Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 16 Feb 2002 17:05:06 -0800 (PST)
From:      "Michael D. Allen" <mallen@erhs.la>
To:        Jonathan Chen <jonc@chen.org.nz>
Cc:        <freebsd-questions@FreeBSD.ORG>
Subject:   Re: Very sluggish sendmail
Message-ID:  <20020216170323.U311-100000@the-rock.lausd.k12.ca.us>
In-Reply-To: <20020217101514.A1169@grimoire.chen.org.nz>

next in thread | previous in thread | raw e-mail | index | archive | help
On Sun, 17 Feb 2002, Jonathan Chen wrote:

> On Sat, Feb 16, 2002 at 02:18:33AM -0800, Michael D. Allen wrote:
> > Hi, I was wondering if someone had any ideas in helping to solve a
> > sendmail problem I'm having.
> >
> > I'm running stock sendmail from FreeBSD 4.4, and sendmail is extremely
> > sluggish.  Running mailq takes a good 30 seconds on an idle Pentium III
> > with an empty mail queue:
>
> [...]
>
> That's indicative of a timeout on a DNS lookup. Make sure all boxes
> connecting to the mailserver have reverse-ptr entry in the DNS.
> --
> Jonathan Chen <jonc@chen.org.nz>

Well, DNS is configured correctly.  The resolver doesn't use kqueues,
which is what was hanging.  Removing IPv6 support from the kernel has
fixed things.


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20020216170323.U311-100000>