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Posted to users@spamassassin.apache.org by Bert Van de Poel <be...@ulyssis.org> on 2022/05/26 15:00:58 UTC

Re: [SPAM?] Re: Memory requirement for SpamAssassin/Postfix/Roundcube/Dovecot stack

If you want to save on memory usage, just having amavis filter out exe 
files or exe-like files (screensavers, exes in archives, etc.) is much 
more efficient than using clamav. Of course this doesn't filter out 
Office macros/OLE, but there's a plugin in SA related to that, I believe.


On 26/05/2022 16:49, Ian Evans wrote:
> On Thu, May 26, 2022, 10:36 AM Reindl Harald, <h....@thelounge.net> 
> wrote:
>
>
>
>     Am 26.05.22 um 16:32 schrieb Ian Evans:
>     > File under "questions I think I already know the answer to."
>     >
>     > Looking at moving my site to a new host and I'm pondering
>     splitting my
>     > web/email servers which have always shared the same server.
>     >
>     > Our email server is five accounts. Just me and the missus. A big
>     day is
>     > receiving 200 emails.
>     >
>     > Is it safe to assume that a $5/mth 1gig memory account will
>     laugh at the
>     > resources needed to run
>     a SpamAssassin/Postfix/Roundcube/Dovecot/Nginx
>     > stack and not ever break a sweat?
>
>     when you add clamav later it will be clamav who laughs about 1 GB
>     memory
>     after it has sucked it completly
>
>
> Just looked at clamav's memory usage. Ouch. :)
>

Re: [SPAM?] Re: Memory requirement for SpamAssassin/Postfix/Roundcube/Dovecot stack

Posted by Matus UHLAR - fantomas <uh...@fantomas.sk>.
>>    Am 26.05.22 um 16:32 schrieb Ian Evans:
>>    > File under "questions I think I already know the answer to."
>>    >
>>    > Looking at moving my site to a new host and I'm pondering splitting 
>>    > my web/email servers which have always shared the same server.
>>    >
>>    > Our email server is five accounts.  Just me and the missus.  A big 
>>    > day is receiving 200 emails.
>>    >
>>    > Is it safe to assume that a $5/mth 1gig memory account will laugh at 
>>    > the resources needed to run 
>>    > a SpamAssassin/Postfix/Roundcube/Dovecot/Nginx stack and not ever 
>>    > break a sweat?

>>On Thu, May 26, 2022, 10:36 AM Reindl Harald, 
>><h....@thelounge.net> wrote:
>>    when you add clamav later it will be clamav who laughs about 1 GB
>>    memory
>>    after it has sucked it completly

>On 26/05/2022 16:49, Ian Evans wrote:
>>Just looked at clamav's memory usage. Ouch. :)

On 26.05.22 17:00, Bert Van de Poel wrote:
>If you want to save on memory usage, just having amavis filter out exe 
>files or exe-like files (screensavers, exes in archives, etc.) is much 
>more efficient than using clamav. Of course this doesn't filter out 
>Office macros/OLE, but there's a plugin in SA related to that, I 
>believe.

there are also many signatures for JS and other kinds of malicious content 
in clamav...

however, with clamav, 2G of RAM is not enough. Especially when using 
ConcurrentDatabaseReload (default on)

-- 
Matus UHLAR - fantomas, uhlar@fantomas.sk ; 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.
"They say when you play that M$ CD backward you can hear satanic messages."
"That's nothing. If you play it forward it will install Windows."