Implementation of Db2 11.1 HADR with TSA in the RedHat system

This article describes how to setup TSA HA using IBM Tivoli System Automation for Multiplatforms between two data centers.

The configurations will be based on the Db2 High Availability Disaster Recovery (HADR) feature and the Db2 High Availability Instance Configuration Utility (db2haicu) available with Db2 Version 11.1.

High Availability Disaster Recovery (HADR), an integrated feature of DB2, supports high availability and disaster recovery for Db2.  a replication technology that ships transaction logs from the primary database to a standby database, and applies the logs on the standby to keep the primary and standby databases in sync. If the primary database becomes unavailable due to a planned maintenance activity or an unplanned outage, the standby database can assume the role of primary.

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