Difference between revisions of "Operations Report 23/11/2009"
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Latest revision as of 15:13, 23 November 2009
Contents
Summary of Previous Week
Developments
- Castor: SRM LHCb sessions lock problem fixed for now
- Castor: NS trigger done
- Castor: Seen a negligible database load increase. Probably related to the LHC startup.
- Tier1: We managed to recreate the problem we had on Castor were ASM did mount the "old" disk array
- Tier1: Tested the script which will avoid ASM from mounting the old disk array
- Tier1: Ongoing work on testing backups
Operational Issues and Incidents
Plans for Week(s) Ahead
- Tier1: Further testing on the script to mitigate against database connecting to “old” ASM mirror
- Tier1: Continued work on backup/recovery procedures (and documentation)
- Tier1: Automate the backup restore procedure
- Tier1: Updating disaster procedures
Downtimes and At Risk
| Description | Start | End | Affected VO(s) | |
|---|---|---|---|---|
Development Priorities
- CASTOR Database Monitoring
- Migrate 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
| Description | Required By | Priority | Status |
|---|---|---|---|
| Hardware for Tag databases | Medium | Waiting | |
| Hardware to test LFC database replication | Medium/high | Waiting |
OnCall
- Eter
