chaching is possible on dns-ldap?

Mosemann, Russell Russell.Mosemann at
Wed Sep 19 11:01:18 UTC 2007

S Kalyanasundaram [skalyanasundaram at] said:

> Is there any caching planned on dns-ldap integration ? For every query
> made to dns is making an access to LDAP server.  I feel really a
> performance hit here. In case if the ldap server is down DNS server
> be able to perform any query resolution in this case.
> But i guess caching is simply not possible, there has to be something
> more to do with the sdb drivers of bind.

Caching is not necessary. You should be running an LDAP server on the
local machine for performance reasons. You should be running more than
one DNS server. You should be running multiple LDAP servers for failover
if the local LDAP server is down.

Russell Mosemann, Ph.D.
Associate Professor of Computer Science 

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