[GRLUG] Email overload

[Don Wood]

On Wed, 2008-04-30 at 16:11 -0400, Ben Rousch wrote:

> On Wed, Apr 30, 2008 at 4:04 PM, Joe Vanderstelt <thisboyiscrazy
> +grlug at gmail.com> wrote:
> 
>         many of the people at my company have had the same problem
>         recently. I
>         updated my postfix configuration, implemented gray-listing and
>         SPF.
>         That seemed to fix the problem, at least we no long receive
>         the bouce
>         (Undelverable type) emails.
>         
>         
>         On Wed, Apr 30, 2008 at 3:45 PM, Ben Rousch
>         <brousch at gmail.com> wrote:
>         >
>         > I don't really have an answer for you, but I noticed that
>         our incoming spam
>         > jumped up 100% in the last 2 days. It is up 1000% since the
>         beginning of the
>         > year. I was hoping the flood would abate, but it seems to
>         only be getting
>         > worse.
>         
>         
> 
> My spam filter (spamassassin w/ bayes + a couple rbls + SARE) is still
> filtering very well - very few spams get through to my users' Inboxes.
> However the mail server is working quite a bit harder with all the
> extra filtering. The 15 minute load average is up from about 0.1 to
> 0.35.


Do you have a firewall that you can employ rbls on? I recently did that
here and dropped the workload on our mail server.


>  
> 
> 
> 
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