== sanity test 51f: check many open files limit ========== 20:54:22 (1770688462)
MDT0 numfree=     487477 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 4408 (time 1770688473.88 total 10.00 last 440.73)
 - open/keep 8626 (time 1770688483.88 total 20.00 last 421.77)
 - open/keep 10000 (time 1770688486.61 total 22.74 last 502.76)
 - open/keep 14028 (time 1770688496.61 total 32.74 last 402.77)
 - open/keep 18018 (time 1770688506.61 total 42.74 last 398.99)
 - open/keep 20000 (time 1770688510.74 total 46.86 last 480.20)
 - open/keep 24393 (time 1770688520.74 total 56.87 last 439.20)
 - open/keep 28849 (time 1770688530.75 total 66.87 last 445.53)
 - open/keep 30000 (time 1770688533.75 total 69.87 last 382.88)
 - open/keep 34227 (time 1770688543.75 total 79.87 last 422.65)
 - open/keep 38148 (time 1770688553.75 total 89.88 last 392.05)
 - open/keep 40000 (time 1770688560.05 total 96.17 last 294.26)
 - open/keep 42619 (time 1770688570.05 total 106.17 last 261.86)
 - open/keep 45438 (time 1770688580.05 total 116.18 last 281.77)
total: 46443 open/keep in 120.00 seconds: 387.02 ops/second
 - closed 4523 (time 1770688593.88 total 10.00 last -4091.40)
 - closed 9233 (time 1770688603.88 total 20.00 last 471.00)
 - closed 10000 (time 1770688604.96 total 21.09 last 706.80)
 - closed 15807 (time 1770688614.97 total 31.09 last 580.48)
 - closed 20000 (time 1770688622.91 total 39.04 last 527.69)
 - closed 26025 (time 1770688632.91 total 49.04 last 602.45)
 - closed 30000 (time 1770688640.16 total 56.28 last 548.42)
 - closed 36453 (time 1770688650.16 total 66.29 last 645.19)
 - closed 40000 (time 1770688655.98 total 72.10 last 609.92)
total: 46443 close in 79.76 seconds: 582.28 close/second
 - unlinked 0 (time 1770688665 ; total 0 ; last 0)
 - unlinked 10000 (time 1770688689 ; total 24 ; last 24)
 - unlinked 20000 (time 1770688717 ; total 52 ; last 28)
 - unlinked 30000 (time 1770688740 ; total 75 ; last 23)
 - unlinked 40000 (time 1770688761 ; total 96 ; last 21)
unlink(/mnt/lustre/d51f.sanity/f46443) error: No such file or directory
total: 46443 unlinks in 111 seconds: 418.405396 unlinks/second