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From:Gleb Paharenko Date:August 31 2005 8:08am
Subject:Re: Connections with bad DNS cause lockups
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Hello.

Have a look here:
  http://dev.mysql.com/doc/mysql/en/dns.html

You may want to start mysqld with the --skip-name-resolve option.


Tuc at T-B-O-H <ml@stripped> wrote:
> Hi,
> 
>        We seem to be running into a problem with our 
> installation that we don't understand.
> 
>        We are running "mysql-server-4.0.25" from
> the ports collection on a FreeBSD 5.3-RELEASE-p10
> machine. Its tcpwrapper'd to only allow from our
> /24, and a single machine outside the /24.
> 
>        At times, all of a sudden the server seems
> to "freeze". It appears that we've narrowed it down
> to an issue with people attacking the server that
> come from a site that has a bad reverse DNS setup.
> 
>        Has anyone else seen this, or knows how
> to stop it?
> 
>                Thanks, Tuc
> 


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Thread
Connections with bad DNS cause lockupsTuc at T-B-O-H30 Aug
  • Re: Connections with bad DNS cause lockupsGleb Paharenko31 Aug
    • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H1 Sep
      • Re: Connections with bad DNS cause lockupsSGreen1 Sep
        • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H1 Sep
          • Re: Connections with bad DNS cause lockupsSGreen1 Sep
            • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H1 Sep
      • Re: Connections with bad DNS cause lockupsGleb Paharenko2 Sep
        • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H2 Sep
          • Re: Connections with bad DNS cause lockupsGleb Paharenko3 Sep
            • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H3 Sep
              • Re: Connections with bad DNS cause lockupsGleb Paharenko3 Sep
                • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H3 Sep
                  • Re: Connections with bad DNS cause lockupsGleb Paharenko5 Sep
                    • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H5 Sep
                      • Re: Connections with bad DNS cause lockupsGleb Paharenko5 Sep
                        • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H5 Sep
                    • Re: Connections with bad DNS cause lockupsTuc at T-B-O-H14 Sep