I had a similar problem. I figured out it was my mailserver doing name lookups on the 10s of thousands of spams it gets barraged with each day. I solved it by having my server use the upstream name server for name resolution. When you think about this, it makes sense, rarely will the name lookups from the mailserver be for my domains.
-joe On Friday 06 June 2008 15:01:09 Brad Dameron wrote: > On Fri, 2008-06-06 at 09:14 -0700, Eugene Pefti wrote: > > Good morning or day, guys. > > Is there any explanation or a configuration cure to minimize errors like > > this: > > > > Jun 6 08:32:27 ns2 pdns[23831]: 50044 questions waiting for database > > attention. Limit is 50000, respawning > > Jun 6 08:32:27 ns2 pdns[14696]: Our pdns instance exited with code 1 > > > > Jun 6 08:32:27 ns2 pdns[14696]: Respawning > > > > I kept increasing the value of max-queue-length but it seems the number > > of questions keep building up and eventually leads to the above-said > > situation. Are there any settings that I should look at in the MySQL. I > > run gmysql backend. > > > > Eugene > > > > _______________________________________________ > > Pdns-users mailing list > > [email protected] > > http://mailman.powerdns.com/mailman/listinfo/pdns-users > > This appears to be all MySQL issue. If you have the extra memory you > might look at upping your key buffer. There are many tuning factors for > MySQL. You would need to ask on their list for those. They will want the > values in "mysqladmin extended" and "mysqladmin variables". > > > Brad Dameron > Senior Systems Engineer > Clearw're > > > _______________________________________________ > Pdns-users mailing list > [email protected] > http://mailman.powerdns.com/mailman/listinfo/pdns-users _______________________________________________ Pdns-users mailing list [email protected] http://mailman.powerdns.com/mailman/listinfo/pdns-users
