== sanity test 51f: check many open files limit ========== 15:04:59 (1715454299)
MDT0 numfree=496977, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4042 (time 1715454310.55 total 10.00 last 404.14)
 - open/keep 7968 (time 1715454320.55 total 20.00 last 392.60)
 - open/keep 10000 (time 1715454325.77 total 25.22 last 389.45)
 - open/keep 13890 (time 1715454335.77 total 35.22 last 388.93)
 - open/keep 17793 (time 1715454345.77 total 45.22 last 390.26)
 - open/keep 20000 (time 1715454351.40 total 50.85 last 392.00)
 - open/keep 23915 (time 1715454361.40 total 60.85 last 391.43)
 - open/keep 27866 (time 1715454371.41 total 70.86 last 395.01)
 - open/keep 30000 (time 1715454376.89 total 76.34 last 389.50)
 - open/keep 33848 (time 1715454386.89 total 86.34 last 384.74)
 - open/keep 37678 (time 1715454396.89 total 96.34 last 382.98)
 - open/keep 40000 (time 1715454403.04 total 102.49 last 377.55)
 - open/keep 43893 (time 1715454413.04 total 112.49 last 389.28)
total: 46794 open/keep in 120.00 seconds: 389.94 ops/second
 - closed 5244 (time 1715454430.55 total 10.00 last -3864.82)
 - closed 10000 (time 1715454439.81 total 19.26 last 513.78)
 - closed 15150 (time 1715454449.81 total 29.26 last 514.99)
 - closed 20000 (time 1715454459.37 total 38.81 last 507.55)
 - closed 25181 (time 1715454469.37 total 48.81 last 518.04)
 - closed 30000 (time 1715454478.70 total 58.15 last 516.16)
 - closed 35072 (time 1715454488.70 total 68.15 last 507.17)
 - closed 40000 (time 1715454498.44 total 77.89 last 506.16)
 - closed 45206 (time 1715454508.44 total 87.89 last 520.56)
total: 46794 close in 90.96 seconds: 514.47 close/second
 - unlinked 0 (time 1715454512 ; total 0 ; last 0)
 - unlinked 10000 (time 1715454534 ; total 22 ; last 22)
 - unlinked 20000 (time 1715454557 ; total 45 ; last 23)
 - unlinked 30000 (time 1715454580 ; total 68 ; last 23)
 - unlinked 40000 (time 1715454602 ; total 90 ; last 22)
unlink(/mnt/lustre/d51f.sanity/f46794) error: No such file or directory
total: 46794 unlinks in 105 seconds: 445.657135 unlinks/second