== sanity test 51f: check many open files limit ========== 01:32:08 (1788586328)
MDT0 numfree=532525, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1239 (time 1788586343.22 total 10.00 last 123.88)
 - open/keep 2644 (time 1788586353.23 total 20.01 last 140.42)
 - open/keep 3683 (time 1788586363.23 total 30.01 last 103.83)
 - open/keep 4867 (time 1788586373.24 total 40.02 last 118.37)
 - open/keep 5868 (time 1788586383.25 total 50.03 last 100.01)
 - open/keep 6669 (time 1788586393.25 total 60.03 last 80.07)
 - open/keep 8011 (time 1788586403.26 total 70.03 last 134.14)
 - open/keep 9245 (time 1788586413.26 total 80.04 last 123.37)
 - open/keep 10000 (time 1788586419.76 total 86.54 last 116.13)
 - open/keep 11155 (time 1788586429.76 total 96.54 last 115.49)
 - open/keep 12348 (time 1788586439.78 total 106.55 last 119.13)
 - open/keep 13542 (time 1788586449.78 total 116.56 last 119.34)
total: 13997 open/keep in 120.00 seconds: 116.64 ops/second
 - closed 2216 (time 1788586463.23 total 10.00 last -1132.23)
 - closed 4250 (time 1788586473.23 total 20.01 last 203.34)
 - closed 6304 (time 1788586483.23 total 30.01 last 205.36)
 - closed 8107 (time 1788586493.23 total 40.01 last 180.28)
 - closed 10000 (time 1788586502.05 total 48.83 last 214.65)
 - closed 11831 (time 1788586512.06 total 58.83 last 183.04)
 - closed 13928 (time 1788586522.06 total 68.84 last 209.54)
total: 13997 close in 69.14 seconds: 202.44 close/second
 - unlinked 0 (time 1788586527 ; total 0 ; last 0)
 - unlinked 10000 (time 1788586604 ; total 77 ; last 77)
unlink(/mnt/lustre/d51f.sanity/f13997) error: No such file or directory
total: 13997 unlinks in 110 seconds: 127.245453 unlinks/second