== sanity test 51f: check many open files limit ========== 11:49:03 (1772470143)
MDT0 numfree=     489898 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1067 (time 1772470159.48 total 10.00 last 106.69)
 - open/keep 2058 (time 1772470169.48 total 20.00 last 99.10)
 - open/keep 3166 (time 1772470179.49 total 30.01 last 110.73)
 - open/keep 4360 (time 1772470189.49 total 40.01 last 119.36)
 - open/keep 5354 (time 1772470199.49 total 50.01 last 99.38)
 - open/keep 6554 (time 1772470209.49 total 60.01 last 119.99)
 - open/keep 7739 (time 1772470219.50 total 70.02 last 118.45)
 - open/keep 8800 (time 1772470229.50 total 80.02 last 106.03)
 - open/keep 9977 (time 1772470239.50 total 90.03 last 117.67)
 - open/keep 10841 (time 1772470249.51 total 100.03 last 86.38)
 - open/keep 11784 (time 1772470259.51 total 110.03 last 94.27)
total: 12815 open/keep in 120.02 seconds: 106.78 ops/second
 - closed 1415 (time 1772470279.50 total 10.00 last -1036.62)
 - closed 2613 (time 1772470289.50 total 20.00 last 119.78)
 - closed 4107 (time 1772470299.51 total 30.02 last 149.18)
 - closed 5658 (time 1772470309.52 total 40.02 last 155.02)
 - closed 7324 (time 1772470319.52 total 50.02 last 166.59)
 - closed 9098 (time 1772470329.53 total 60.03 last 177.24)
 - closed 10000 (time 1772470334.88 total 65.39 last 168.55)
 - closed 12078 (time 1772470344.89 total 75.39 last 207.69)
total: 12815 close in 79.90 seconds: 160.39 close/second
 - unlinked 0 (time 1772470354 ; total 0 ; last 0)
 - unlinked 10000 (time 1772470446 ; total 92 ; last 92)
unlink(/mnt/lustre/d51f.sanity/f12815) error: No such file or directory
total: 12815 unlinks in 116 seconds: 110.474136 unlinks/second