[SLL] Slow DNS lookups
Derek Simkowiak
dereks at realloc.net
Mon Jul 28 14:53:20 PDT 2008
Can you post your /etc/resolv.conf?
If they're publicly available, I'll switch to your DNS servers and
see if I can reproduce the symptoms.
--Derek
Mike Stunes wrote:
> Recently I've been having an issue with name lookups, particularly
> from Firefox, taking much longer than they used to. Seems like it used
> to be pretty quick, and now navigating to a different site takes
> several seconds, usually about four or five. (If I remember right,
> this has been going on for a few days, maybe a week or so.) Once
> Firefox gets past "Looking up ...", however, it's a breeze. I can't
> figure out what might have changed that would cause this--I don't
> remember having done any major software updates or config changes
> about the time this started, and /etc/hosts and /etc/resolv.conf look
> fine. Wireshark shows an interesting story-- first, an AAAA record
> lookup, followed by an AAAA record lookup on <domain-name> +
> ".mit.edu", followed by an A record lookup, which finally works. Don't
> know if it did that before or not. Does anyone have any idea what
> might be going on? Thanks in advance!
>
> Mike
More information about the linux-list
mailing list