Re: Problems with 4.10 and mysql

From: Thomas T. Veldhouse (veldy_at_veldy.net)
Date: 05/24/04

  • Next message: Pete French: "Re: Problems with 4.10 and mysql" 
    To: <stable@FreeBSD.ORG>, "Pete French" <petefrench@keithprowse.com>
Date: Mon, 24 May 2004 08:52:18 -0500

    From: "Pete French" <petefrench@keithprowse.com>
    > Unfortunately this is going to be a very indistinct bug
    > report, but ever since upgrading to 4.10 from 4.9 I am
    > having several problems with mysql. These manifest as
    > programs occasionally failing to connect to the database.
    > Unfortunately I have been unable to track this down as yet
    > due to the fact it only happens once in every few hundred
    > attempts, so trying to actually characterise it is proving
    > almost impossible!
    >
    > Has anyone else seen this ? I am using the system on a test
    > server and am loathe to upgrade the production machines just in case
    > it *isnt* simply some quirk of this machine.
    >
    > -pcf.

    Do you run a firewall (ipfw) on that machine? Perhaps you are hitting
    stateful connection limits?

    I used to set this in /etc/sysctl.conf to avoid the issue for me:

    # increase the number of dynamic firewall rules allowed
    net.inet.ip.fw.dyn_max=3000

    Tom Veldhouse

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