ISC Bind can easily do multiple DNS servers, with shared databases betwixt them.
DNS is very easy to replicate... why not have more than one? Rubin On Tue, 2008-02-05 at 19:34 +0000, James Ellis wrote: > I am trying to design a High Availability website. This is what I am > thinking for architecture: > > Apache Web Server - One server used for load balancing. A second slave > server (inactive) as a failover and Linux HA (Heartbeat) to trigger the > failover. > Cluster of Tomcat Servers - Failover handled by cluster. > MySQL Cluster - Failover handled by cluster. > > Two questions: > 1) Is the above architecture "standard"? > 2) Isn't the DNS server still a single point of failure? A request comes in > for http://www.foo.com which is translated by a DNS server as 192.168.1.1 > which maps to the Apache server. So if the DNS server fails...how would the > Apache server ever get the request? > Your thoughts/help are appreciated. > > Jim_______________________________________________ > Linux-HA mailing list > Linux-HA@lists.linux-ha.org > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems -- Rubin Bennett rbTechnologies [EMAIL PROTECTED] http://thatitguy.com (802)223-4448 "Those who would give up essential liberty to purchase a little temporary safety deserve neither liberty nor safety." -Ben Franklin, Historical Review of Pennsylvania, 1759 _______________________________________________ Linux-HA mailing list Linux-HA@lists.linux-ha.org http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems