Archive | October, 2007

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New Hosts

Posted on 13 October 2007 by Shawn

Adam and I spent an evening working on some HACKS hosts on Tuesday.

Two more of the quad processor 700 MHz boxes are installed, LDAP auth enabled with the shared home directories. The hostnames are (temporarily) lizard1.hacks and lizard3.hacks [lizard2 is refusing to POST right now...]. This are destined to become part of the GP club shell cluster.

Feel free to login and look around. Note: I added Quota to the home directories to prevent a single user from hosing the partition. I split the free space equally among the members. This was mostly a test and can be changed, but each user ended up with ~17.3G.

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LDAP HA Cluster is Operational

Posted on 09 October 2007 by Shawn

In order to ensure continued reliability for the LDAP directory server. I have configured the DNS cluster with a new service IP served by all the machines. Kiyo and Bahamut are now read-only slave servers to Smaug.

If the master fails, the others will answer read request and allow auth to continue to function. All machines and the main website have been updated to use the new dns entry ldap.hacks.arizona.edu->150.135.84.4 . Please update any applications that use Smaug directly to query the service address to take advantage of the new fault tolerance.

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