CERN Accelerating science

Patching of ATLAS and LHCB downstream databases (ATLDSC, LHCBDSC), T0-T1 replication downtime.

 
Description: 

Apply the latest security updates and Oracle recommended patches on downstream cluster which runs ATLAS and LHCB downstream databases (ATLDSC and LHCBDSC).

The intervention is NOT rolling and will require 1h 30min  of downtime of all replication streams between T0 and T1s of ATLAS (conditions data) and LHCB (conditions and lfc data) .

Please also note that this intervention will NOT affect any of experiment's databases just (data replication infrastructure).  

Specific Service Detail: 
Services affected: ATLAS conditions replication to T1s, LHCB conditions replication to LHCB online database and to T1s, LHCB LFC replication to T1s
Reason for this intervention: 

Quarterly security patch.

Effective from date: 
Wednesday, August 31, 2011 - 10:30
End date: 
Wednesday, August 31, 2011 - 12:00
Service Element Affected: 
DB & Application Platform Service for Projects & Experiments
Impact on service: 
Service will be unavailable during the intervention
Posted by: 
IT-DB
Unit responsible for resolution: 
IT Department