Users of RBL's

[Steve Campbell]

Chris, and all,

----- Original Message ----- 
From: "Mark Presling" <mark at presling.com>
To: "MailScanner discussion" <mailscanner at lists.mailscanner.info>
Sent: Thursday, June 29, 2006 6:58 AM
Subject: Re: Users of RBL's


> Hi Chris,
>
> Have you checked the size of your bayes database files? I used to have a
> 1GB machine that SpamAssassin would regularly time out on because the
> bayes DB would get too big from the auto learning. I had to tune it so
> that the DB file would stay below 5MB or it just timed out scanning
> larger messages. It also used up 100% of the CPU most of the time. I
> used to manually expire old tokens from it as well, but that was before
> MS started doing that automatically for me. Even on my newer server (2G
> Pentium 4) I still restrict the size of the the bayes DB with
> "bayes_expiry_max_db_size 400000". This seems to keep the DB at around 
> 10MB.

I assume this should go into spam.assassins.prefs file? And do I just add 
this line and the next expiry will whittle the file down or do I have to do 
something to the files first?

Thanks for any input.

Steve

>
> Mark
>
> Chris Hammond wrote:
>>>>> Sounds like you may just be asking too much of the hardware.
>>>>>
>>>> This could very well be.  Before I go asking for a new server though, I 
>>>> want to make sure I have my ducks in a row.
>>>> When this was nothing more than a Postfix box with static rules, it 
>>>> handled the job just fine.  But I think it may
>>>> be really working for it's living.
>>>>
>>> MailScanner and SpamAssassin do use a lot of resources. It looks to be
>>> cpu bound, but that's a good thing usually! Any way to upgrade that
>>> processor? To reduce CPU usage, tune/configure some software. Did you
>>> read the performance tweaks section in the mailscanner wiki? To reduce
>>> disk writes, setup syslog to log to another box, or put mysql on another
>>> box, or throw another cheap ide drive into the box and log to it,
>>> instead of the mirrored drives.
>>>
>>
>> I was beginning to feel the same way.  The DL-145 is a dual processor 
>> capable box
>> so I will see about adding a second processor to it.
>>
>> I did go through the tweaks section on the wiki.  My next thought was 
>> moving MySQL to
>> another machine.  There is no more room for another drive so that is not 
>> an option
>> unfortunately.  I am going to move the MySQL server to another box 
>> tonight and see what
>> that gains me.
>>
>> Thanks
>> Chris
>>
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>>
>
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