== sanity test 51f: check many open files limit ========== 23:09:19 (1739506159)
MDT0 numfree=492856, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2584 (time 1739506171.23 total 10.00 last 258.40)
 - open/keep 5096 (time 1739506181.24 total 20.00 last 251.12)
 - open/keep 7776 (time 1739506191.24 total 30.00 last 267.96)
 - open/keep 10000 (time 1739506197.31 total 36.07 last 366.53)
 - open/keep 13394 (time 1739506207.31 total 46.08 last 339.18)
 - open/keep 16863 (time 1739506217.32 total 56.08 last 346.72)
 - open/keep 20000 (time 1739506226.47 total 65.23 last 342.86)
 - open/keep 23570 (time 1739506236.47 total 75.24 last 356.90)
 - open/keep 27335 (time 1739506246.47 total 85.24 last 376.43)
 - open/keep 30000 (time 1739506252.91 total 91.67 last 414.16)
 - open/keep 33563 (time 1739506262.91 total 101.67 last 356.29)
 - open/keep 36429 (time 1739506272.91 total 111.68 last 286.48)
total: 38804 open/keep in 120.00 seconds: 323.36 ops/second
 - closed 4373 (time 1739506291.24 total 10.00 last -3204.75)
 - closed 10000 (time 1739506301.23 total 19.99 last 563.24)
 - closed 18171 (time 1739506311.23 total 29.99 last 817.02)
 - closed 20000 (time 1739506313.92 total 32.68 last 681.37)
 - closed 26092 (time 1739506323.92 total 42.68 last 608.98)
 - closed 30000 (time 1739506331.06 total 49.82 last 547.32)
 - closed 36236 (time 1739506341.06 total 59.82 last 623.49)
total: 38804 close in 63.84 seconds: 607.87 close/second
 - unlinked 0 (time 1739506346 ; total 0 ; last 0)
 - unlinked 10000 (time 1739506371 ; total 25 ; last 25)
 - unlinked 20000 (time 1739506405 ; total 59 ; last 34)
 - unlinked 30000 (time 1739506450 ; total 104 ; last 45)
unlink(/mnt/lustre/d51f.sanity/f38804) error: No such file or directory
total: 38804 unlinks in 134 seconds: 289.582092 unlinks/second