== sanity test 51f: check many open files limit ========== 08:11:37 (1764940297)
MDT0 numfree=491703, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2467 (time 1764940309.49 total 10.00 last 246.63)
 - open/keep 4575 (time 1764940319.49 total 20.01 last 210.74)
 - open/keep 6716 (time 1764940329.49 total 30.01 last 214.08)
 - open/keep 9243 (time 1764940339.49 total 40.01 last 252.61)
 - open/keep 10000 (time 1764940342.36 total 42.88 last 263.76)
 - open/keep 12456 (time 1764940352.37 total 52.89 last 245.38)
 - open/keep 14335 (time 1764940362.38 total 62.89 last 187.86)
 - open/keep 16965 (time 1764940372.38 total 72.89 last 262.92)
 - open/keep 19356 (time 1764940382.38 total 82.90 last 239.03)
 - open/keep 20000 (time 1764940385.26 total 85.78 last 223.47)
 - open/keep 22306 (time 1764940395.27 total 95.78 last 230.51)
 - open/keep 24384 (time 1764940405.27 total 105.78 last 207.77)
 - open/keep 26667 (time 1764940415.27 total 115.79 last 228.26)
total: 27904 open/keep in 120.00 seconds: 232.53 ops/second
 - closed 3576 (time 1764940429.49 total 10.00 last -2308.76)
 - closed 6509 (time 1764940439.49 total 20.00 last 293.30)
 - closed 9752 (time 1764940449.49 total 30.01 last 324.18)
 - closed 10000 (time 1764940450.09 total 30.60 last 414.71)
 - closed 13757 (time 1764940460.09 total 40.61 last 375.60)
 - closed 17286 (time 1764940470.09 total 50.61 last 352.89)
 - closed 20000 (time 1764940476.10 total 56.61 last 451.74)
 - closed 24015 (time 1764940486.10 total 66.62 last 401.42)
 - closed 27516 (time 1764940496.11 total 76.62 last 349.95)
total: 27904 close in 77.86 seconds: 358.40 close/second
 - unlinked 0 (time 1764940499 ; total 0 ; last 0)
 - unlinked 10000 (time 1764940540 ; total 41 ; last 41)
 - unlinked 20000 (time 1764940578 ; total 79 ; last 38)
unlink(/mnt/lustre/d51f.sanity/f27904) error: No such file or directory
total: 27904 unlinks in 102 seconds: 273.568634 unlinks/second