== sanity test 51f: check many open files limit ========== 15:38:32 (1789069112)
MDT0 numfree=532256, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1234 (time 1789069128.04 total 10.01 last 123.33)
 - open/keep 2352 (time 1789069138.05 total 20.02 last 111.66)
 - open/keep 3689 (time 1789069148.05 total 30.02 last 133.65)
 - open/keep 4819 (time 1789069158.06 total 40.02 last 112.97)
 - open/keep 5985 (time 1789069168.06 total 50.03 last 116.50)
 - open/keep 7169 (time 1789069178.07 total 60.04 last 118.33)
 - open/keep 8360 (time 1789069188.07 total 70.04 last 119.06)
 - open/keep 9539 (time 1789069198.08 total 80.04 last 117.88)
 - open/keep 10000 (time 1789069202.33 total 84.30 last 108.26)
 - open/keep 10867 (time 1789069212.35 total 94.32 last 86.56)
 - open/keep 11858 (time 1789069222.35 total 104.32 last 99.10)
 - open/keep 13151 (time 1789069232.35 total 114.32 last 129.24)
total: 13908 open/keep in 120.00 seconds: 115.90 ops/second
 - closed 1988 (time 1789069248.03 total 10.00 last -1116.18)
 - closed 3652 (time 1789069258.04 total 20.01 last 166.28)
 - closed 5823 (time 1789069268.04 total 30.01 last 217.04)
 - closed 7644 (time 1789069278.05 total 40.01 last 182.07)
 - closed 9726 (time 1789069288.05 total 50.01 last 208.17)
 - closed 10000 (time 1789069289.25 total 51.22 last 227.43)
 - closed 12034 (time 1789069299.25 total 61.22 last 203.37)
total: 13908 close in 69.95 seconds: 198.82 close/second
 - unlinked 0 (time 1789069314 ; total 0 ; last 0)
 - unlinked 10000 (time 1789069413 ; total 99 ; last 99)
unlink(/mnt/lustre/d51f.sanity/f13908) error: No such file or directory
total: 13908 unlinks in 143 seconds: 97.258743 unlinks/second