We have upgraded our hardware of REs and software version.
The chassisd logs coming every 5 seconds after this.
Aug 10 10:52:11 re_rainier_perform_misc_checks:Failed to perform RE memory size check
Aug 10 10:52:16 re_rainier_perform_misc_checks:Failed to perform RE memory size check
Aug 10 10:52:21 re_rainier_perform_misc_checks:Failed to perform RE memory size check
This was earlier fixed in S4 via an older PR (1854658), but the fix was super ceded by another newer PR (1857833).
Engineering has fixed this in 23.4R2-S6 via current PR for this issue, 1898108.
Note: There is no service impact due to these logs.