== sanity test 51f: check many open files limit ========== 07:11:54 (1787397114)
MDT0 numfree=     531045, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1392 (time 1787397127.74 total 10.00 last 139.16)
 - open/keep 2782 (time 1787397137.75 total 20.01 last 138.92)
 - open/keep 4054 (time 1787397147.75 total 30.01 last 127.13)
 - open/keep 5260 (time 1787397157.76 total 40.02 last 120.50)
 - open/keep 6539 (time 1787397167.77 total 50.03 last 127.78)
 - open/keep 7796 (time 1787397177.78 total 60.04 last 125.64)
 - open/keep 9070 (time 1787397187.78 total 70.04 last 127.31)
 - open/keep 10000 (time 1787397194.62 total 76.87 last 136.13)
 - open/keep 11385 (time 1787397204.62 total 86.88 last 138.48)
 - open/keep 12715 (time 1787397214.62 total 96.88 last 132.94)
 - open/keep 13970 (time 1787397224.62 total 106.88 last 125.48)
 - open/keep 15243 (time 1787397234.63 total 116.89 last 127.26)
total: 15634 open/keep in 120.00 seconds: 130.28 ops/second
 - closed 1913 (time 1787397247.75 total 10.01 last -1331.87)
 - closed 3927 (time 1787397257.75 total 20.01 last 201.35)
 - closed 6013 (time 1787397267.76 total 30.01 last 208.55)
 - closed 8064 (time 1787397277.76 total 40.02 last 204.99)
 - closed 10000 (time 1787397286.68 total 48.94 last 217.01)
 - closed 11948 (time 1787397296.68 total 58.94 last 194.78)
 - closed 14413 (time 1787397306.69 total 68.94 last 246.44)
total: 15634 close in 74.16 seconds: 210.83 close/second
 - unlinked 0 (time 1787397316 ; total 0 ; last 0)
 - unlinked 10000 (time 1787397394 ; total 78 ; last 78)
unlink(/mnt/lustre/d51f.sanity/f15634) error: No such file or directory
total: 15634 unlinks in 123 seconds: 127.105690 unlinks/second