== sanity test 51f: check many open files limit ========== 18:46:12 (1768261572)
MDT0 numfree=     496593 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1305 (time 1768261587.47 total 10.01 last 130.41)
 - open/keep 2741 (time 1768261597.48 total 20.01 last 143.56)
 - open/keep 4109 (time 1768261607.48 total 30.01 last 136.76)
 - open/keep 5476 (time 1768261617.48 total 40.01 last 136.69)
 - open/keep 6540 (time 1768261627.50 total 50.03 last 106.24)
 - open/keep 7517 (time 1768261637.50 total 60.03 last 97.67)
 - open/keep 8341 (time 1768261647.50 total 70.03 last 82.38)
 - open/keep 9223 (time 1768261657.51 total 80.05 last 88.09)
 - open/keep 10000 (time 1768261665.08 total 87.61 last 102.70)
 - open/keep 11103 (time 1768261675.08 total 97.61 last 110.28)
 - open/keep 12176 (time 1768261685.08 total 107.62 last 107.27)
 - open/keep 13444 (time 1768261695.09 total 117.62 last 126.73)
total: 13682 open/keep in 120.00 seconds: 114.01 ops/second
 - closed 1733 (time 1768261707.47 total 10.00 last -1170.70)
 - closed 3661 (time 1768261717.48 total 20.01 last 192.72)
 - closed 5575 (time 1768261727.48 total 30.01 last 191.36)
 - closed 7625 (time 1768261737.48 total 40.01 last 204.98)
 - closed 9584 (time 1768261747.48 total 50.01 last 195.86)
 - closed 10000 (time 1768261749.49 total 52.02 last 207.12)
 - closed 11852 (time 1768261759.49 total 62.02 last 185.15)
 - closed 13617 (time 1768261769.50 total 72.03 last 176.45)
total: 13682 close in 72.43 seconds: 188.91 close/second
 - unlinked 0 (time 1768261774 ; total 0 ; last 0)
 - unlinked 10000 (time 1768261855 ; total 81 ; last 81)
unlink(/mnt/lustre/d51f.sanity/f13682) error: No such file or directory
total: 13682 unlinks in 109 seconds: 125.522934 unlinks/second