Implementing the IBM SAN Volume Controller and FlashSystem 820

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Diagnostics, planned outages, and troubleshooting

This chapter provides basic information about the diagnostics and troubleshooting tools that are available to help identify and solve common problems that can affect environments comprised of the IBM SAN Volume Controller (SVC) and IBM FlashSystem model 820 storage systems.

The following topics are covered:

•I/O group volume migration for planned outages

•Non-disruptive FlashSystem firmware updates with volume mirroring

•Volume migration to another storage pool for planned outages

•Call home features ...

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