SAP S/4HANA Upgrades & Updates: Mastering Zero Downtime Option - Softcover

Inhaltsangabe

SAP S/4HANA Upgrades & Updates: Mastering Zero Downtime Option is a practical guide for SAP teams and IT professionals aiming to update/upgrade SAP systems without disrupting business operations. Based on real-world company upgrade experience, this book delivers a structured approach to planning, executing, troubleshooting, and governing SAP S/4HANA upgrades using SAP’s Zero Downtime Option (ZDO). As organizations demand continuous system availability, traditional upgrade outages are becoming increasingly unacceptable. ZDO enables upgrades and updates while keeping systems available to business users, transforming how SAP modernization projects are executed. Designed for CIOs, SAP Basis teams, architects, and project managers, this book combines strategic insight with deep technical expertise. Readers will learn ZDO architecture, SUM confi guration, bridge subsystem concepts, custom code readiness, rollback strategies, CTI integration, monitoring, and post-upgrade stabilization techniques. Through detailed scenarios, project lessons, and real-world case studies, this book provides practical guidance for executing successful zero-downtime upgrades across on-premise, RISE PCE, and hyperscaler cloud environments, with confi dence and precision.

• Extensive guide to SAP S/4HANA ZDO upgrades
• Deep dive into ZDO architecture, SUM, and CTI
• Real-world lessons, risks, and troubleshooting insights
• Proven strategies for continuous system availability

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