[kwlug-disc] Service resource management: i.e. Mailman3 vs Mailman2

Ronald Barnes ron at ronaldbarnes.ca
Wed Feb 5 12:17:50 EST 2025


Khalid Baheyeldin wrote on 2025-02-05 08:36:

> The unit for rss in ps is Kilobytes, not bytes.
> So that is part of the discrepancy.

Ah, of course!

Now the difference is much less:

33880335360 bytes == 338.8M
vs
446.6M

Regardless, it feels the `systemd` output, being ⅓ larger than the `ps` 
output, feels like it's more complete, hence accurate.



>     Any thoughts on how to reconcile these wildly divergent results?
> 
> 
> I think no matter how you measure it, MM3 uses MUCH more memory.
> Exact figures don't matter.

True.


> I was hoping it was a due to one or two features that you can disable,
> either because you don't use them at all, or you can make do without
> them.
> 
> But it does not seem like a viable path so far.

Right, other than disabling NNTP, I'm not sure what else can be done.



> So your best bet is to post these data to the issues that others have
> complained about already, and hope that if enough people report this
> as a show stopper, they will modularize the code more, or do something
> else.

I may do that. Unfortunately, I suspect it'll take a MM4 to address 
this, *if* we're lucky.


They do need to hear from admins that the current platform is untenable 
for a lot of hobbyist-level lists.

Then they need to care enough to do something.



Thanks, this has been a fun digression into `ps`, something I kinda 
dislike and avoid using for this type of task.



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