MiB, aggrb=4,085KiB/s, minb=1,260KiB/s, maxb=1,686KiB/s, mint=30883msec, maxt=36048msec Disk stats (read/write): sda: ios=5707/2663, merge=819/202, ticks=85556/62828, in_queue=148376, util=98.72% 2.78user 0.42system 0:36.43elapsed 8%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1087minor)pagefaults 0swaps