== sanity test 51f: check many open files limit ========== 13:26:19 (1763490379)
MDT0 numfree=     487074 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 3085 (time 1763490390.97 total 10.00 last 308.48)
 - open/keep 6181 (time 1763490400.98 total 20.00 last 309.52)
 - open/keep 8559 (time 1763490410.98 total 30.01 last 237.74)
 - open/keep 10000 (time 1763490416.81 total 35.83 last 247.23)
 - open/keep 12421 (time 1763490426.81 total 45.83 last 242.09)
 - open/keep 15131 (time 1763490436.81 total 55.84 last 270.99)
 - open/keep 17593 (time 1763490446.81 total 65.84 last 246.16)
 - open/keep 20000 (time 1763490456.31 total 75.34 last 253.32)
 - open/keep 22554 (time 1763490466.31 total 85.34 last 255.38)
 - open/keep 24998 (time 1763490476.31 total 95.34 last 244.37)
 - open/keep 27601 (time 1763490486.32 total 105.35 last 260.08)
 - open/keep 29829 (time 1763490496.32 total 115.35 last 222.75)
total: 30723 open/keep in 120.00 seconds: 256.02 ops/second
 - closed 3569 (time 1763490510.98 total 10.00 last -2625.54)
 - closed 6931 (time 1763490520.98 total 20.00 last 336.13)
 - closed 10000 (time 1763490530.49 total 29.52 last 322.57)
 - closed 15005 (time 1763490540.49 total 39.52 last 500.45)
 - closed 20000 (time 1763490550.08 total 49.10 last 521.10)
 - closed 24760 (time 1763490560.08 total 59.11 last 475.95)
 - closed 29566 (time 1763490570.08 total 69.11 last 480.55)
 - closed 30000 (time 1763490570.95 total 69.97 last 501.54)
total: 30723 close in 71.25 seconds: 431.19 close/second
 - unlinked 0 (time 1763490573 ; total 0 ; last 0)
 - unlinked 10000 (time 1763490605 ; total 32 ; last 32)
 - unlinked 20000 (time 1763490630 ; total 57 ; last 25)
 - unlinked 30000 (time 1763490658 ; total 85 ; last 28)
unlink(/mnt/lustre/d51f.sanity/f30723) error: No such file or directory
total: 30723 unlinks in 87 seconds: 353.137939 unlinks/second