Sun Microsystems 10000 manual Configuring DR

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C H A P T E R 1

Configuring DR

This chapter describes key DR functionality and also guides you through the tasks for configuring DR. You will find

■Information on DR models

■Details on getting started with DR configuration

■An overview of DR configuration tasks

■Prerequisite tasks to be completed before a DR detach operation

■Details on the configuration changes that occur during DR detach operations and how to control certain conditions when a detach operation is in progress

Note – In this document, the phrase “DR detach operation” refers to the complete detach or removal of a system board. This detach operation can be accomplished by using the ADR command deleteboard(1M). For instructions on detaching boards from Solaris 9 domains (which support only DR model 3.0), refer to the Sun Enterprise 10000 Dynamic Reconfiguration User Guide (part number 816-3627-10).

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Contents Sun Enterprise DR Conﬁguration Guide Please Recycle Page Contents Sun Enterprise 10000 DR Configuration Guide May Before You Read This Book How This Book Is OrganizedTypographic Conventions Using Unix CommandsShell Prompts Accessing Sun Documentation Online Related DocumentationSun Welcomes Your Comments Configuring DR DR Models Enhancements in DR Model Where to Execute DR CommandsGetting Started Requirements for Multipathing in DRDevice Prerequisites Suspend-safe or closedAllocating Sufficient Domain Swap Space Qualifying Third-Party Device DriversOverview of DR Configuration Tasks To Enable the Kernel Cage To Set Permanent Driver Parameters for Network DriversTo Enable Device Suspension for the soc and pln Drivers To Specify an Unsafe Driver ListPreparing for DR Detach Operations To Make an Unsupported Tape Device Detach- SafeConfiguration Changes During DR Operations To Manually Suspend a Suspend-Unsafe Device Target Memory Constraints Disconnect the cables to the deviceProcessors Network DevicesRemote DR Communication Check the domainIndex Sun Enterprise 10000 DR Conﬁguration Guide May