Operations Report 14/09/2009

Summary of Previous Week

Developments

• 3D ATLAS has been migrated to 64bit.
• This morning we met with Grid services people (Catalin, Matt h.) about FTS/LFC resilience

Operational Issues and Incidents

• On Thursday one of the Castor Database disk array became unavailable and ASM did hang (Oracle bug). The service was down from ~15:00 till ~18:00

Plans for Week(s) Ahead

• Castor Name server upgrade
• Change some Oracle configuration on Castor systems to improve performance.

Downtimes and At Risk

Description	Start	End	Affected VO(s)
Name server upgrade (Down Time)	15/09/2009 9:00am	15/09/2009 12:00pm	All
Apply changes to Oracle server (At Risk)	15/09/2009 12pm	17/09/2009 17pm	All

Development Priorities

• CASTOR Database Monitoring
• Migrate LHCb 3D and ATLAS TAGs to 64bit systems
• Investigate ORACLE replication technique for LFC/FTS resilience

Requirements and Blocking Issues

Description	Required By	Priority	Status
LHCb 3D and Tag databases migration to 64bit Oracle		Medium	64 bit cluster installation

OnCall

• Keir Hawker