Operations Report 04/06/2010

Summary of Previous Week

• Castor: Investigating Tape Restores
• Castor: Upgrade Pre-Prod to 2.1.8-18
• Castor: Investigating ways to improve backups strategy to optimise space and recovery time
• Castor: Preparation purchaising plan for Castor hardware
• Castor: Preparation hardware migration plan for Castor databases
• LFC/FTS: Data Guard testing is almost finished
• 3D: Apply Apr PSU
• LFC/FTS: Attempt to apply Apr PSU and rolling it back due to Oracle bug
• Castor: PL/SQL training

Operational Issues and Incidents

• Castor: blocking session from ATLASSRM due to hanging daemon host

Plans for Week(s) Ahead

• Castor: Tape backup restoration
• Castor: Preparation hardware migration plan for Castor databases
• Castor: apply Jan PSU on Vulcan (pre-prod) in a month

Downtimes and At Risk

Description	Start	End	Affected VO(s)	Type
Rebalance of diskgroups.	08.06.2010 08:00	08.06.2010 11:00	3D LHCb database	transparent

Development Priorities

• Install ATLAS TAGs to 64bit systems
• Investigate ORACLE replication technique for LFC/FTS resilience
• Investigate hardware architecture, backup and recovery strategy, resilience and validation of restored backup.

Requirements and Blocking Issues

• Waiting for new hardware for CASTOR databases (have some progress but still waiting)
• Waiting for test environment to test new multipath configuration

OnCall

• Eter

Absences

• Carmine on CRISTAL course from Monday to Wednesday
• Eter on UKOUG conference on Thursday
• Keir on Annual Leave from Thursday