z⁄VM Education - Unit 15 - Understanding LGR & Relocation Domains(SSI) - Part 2

Part two of the z/VM Single System Image (SSI) education. This presentation focuses on Live Guest Relocation (LGR) and Relocation Domains.

Chapters: 0:00 - Introduction 1:23 - Agenda 2:02 - Single System Image Review 4:04 - Stages of LGR: Step 1 - Eligibility Checks 7:02 - Stages of LGR: Step 2 - Create Skeleton on Destination 7:53 - Stages of LGR: Step 3 - Move Guest Memory 8:28 - LGR, High-Level View of Memory Move 11:20 - Stages of LGR: Step 4 - Quiesce Guest 11:26 - Stages of LGR: Step 5 - Guest State Move, I/O Device Move, Penultimate Memory Move 15:11 - Stages of LGR: Step 6 & 7 - Final Memory Move, Guest Resumed on Destination 16:12 - SSI Cluster Management 17:02 - Safe Guest Relocation 18:25 - Flexibility for Planned Outages 20:15 - Production with Protection 21:44 - Relocation Domains - Why Relocation Domains? 25:09 - What is a Relocation Domain? 27:08 - Relocation Domains - Default Domains 31:30 - Defining Relocation Domains 32:37 - Assigning VMs to Relocation Domains 34:06 - Architecture Fencing in Domains 35:04 - What Could Influence the Architecture Description? 36:23 - Relocation Eligibility 37:17 - Dynamic Nature of Virtual Architecture Levels 40:44 - Relocation Domain - Life Cycle 42:07 - Other Uses of Relocation Domains 43:14 - Problem Determination 45:40 - Conclusion

Material: Presentation - https://www.vm.ibm.com/education/roadmaps/ssipart2.pdf SSI and LGR Usage Scenarios - https://www.vm.ibm.com/library/presentations/ssiusage.pdf CP Planning & Admin: Chapter 29 - https://www.vm.ibm.com/library/730pdfs/73627100.pdf?page=699