[Pdns-users] 4 nodes authoritative installation
tripivceta at hotmail.com
Wed May 29 21:35:21 UTC 2013
> Good afternoon, I'm planning to implement 4 node authoritative servers
> working in tandem, using mysql circular replication won't be nice
> because if one node fails the replication is broken.
> Though about having a 5th "management server" with mysql running as
> master for the other 4, this can be a tiny virtual machine which will
> be protected by the virtualization farm.
> Another idea would be to work with pairs, each pair in a multimaster
> mysql replication setup, running application level replication between
> Any comments?
If you want a highly available DNS setup, I would cordiallyrecommend that instead of MySQL, you configure Oracle RAC(preferrably, but not necessarily with ASM) and use the "oracle"pdns back-end.
This will give you synchronous multimaster replication betweenthe database nodes.
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