== sanity test 51f: check many open files limit ========== 02:53:45 (1775199225)
MDT0 numfree=     535755 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 940 (time 1775199240.13 total 10.01 last 93.94)
 - open/keep 1877 (time 1775199250.13 total 20.01 last 93.70)
 - open/keep 2847 (time 1775199260.14 total 30.01 last 96.94)
 - open/keep 3742 (time 1775199270.14 total 40.01 last 89.49)
 - open/keep 4659 (time 1775199280.15 total 50.02 last 91.60)
 - open/keep 5650 (time 1775199290.15 total 60.03 last 99.08)
 - open/keep 6589 (time 1775199300.16 total 70.03 last 93.83)
 - open/keep 7626 (time 1775199310.16 total 80.04 last 103.68)
 - open/keep 8439 (time 1775199320.17 total 90.04 last 81.24)
 - open/keep 9363 (time 1775199330.17 total 100.04 last 92.39)
 - open/keep 10000 (time 1775199336.83 total 106.70 last 95.69)
 - open/keep 10963 (time 1775199346.83 total 116.71 last 96.26)
total: 11264 open/keep in 120.00 seconds: 93.87 ops/second
 - closed 1790 (time 1775199360.13 total 10.00 last -917.08)
 - closed 3377 (time 1775199370.13 total 20.00 last 158.68)
 - closed 4719 (time 1775199380.14 total 30.01 last 134.17)
 - closed 6462 (time 1775199390.14 total 40.01 last 174.24)
 - closed 8264 (time 1775199400.14 total 50.01 last 180.15)
 - closed 10000 (time 1775199410.00 total 59.87 last 176.17)
total: 11264 close in 68.01 seconds: 165.63 close/second
 - unlinked 0 (time 1775199423 ; total 0 ; last 0)
 - unlinked 10000 (time 1775199527 ; total 104 ; last 104)
unlink(/mnt/lustre/d51f.sanity/f11264) error: No such file or directory
total: 11264 unlinks in 117 seconds: 96.273506 unlinks/second