Migration WLCG WNs from SL4 to SL5

WLCG MB Statement

The WLCG Management Board endorses the move of the computing infrastructure to SL5/x86_64 (or binary equivalent).

The minutes of the meeting are available.

This page is collection of items relevant to the migration from SL4 to SL5 for Worker nodes within the WLCG for the 4 LHC VOs.

CIC Portal Cards

CIC portal cards are the definitive reference for details a site requires to support a VO:

• ALICE https://cic.gridops.org/index.php?section=vo&page=homepage&subpage=&vo=alice
• ATLAS https://cic.gridops.org/index.php?section=vo&page=homepage&subpage=&vo=atlas
• CMS https://cic.gridops.org/index.php?section=vo&page=homepage&subpage=&vo=cms
• LHCb https://cic.gridops.org/index.php?section=vo&page=homepage&subpage=&vo=alice

Note that in order to ensure all necessary OS dependencies are installed the dependency metapackage can be used. More information on this is available : SL5DependencyRPM.

Glue Sub Cluster Publishing

Details of how to publish are a SL5 cluster are available: https://wiki.egi.eu/wiki/Operations/HOWTO05

gLite Release

The latest glite-WN release from gLite 3.2 is the install target for your WNs. It is available for SL5/x86_64. glite-WN 3.2

Feedback, Reviews and Reports

• scotgrid sl5 experience.

-- SteveTraylen - 05 Aug 2009