Automating Vast Db2 DPF Clusters with Pacemaker

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If you missed the presentation, the recording and materials are available here.

IBM Db2’s Database Partitioning Feature (DPF) enables horizontal scaling by distributing data across multiple physical or virtual hosts. Using a partitioned architecture with resources such as database partitions, network interfaces, Virtual IPs (VIPs), and shared storage mount points, DPF delivers massive parallel processing and high performance across database nodes.

However, traditional high availability (HA) deployments based on a single Pacemaker domain introduce several scalability limitations. These include support for a maximum of 32 physical hosts and protection against up to four concurrent host failures.

With Db2 v12.1.3, IBM introduces a new multi-domain DPF architecture that removes these pain points through the support of multiple Pacemaker domains —each managing up to 32 hosts. Organizations can build significantly larger Db2 DPF clusters while maintaining automated high availability.

In this webinar, we will explore how the multi-domain architecture works unveil the inner workings on how failover coordination is handled with multiple domains, and how this design enables greater scalability, improved resilience, and simplified HA management for large-scale Db2 environments.

Join us to learn how this new capability supports mission-critical workloads that demand both massive horizontal scale and robust automated recovery.

Speaker:

Donho Han

Donho Han

Dongho Han is a seasoned software developer and analyst in the field of performance analysis for IBM Db2 High Availability solutions. With a passion for crafting high-performing and scalable software solutions, he brings deep technical knowledge and hands-on experience to the table.  


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When:  Mar 10, 2026 from 11:00 AM to 12:00 PM (ET)

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Online Instructions:
Url: https://teams.microsoft.com/meet/22823198676946?p=fa25zVgK0YLub9DAPz
Login: Meeting ID: 228 231 986 769 46 Passcode: 9xJ6jt36