Making HA Pace with Pacemaker

The purpose of this presentation is to describe what Pacemaker is and how it fits into the high-availability end of the DB2 HADR spectrum, how it compares with older technologies such as TSAMP, explain the different configuration options (HADR, Mutual Failover) and their advantages and disadvantages, and lastly – look at some test scenarios and experiences with customer’s configurations.

Objectives:

• Explain what Pacemaker is and how it fits into the high-availability end of the HADR.

• Compare Pacemaker with older technologies (TSAMP).

• Describe the Pacemaker/HADR option and its advantages/disadvantages.

• Describe the Pacemaker/Mutual Failover option and its advantages/disadvantages.

• Discuss different test scenarios and customer’s configurations.