MS performance as a gateway comments

[Martin Hepworth]

Alan

very odd indeed.....

What linux dist and kernel are you running? Are you running a local
(caching) name server? It's nice to know you've got around the issue,
but I gues it'd be nice to know why...

--
Martin Hepworth
Snr Systems Administrator
Solid State Logic
Tel: +44 (0)1865 842300


Alan wrote:
> On Fri, 5 Nov 2004 17:31:51 +0000, Martin Hepworth
> <martinh at SOLID-STATE-LOGIC.COM> wrote:
>
>
>>Alan
>>
>>your specs and message flow don't seem to match the other high end boxes
>>(ie you system should be able to handle well over a million messages aday).
>
>
> Agreed, but no one has ever been able to pinpoint why.
>
>
>>what extra SA rules are you running? I wonder if some of the larger ones
>>are causing problems (not to mention the RBLs - are you running a local
>>caching nameserver on t he box0?
>
>
> I'm running:
> 70_sare_adult.cf      70_sare_unsub.cf               evilnumbers.cf
> 70_sare_genlsubj0.cf  70_sare_uri.cf                 local.cf
> 70_sare_header0.cf    70_sc_top200.cf                mangled.cf
> 70_sare_html0.cf      72_sare_redirect_post3.0.0.cf  weeds.cf
> 70_sare_oem.cf        99_FVGT_Tripwire.cf
> 70_sare_specific.cf   chickenpox.cf
>
> But again, please note that my throughput and server load have NEVER been
> due to MS/SA. Whenever I had a large backlog in the incoming queue, if I
> shut down all the MTA processes, then MS/SA would scream through the queue
> just fine. The load has always been due to the resources taken by the MTAs.
>
> In any case, my point was simply that out of the available MTAs, I have seen
> a drastic performance improvement when using zmailer vs sendmail and exim.
>
> -Alan
>
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