This IBM® Redbooks® publication positions high availability solutions for IBM Power Systems™ with IBM PowerHA® SystemMirror® Standard and Enterprise Editions (hardware, software, best practices, reference architectures, migration, and tools) with a well-defined and documented deployment model within an IBM Power Systems environment allowing customers a planned foundation for a dynamic high available infrastructure for their enterprise applications.

This Redbooks publication documents topics to leverage the strengths of IBM PowerHA SystemMirror Standard and Enterprise Editions 7.1.3 for IBM Power Systems to solve customers’ application high availability challenges, and maximize systems’ availability, and management.

This Redbooks publication focuses on providing the readers with technical information and references on the capabilities of each edition, functionalities, usability, and features that make IBM PowerHA SystemMirror a premier solution for high availability and disaster recovery for IBM Power Systems servers.

This Redbooks publication helps strengthen the position of the IBM PowerHA SystemMirror solution with a well-defined and documented best practices, usability, functionality, migration and deployment model within an IBM POWER® system virtualized environment allowing customers a planned foundation for business resilient infrastructure solutions.

This Redbooks publication is targeted toward technical professionals (consultants, technical support staff, IT Architects, and IT Specialists) responsible for providing high availability solutions and support with the IBM PowerHA SystemMirror on IBM POWER.

This book was produced by a team of specialists from around the world working at the IBM International Technical Support Organization (ITSO), Poughkeepsie Center.

Dino Quintero is a Complex Solutions Project Leader and an IBM Senior Certified IT Specialist with the ITSO in Poughkeepsie, NY. His areas of knowledge include enterprise continuous availability, enterprise systems management, system virtualization, technical computing, and clustering solutions. He is an Open Group Distinguished IT Specialist. Dino holds a Master of Computing Information Systems degree and a Bachelor of Science degree in Computer Science from Marist College.

Shawn Bodily is a Senior IBM AIX® Consultant for Clear Technologies located in Dallas, Texas. He has 20 years of AIX experience and the last 17 years specializing in high availability and disaster recovery primarily focused around PowerHA. He is a double AIX advanced technical expert, IBM Power Systems and IBM Storage certified. He has written and presented extensively on high availability and storage via technical conferences, webinars, and onsite to clients. He is an IBM Redbooks platinum author co-authoring seven IBM Redbooks publications and two IBM Redpapers™.

Daniel J. Martin-Corben is a Technical Solutions Designer for IBM UK and has been working within UNIX for 20 years. He has held various roles in the sector but has finally returned to IBM. In the early days, he worked on Sequent IBM DYNIX/ptx® as a DBA, Upon joining IBM, he had his first introduction to IBM AIX and IBM HACMP™ (PowerHA) and the pSeries hardware, which has dominated his prolific career. IBM POWER8™ is his current focus, but he has extensive experience on various types of storage, which includes IBM V7000, IBM XIV®, and SAN Volume Controller. Not only does he have strong skills and knowledge with all IBM systems, but also Solaris, Symantec, HP-UX, VMware, and Windows. He has written extensively on his IBM developerWorks® blog “Power Me Up”.

Reshma Prathap is a Certified IT Specialist in Server Systems at IBM India. She is working for the India Software Lab Operations team where she is the technical lead for virtualization of IBM System p® and IBM System x servers. She has over six years of experience in Virtualization of System p and System x servers and four years of experience in implementing high availability solutions, especially PowerHA. She holds a Bachelor of Technology Degree in Electronics and Communication from Mahatma Gandhi University, India. Her areas of expertise include Linux, AIX, IBM POWER Virtualization, PowerHA SystemMirror, System Management, VMware, KVM, and IBM DB2® Database administration.

Kulwinder Singh is a Certified IT Specialist at IBM GTS-TSS. He has 16 years of information technology experience. He has been with IBM for the last seven years. His areas of expertise include AIX, IBM System p hardware, IBM storage, IBM GPFS™, PowerHA and IBM Tivoli® Storage Manager.

Ashraf Ali Thajudeen is an Infrastructure Architect in IBM Singapore GTS Services Delivery having more than eight years of experience in High Availability and Disaster Recovery Architectures in UNIX environments. He is an IBM Master Certified IT Specialist in Infrastructure and Systems Management and TOGAF 9 Certified in Enterprise Architecture. He has wide experience in designing, planning, and deploying PowerHA based solutions across ASEAN SO accounts. His areas of expertise include designing and implementing PowerHA and Tivoli automation solutions.

William Nespoli Zanatta is an IT Specialist from IBM Global Technology Services® Brazil. He has been with IBM for four years, supporting enterprise environments running AIX and Linux systems on POWER and System x. He has background experience with other UNIX versions and software development and his current areas of expertise include IBM PowerVM®, PowerHA, and GPFS.

Thanks to the following people for their contributions to this project:

Ella Buslovic
IBM International Technical Support Organization, Poughkeepsie Center

David Bennin, Noel Carroll, Mike Coffey, Richard Conway, Steven Finnes, Gary Lowther, Paul Moyer, Ravi Shankar, Scot Stansell, and Tom Weaver
IBM US

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