== sanity test 51f: check many open files limit ========== 01:25:50 (1789449950)
MDT0 numfree=528892, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1355 (time 1789449964.52 total 10.00 last 135.50)
 - open/keep 2679 (time 1789449974.52 total 20.00 last 132.38)
 - open/keep 3999 (time 1789449984.52 total 30.00 last 131.99)
 - open/keep 5354 (time 1789449994.52 total 40.00 last 135.49)
 - open/keep 6700 (time 1789450004.53 total 50.01 last 134.57)
 - open/keep 7873 (time 1789450014.53 total 60.01 last 117.21)
 - open/keep 9064 (time 1789450024.54 total 70.02 last 119.01)
 - open/keep 10000 (time 1789450031.85 total 77.33 last 128.14)
 - open/keep 11243 (time 1789450041.86 total 87.33 last 124.19)
 - open/keep 12569 (time 1789450051.86 total 97.34 last 132.51)
 - open/keep 13858 (time 1789450061.87 total 107.35 last 128.82)
 - open/keep 15140 (time 1789450071.87 total 117.35 last 128.14)
total: 15434 open/keep in 120.01 seconds: 128.61 ops/second
 - closed 2417 (time 1789450084.53 total 10.01 last -1271.45)
 - closed 4948 (time 1789450094.54 total 20.01 last 253.04)
 - closed 7230 (time 1789450104.54 total 30.01 last 228.19)
 - closed 9375 (time 1789450114.54 total 40.01 last 214.44)
 - closed 10000 (time 1789450117.02 total 42.49 last 251.85)
 - closed 12310 (time 1789450127.02 total 52.49 last 230.99)
 - closed 14489 (time 1789450137.02 total 62.50 last 217.87)
total: 15434 close in 67.04 seconds: 230.21 close/second
 - unlinked 0 (time 1789450145 ; total 0 ; last 0)
 - unlinked 10000 (time 1789450219 ; total 74 ; last 74)
unlink(/mnt/lustre/d51f.sanity/f15434) error: No such file or directory
total: 15434 unlinks in 116 seconds: 133.051727 unlinks/second