Page 4 - Contents; Preface
iv Contents Preface vi Before You Read This Book vi How This Book Is Organized vi Using UNIX Commands vii Typographic Conventions vii Shell Prompts vii Related Documentation viii Accessing Sun Documentation Online viii Sun Welcomes Your Comments ix 1. Configuring DR 1 DR Models 2 Enhancements in DR ...
Page 6 - Before You Read This Book
vi Preface This guide describes the domain-side configuration of the Sun Enterprise 10000server Dynamic Reconfiguration (DR) feature. For information about how to usethese features, refer to the appropriate document listed in “Related Documentation”on page viii. Before You Read This Book This guide ...
Page 7 - Using UNIX Commands
vii Sun Enterprise 10000 DR Configuration Guide • May 2002 Using UNIX Commands This document does not contain complete information on basic UNIX commandsand procedures such as shutting down the system, booting the system, andconfiguring devices. See the Solaris software documentation that you receiv...
Page 8 - Related Documentation
Preface viii Related Documentation Accessing Sun Documentation Online A broad selection of Sun system documentation is located at: http://www.sun.com/products-n-solutions/hardware/docs A complete set of Solaris documentation and many other titles are located at: http://docs.sun.com Application Title...
Page 9 - Sun Welcomes Your Comments
ix Sun Enterprise 10000 DR Configuration Guide • May 2002 Sun Welcomes Your Comments Sun is interested in improving its documentation and welcomes your comments andsuggestions. You can email your comments to Sun at: [email protected] Please include the part number (816-3630-10) of your document in...
Page 10 - Configuring DR; Note –
1 C H A P T E R 1 Configuring DR This chapter describes key DR functionality and also guides you through the tasksfor 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 complet...
Page 11 - DR Models
2 Sun Enterprise 10000 DR Configuration Guide • May 2002 DR Models There are two models of DR available for the Sun Enterprise 10000 system. DRmodel 2.0 is sometimes referred to as “legacy DR,” and DR model 3.0 is referred toas “next generation DR.” The following table shows the different versions o...
Page 12 - Caution –; Enhancements in DR Model 3.0; Where to Execute DR Commands; Requirements for Multipathing in DR 3.0; Getting Started
Chapter 1 Configuring DR 3 Caution – Before you switch to DR 3.0 in a domain that is running the Solaris 8 10/01 operating environment, you must upgrade the SSP software to version 3.5because previous versions of SSP do not support DR 3.0 operations. For more information about using DR 2.0, see the ...
Page 13 - Device Prerequisites
4 Sun Enterprise 10000 DR Configuration Guide • May 2002 ■ Verify that you have sufficient swap space for your domain. For details, see “Allocating Sufficient Domain Swap Space” on page 15. ■ Qualify any third-party device drivers, as described in “Qualifying Third-PartyDevice Drivers” on page 15. D...
Page 14 - Allocating Sufficient Domain Swap Space; Qualifying Third-Party Device Drivers
Chapter 1 Configuring DR 5 Note – The drivers currently released by Sun Microsystems that are known to be suspend-safe are: st , sd , isp , esp , fas , sbus , pci , pci-pci , qfe , and hme (Sun FastEthernet™); nf (NPI-FDDI); qe (Quad Ethernet); le (Lance Ethernet); the SSA drivers ( soc , pln , and ...
Page 15 - Overview of DR Configuration Tasks
6 Sun Enterprise 10000 DR Configuration Guide • May 2002 Overview of DR Configuration Tasks This section identifies the various configuration tasks that you must complete beforerunning DR operations on Solaris 9 domains (which support only DR model 3.0).Note that it may not be necessary to perform a...
Page 16 - To Enable the Kernel Cage
Chapter 1 Configuring DR 7 For example, if you enabled the kernel cage, the following message is generated: ▼ To Enable the Kernel Cage A caged kernel confines the nonpageable memory to a minimal (most often one)number of systems boards. By default the kernel cage is disabled, preventing DRdetach op...
Page 17 - To Specify an Unsafe Driver List
8 Sun Enterprise 10000 DR Configuration Guide • May 2002 ● If you want to set the driver configuration parameters permanently, set theparameters in the /etc/system file or the driver.conf file for a specific driver. ▼ To Enable Device Suspension for the soc and pln Drivers If your system boards cont...
Page 18 - Preparing for DR Detach Operations
Chapter 1 Configuring DR 9 ▼ To Make an Unsupported Tape Device Detach-Safe For the Solaris 9 operating environment, tape devices that are natively supported bySun Microsystems are suspend-safe and detach-safe. For details, refer to the st (7D) man page for a list of natively-supported drives. If a ...
Page 20 - To Manually Suspend a Suspend-Unsafe Device
Chapter 1 Configuring DR 11 A failure to quiesce due to open suspend-unsafe devices is known as a forciblecondition. You have the option to retry the operation, or you can try to force thequiescence. The conditions that cause processes not to suspend are generallytemporary in nature. You can retry t...
Page 21 - To Force a System Quiescence; Target Memory Constraints
12 Sun Enterprise 10000 DR Configuration Guide • May 2002 c. Disconnect the cables to the device. For example, if a device that allows asynchronous unsolicited input is open, youcan disconnect its cables prior to quiescing the operating environment, preventingtraffic from arriving at the device and ...
Page 22 - Processors; Network Devices
Chapter 1 Configuring DR 13 If no target board is found for a copy rename operation, the deleteboard (1M) and moveboard (1M) commands display the following error messages, respectively: Processors The boot processor is responsible for maintaining the netcon BBSRAM buffer. Before detaching a board on...
Page 23 - Remote DR Communication
14 Sun Enterprise 10000 DR Configuration Guide • May 2002 Remote DR Communication In Solaris 9 domains, the domain configuration server, dcs (1M), controls DR operations. ▼ To Troubleshoot a Connection Failure During a Solaris 9(DR Model 3.0) Operation 1. Check the domain. dcs (1M) must be configure...
Page 24 - Index
15 Index A addboard(1M), 3 C cfgadm(1M), 3commands addboard(1M), 3cfgadm(1M), 3deleteboard(1M), 3moveboard(1M), 3rcfgadm(1M), 3showdevices(1M), 3 configuring swap space I/O controllers across boards, 5 connection, loss of, 14 D dcs(1M), 14deleteboard(1M), 3detach closing devices, 9pageable memory an...
