ME TOO: ip_conntrack / available memory = cRaSh

[David Lang]

there was a discussion on linux-kernel in the last week or two that
indicates that there actually is a cost to modules, and that it may be
fairly significant in some cases. check the archives for details.

David Lang

 >
> > 3. What is advisable: install the features as modules or install them
> > permanently while recompiling the kernel and why?
>
> I prefer modules, because they sometimes allow me to change on the fly
> without reboot after modifications like the above. Modules vs. compiled in
> has no bearing on memory use or execution performance.
>
> > 4.Any ideas what could be causing the excessive mem usage after 4/5 days
> > of uptime as per the processes below???
>
> Could you sent the whole /proc/slabinfo, sampled each day? Maybe it's
> something else found in there, and you'll see it if you compare day by day.
> If this does not help, maybe try to ask on the linux-kernel mailing list,
> giving information about what kernel version, .config file, etc.
>
> good luck
>   Patrick
>