== sanity test 51f: check many open files limit ========== 01:37:44 (1732430264)
MDT0 numfree=491809, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1844 (time 1732430276.40 total 10.00 last 184.34)
 - open/keep 3503 (time 1732430286.41 total 20.01 last 165.82)
 - open/keep 5051 (time 1732430296.41 total 30.01 last 154.75)
 - open/keep 6642 (time 1732430306.42 total 40.02 last 159.01)
 - open/keep 8167 (time 1732430316.42 total 50.02 last 152.42)
 - open/keep 9788 (time 1732430326.43 total 60.03 last 162.04)
 - open/keep 11717 (time 1732430336.43 total 70.03 last 192.85)
 - open/keep 13335 (time 1732430346.43 total 80.03 last 161.76)
 - open/keep 15149 (time 1732430356.43 total 90.03 last 181.38)
 - open/keep 16699 (time 1732430366.43 total 100.03 last 155.00)
 - open/keep 18217 (time 1732430376.44 total 110.04 last 151.74)
total: 19795 open/keep in 120.00 seconds: 164.96 ops/second
 - closed 1728 (time 1732430396.42 total 10.02 last -1645.77)
 - closed 3257 (time 1732430406.42 total 20.02 last 152.87)
 - closed 4515 (time 1732430416.43 total 30.03 last 125.73)
 - closed 5798 (time 1732430426.44 total 40.03 last 128.20)
 - closed 7219 (time 1732430436.44 total 50.04 last 142.09)
 - closed 8434 (time 1732430446.44 total 60.04 last 121.48)
 - closed 9483 (time 1732430456.45 total 70.04 last 104.83)
 - closed 10000 (time 1732430460.56 total 74.16 last 125.61)
 - closed 11265 (time 1732430470.57 total 84.16 last 126.45)
 - closed 12469 (time 1732430480.57 total 94.17 last 120.33)
 - closed 13891 (time 1732430490.57 total 104.17 last 142.18)
 - closed 15341 (time 1732430500.59 total 114.18 last 144.82)
 - closed 16582 (time 1732430510.59 total 124.19 last 124.05)
 - closed 18022 (time 1732430520.59 total 134.19 last 143.97)
 - closed 19459 (time 1732430530.59 total 144.19 last 143.69)
total: 19795 close in 146.93 seconds: 134.72 close/second
 - unlinked 0 (time 1732430536 ; total 0 ; last 0)
 - unlinked 10000 (time 1732430642 ; total 106 ; last 106)
unlink(/mnt/lustre/d51f.sanity/f19795) error: No such file or directory
total: 19795 unlinks in 210 seconds: 94.261902 unlinks/second