Users Guide

Figures..........................................................................................................................................5
Tables........................................................................................................................................... 6
Chapter 1: Preface.........................................................................................................................7
Chapter 2: Introducing metro node............................................................................................... 9
Metro node overview..........................................................................................................................................................9
Metro node product family.............................................................................................................................................. 10
Metro node Local......................................................................................................................................................... 10
Metro node Metro........................................................................................................................................................ 11
Metro node hardware platforms..................................................................................................................................... 11
Configuration highlights.................................................................................................................................................... 11
Management interfaces....................................................................................................................................................12
Web-based GUI.............................................................................................................................................................12
VPlexcli........................................................................................................................................................................... 13
Chapter 3: Metro node use cases................................................................................................. 14
General use cases and benefits...................................................................................................................................... 14
Mobility................................................................................................................................................................................. 14
Technology refresh......................................................................................................................................................16
Availability............................................................................................................................................................................ 17
Chapter 4: Features in metro node...............................................................................................19
Metro node security features......................................................................................................................................... 19
ALUA..................................................................................................................................................................................... 19
Provisioning with metro node........................................................................................................................................ 20
Support for thin volumes and unmapping............................................................................................................. 20
Performance monitoring ................................................................................................................................................. 21
Unisphere Performance Monitoring Dashboard....................................................................................................21
Performance monitoring using the CLI.................................................................................................................. 22
Notification......................................................................................................................................................................... 22
Chapter 5: Integrity and resiliency.............................................................................................. 23
About metro node resilience and integrity.................................................................................................................. 23
Site distribution..................................................................................................................................................................23
Cluster..................................................................................................................................................................................24
Quorum.......................................................................................................................................................................... 24
Metadata volumes.............................................................................................................................................................25
Backup metadata volumes.............................................................................................................................................. 25
Logging volumes................................................................................................................................................................25
High availability and metro node hardware................................................................................................................. 26
Directors........................................................................................................................................................................ 26
Management server.................................................................................................................................................... 28
High Availability with metro node Witness..................................................................................................................28
Contents
Contents 3