When the DB2 HADR feature is enabled, the primary database's transaction logs are replicated to one or more standby databases in real time. The replication provides HA and DR protection, at a cost. The replication adds overhead to the primary's log writing.
This week we have IBM's Florence Dubois' presentation from IDUG NA 2014 on best practices to prepare of the recovery of multiple objects. Taking regular backups is necessary but far from sufficient for anything beyond minor application recovery.
October is Backup and Recovery month. It is also the month of goblins, ghouls and scary stories. Kurt Struyf tells us that these two themes often go together. Kurt presents a horror story of what can go terribly wrong when you don't have a good backup and recovery strategy.
Join Judy Ruby-Brown has she gives a thorough overview of system level backup and using FlashCopy for disaster recovery as provided by various vendors. Judy explains the types of services that need to be setup for disaster recovery as well as easy implementation scenarios for the DBA.