mail routing performance issues, backing up in /var/spool/mqueue

[lester lasad]

I'm sure this is not do to email not being able to be
delivered.  This is a relay server to 2 domains and if
I flush the queue all the email is delivered.

--- Denis Beauchemin <Denis.Beauchemin at USHERBROOKE.CA>
wrote:
> Lester,
>
> Your top and vmstat output show no problem at all.
> It is quite common
> for systems to use all unallocated memory for
> internal buffers.  When
> you look at memory use you may be tempted to believe
> that there is none
> available but it is just being used for internal
> chores.  It will be
> freed upon request from user processes.
>
> As for your outgoing queue backing up, are you sure
> these are not
> messages that couldn't be delivered?  My MS servers
> all have a lot of
> messages in mqueue (between 2000 and 3000 messages
> each).  This is normal.
>
> Denis
> lester lasad wrote:
>
> >--- Ugo Bellavance <ugob at CAMO-ROUTE.COM> wrote:
> >
> >
> >>lester lasad wrote:
> >>
> >>
> >>
> >>>fedora core 1
> >>>mailscanner-4.31.6-1
> >>>SpamAssassin version 2.63
> >>>mta= sendmail
> >>>
> >>>mail is backing up in /var/spool/mqueue, it is
> >>>
> >>>
> >>getting
> >>
> >>
> >>>to the /var/spool/mqueue.in in a timely manner
> but
> >>>once it gets to mqueue it is taking too long to
> >>>
> >>>
> >>route.
> >>
> >>This looks like a sendmail problem, since
> >>MailScanner's job is finished
> >>once messages are in /var/spool/mqueue.  How is
> your
> >>outgoing sendmail
> >>called?
> >>
> >>
> >
> >My MS conf settings have it set to queue.  If I'm
> >answering this incorrectly please let me know.
> >
> >


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