Re: ClamAV consumes so much memory that my Postfix service gets killed by OOM Killer from time to time

On Tuesday, March 4th, 2025 at 9:49 PM, Matus UHLAR - fantomas via clamav-users <[email protected]> wrote:

> On 04.03.25 12:49, Turritopsis Dohrnii Teo En Ming via clamav-users wrote:
> 
> > From the above output, it appears that clamscan is being used automatically.
> > 
> > When I login to my Virtualmin web hosting control panel, I will click
> > Virtualmin at the top left, then click Email Settings > Spam and Virus
> > Scanning.
> > 
> > Under the "Global spam and virus scanner options" tab, "Virus scanning
> > program" option, the Standalone scanner (clamscan) was automatically
> > selected. PLEASE NOTE THAT I HAVE NEVER CONFIGURED THIS SETTING BEFORE IN
> > THE PAST. If I change the "Virus scanning program" option to Local server
> > scanner (clamd), will my situation improve tremendously? Will the memory
> > footprint reduce and bring about enhanced stability to my AlmaLinux 9.5
> > Virtual Private Server (VPS) in Germany?
> 
> 
> Yes, as I wrote in one of my previous e-mails, scanning using "clamd" uses
> much less memory.
> 
> https://marc.info/?l=postfix-users&m=174101580201668&w=2
> 
> Note that I don't use virtualmin so I don't know how exactly it works,
> however virtualmin seems to already have option for that as It was already
> mentioned:
> 
> https://marc.info/?l=postfix-users&m=174101817003588&w=2
> 
> see the page:
> 
> https://www.virtualmin.com/docs/server-components/spam-and-virus-scanning/
> 
> the section "Reducing CPU load with Clamd"

I have already switched from clamscan to clamd tonight.

Regards,

Mr. Turritopsis Dohrnii Teo En Ming
Targeted Individuals in Singapore
GIMP = Government-Induced Medical Problems
4th March 2025 Tuesday

> --
> Matus UHLAR - fantomas, [email protected] ; http://www.fantomas.sk/
> Warning: I wish NOT to receive e-mail advertising to this address.
> Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
> I just got lost in thought. It was unfamiliar territory.
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