Increased load

[Martin Hepworth]

2008/12/9 Rabie Van der Merwe <rvdmerwe at mhg.co.za>:
>
> I can try that, but what I need to speed as I do high volume email.
> How does clamd compare to clamavmodule?
>
> I still have the issue with increased load on the later releases; I
> would like to resolve that first before I make architecture changes.
>
> Regards
> Rabie
>
>
> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info
> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of Martin
> Hepworth
> Sent: 09 December 2008 10:38 AM
> To: MailScanner discussion
> Subject: Re: Increased load
>
> 2008/12/9 Rabie Van der Merwe <rvdmerwe at mhg.co.za>:
>>
>> I did apply the updated Message.pm file I am however still seeing the
>> increased load on the server compared to versions 4.69.9-3 and prior.
>>
>> My 2 servers run at around lavg of 0.8, since first updating the one
>> server then the other (can correlate this on my load graphs) the load
>> now is around 1.5-2.
>>
>> Unfortunatly I didn't have the MailScanner performance logging enabled
>> previously so I can't compare the internal runtimes to then.
>>
>> I am running 12 children on a 4 way box with 4096Mb ram with incoming
>> area in tmpfs on CentOS 5.2 x86_64. Looking at my graphs I can see an
>> increase in my CPU User time, CPU System time increased slightly but
>> IOWait seem relatively the same. I am also running ClamAV module 0.22
>> with ClamAV 0.94.
>>
>> I could revert to an older build of MailScanner to test, but there is
> a
>> compatibility issue with CLamAv? Or will ClamAV module handle that?
>>
>> Let me know if there is anything else I can provide.
>>
>> Regards
>> Rabie
>>
>>
>>
>>
>> -----Original Message-----
>> From: mailscanner-bounces at lists.mailscanner.info
>> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of Rabie
>> Van der Merwe
>> Sent: 26 November 2008 13:18 PM
>> To: MailScanner discussion
>> Subject: RE: Increased load
>>
>>
>> I recently joined the mailing list, could someone repost the file or
> let
>> me know what the subject of the message was as I cant search the
> through
>> the mailing list.
>>
>> Regards
>> Rabie
>>
>> PS BAD CPU!! Down, down boy, staaay ! :)
>>
>> -----Original Message-----
>> From: mailscanner-bounces at lists.mailscanner.info
>> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of Glenn
>> Steen
>> Sent: 26 November 2008 10:54 AM
>> To: MailScanner discussion
>> Subject: Re: Increased load
>>
>> 2008/11/26 Rabie Van der Merwe <rvdmerwe at mhg.co.za>:
>>>
>>> Yip CPU utilization is defiantly up.
>>>
>> Well, you need be strict with it then.... Tell it to be less
>> defiant!!!:-):-):-)... (as if that would help:-)
>>
>> Seriously though, if you are using 4.72.5 you might need the latest
>> Message.pm fix that Jules posted, or else you would see the children
>> start to loop on some specific messages... Notably, the busy
>> MailScanner child will report "cleaning messages" as commandline in
>> "ps"... and never leave that state.
>> Solutions would be:
>> - get a hold of the fixed Message.pm and drop that into place (restart
>> MS after that), or
>> - revert to 4.71, or
>> - wait for Jules to post a new release with the fix incorporated
>> (there just might be a new beta around the corner:-).
>>
>> Cheers
>> --
>> -- Glenn
>>
>>> -----Original Message-----
>>> From: mailscanner-bounces at lists.mailscanner.info
>>> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of Hugo
>>> van der Kooij
>>> Sent: 26 November 2008 00:27 AM
>>> To: MailScanner discussion
>>> Subject: Re: Increased load
>>>
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA1
>>>
>>> Rabie Van der Merwe wrote:
>>>>
>>>> Can anyone think of a reason why moving from 4.69.9-3 to any of the
>>>> later versions would increase the load on the server? I have 2
>> servers
>>>> running MailScanner and my avg load went from 2 to 4 since the
>> upgrade
>>>> on both boxes.
>>>
>>> Well load in itself should not be an issue. Is the average CPU usage
>>> significantly higher? (Use vmstat to find out.)
>>>
>>> Hugo.
>>>
>>> - --
>>> hvdkooij at vanderkooij.org http://hugo.vanderkooij.org/
>>> PGP/GPG? Use: http://hugo.vanderkooij.org/0x58F19981.asc
>>>
>>> A: Yes.
>>> >Q: Are you sure?
>>> >>A: Because it reverses the logical flow of conversation.
>>> >>>Q: Why is top posting frowned upon?
>>>
>>> Bored? Click on http://spamornot.org/ and rate those images.
>>>
>>> Nid wyf yn y swyddfa ar hyn o bryd. Anfonwch unrhyw waith i'w
>> gyfieithu.
>>> -----BEGIN PGP SIGNATURE-----
>>> Version: GnuPG v1.4.7 (GNU/Linux)
>>> Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org
>>>
>>> iD8DBQFJLHurBvzDRVjxmYERAoL4AJwPCOJyy0zKlyIdg6gcw9zr+f908wCfd1ba
>>> coBDbgd/x0Mz6BfLVCn1OhE=
>>> =IcK/
>>> -----END PGP SIGNATURE-----
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>>
>>
>>
>> --
>> -- Glenn
>> email: glenn < dot > steen < at > gmail < dot > com
>> work: glenn < dot > steen < at > ap1 < dot > se
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>
> I'd suggest moving to clamd so you don't have the clammodule
> compatibility problems. I've been running a clamd system since the MS
> beta's first came out with clamd support with no issues what so-ever.
>
> --
> Martin Hepworth
> Oxford, UK
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> This message (including attachments) contains privileged and confidential
> information intended only for the person or entity to which it is addressed.
>
> Any review, retransmission, dissemination, copy or other use of, or taking
> of any action in reliance upon this information by persons or entities other
> than the intended recipient, is prohibited.
>
> If you received this message in error, please notify the sender immediately
> by e-mail, facsimile or telephone and thereafter delete the material from
> any computer.
>
> Metropolitan Health Group, its subsidiaries or associates, does not accept
> liability for any personal views expressed in this message.
>
> Metropolitan Health Group
> PO Box 4313 Cape Town 8000 Tel: (021) 480 4511 Fax: (021) 480 4535
> www.mhg.co.za
>
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>


another change could be the antiword feature. If you make sure this is
off in MailScanner.conf

Add Text Of Doc = off

-- 
Martin Hepworth
Oxford, UK