== sanity test 51f: check many open files limit ========== 18:34:23 (1736984063)
MDT0 numfree=500310, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4801 (time 1736984074.86 total 10.00 last 480.00)
 - open/keep 8891 (time 1736984084.86 total 20.00 last 408.95)
 - open/keep 10000 (time 1736984087.53 total 22.68 last 414.37)
 - open/keep 14347 (time 1736984097.53 total 32.68 last 434.61)
 - open/keep 19783 (time 1736984107.54 total 42.68 last 543.52)
 - open/keep 24910 (time 1736984117.54 total 52.68 last 512.62)
 - open/keep 29318 (time 1736984127.54 total 62.69 last 440.78)
 - open/keep 33445 (time 1736984137.54 total 72.69 last 412.63)
 - open/keep 37511 (time 1736984147.54 total 82.69 last 406.59)
 - open/keep 40000 (time 1736984153.18 total 88.32 last 441.52)
 - open/keep 44745 (time 1736984163.18 total 98.33 last 474.43)
 - open/keep 49488 (time 1736984173.18 total 108.33 last 474.26)
 - open/keep 53682 (time 1736984183.18 total 118.33 last 419.34)
total: 54376 open/keep in 120.00 seconds: 453.13 ops/second
 - closed 6674 (time 1736984194.85 total 10.00 last -4700.32)
 - closed 10000 (time 1736984200.39 total 15.53 last 601.25)
 - closed 17791 (time 1736984210.39 total 25.53 last 779.03)
 - closed 20000 (time 1736984212.69 total 27.84 last 959.05)
 - closed 28777 (time 1736984222.69 total 37.84 last 877.70)
 - closed 30000 (time 1736984224.21 total 39.35 last 806.51)
 - closed 38114 (time 1736984234.21 total 49.35 last 811.34)
 - closed 40000 (time 1736984236.93 total 52.08 last 692.34)
 - closed 47062 (time 1736984246.93 total 62.08 last 706.19)
 - closed 50000 (time 1736984251.09 total 66.24 last 706.82)
total: 54376 close in 73.73 seconds: 737.53 close/second
 - unlinked 0 (time 1736984259 ; total 0 ; last 0)
 - unlinked 10000 (time 1736984277 ; total 18 ; last 18)
 - unlinked 20000 (time 1736984296 ; total 37 ; last 19)
 - unlinked 30000 (time 1736984311 ; total 52 ; last 15)
 - unlinked 40000 (time 1736984326 ; total 67 ; last 15)
 - unlinked 50000 (time 1736984343 ; total 84 ; last 17)
unlink(/mnt/lustre/d51f.sanity/f54376) error: No such file or directory
total: 54376 unlinks in 91 seconds: 597.538452 unlinks/second