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HP Dynamic Root Disk (DRD) manual Dynamic Root Disk A.3.10.* Administrators Guide

Models: Dynamic Root Disk (DRD)

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Dynamic Root Disk A.3.10.* Administrator's Guide

HP-UX 11i v2, HP-UX 11i v3

HP Part Number: 5900-2100

Published: January 2012

Edition: 1.0

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HP Dynamic Root Disk (DRD) manual Dynamic Root Disk A.3.10.* Administrators Guide, HP-UX 11i v2, HP-UX 11i

Contents

HP-UX 11i v2, HP-UX 11i Dynamic Root Disk A.3.10.* Administrators GuideCopyright 2012 Hewlett-Packard Development Company, L.P 4 Accessing the inactive system image Table of Contents5 Synchronizing the inactive clone image with the booted system 1 About Dynamic Root DiskA DRD commands 8 Troubleshooting DRD7 Rehosting and unrehosting systems 9 Support and other resourcesDisk Configurations After Cloning List of FiguresDisk Configurations After Activating the Inactive System Image Preparing to Clone the Active System ImageThe ioscan -m dsf command output on an HP-UX 11i v3 Integrity system List of Examples1 About Dynamic Root Disk 1.3 Commands overview1.1 Conceptual overview 1.2 Terminology8 About Dynamic Root Disk 1.4 Downloading and installing Dynamic Root Disk2.1 The active system image 2 Cloning the active system image2.2 Locating disks 2.2.1 Locating disks on HP-UX 11i v2 systems2.2.2 Locating disks on HP-UX 11i v3 Integrity systems # /usr/sbin/ioscan -fNnkC disk # /usr/sbin/ioscan -m dsf2.5 Using DRD for limited disk availability checks 2.4 Using other utilities to determine disk availability2.3 Choosing a target disk 2.7 Creating the clone 2.6 Using drd clone to analyze disk sizeFigure 2-2 Cloning the Active System Image Example 2-7 The drd clone command output 2.8 Adding or removing a disk 3 Updating and maintaining software on the clone 3.1 DRD-Safe commands and Packages3.2.1 DRD-Safe patches and the drdunsafepatchlist file 3.2 Updating and managing patches with drd runcmd3.2.2 Patches with special installation instructions 3.5 Restrictions on update-ux and sw* commands invoked by drd runcmd3.3 Updating and managing products with drd runcmd 3.4 Special considerations for firmware patches3.6 Viewing logs 4.1 Mounting the inactive system image 4 Accessing the inactive system image4.2 Performing administrative tasks on the inactive system image Example 4-3 Checking a warning message 4.3 Unmounting the inactive system image For an LVM-based system, exports the volume group Inactivates the inactive system images volume groupUnmounts the file systems in the inactive system image 4.3 Unmounting the inactive system imagePage 5.1 Overview 5 Synchronizing the inactive clone image with the booted system5.2 Quick start-basic synchronization 5.3.1 Determining the list of files in the booted volume group 5.3 The drd sync command5.3.2 Trimming the list of files to be synchronized 2. Files that have changed on the clone 5.3.3 Copying the files to the inactive clone image 5.5 drd sync system shutdown script 5.5 drd sync system shutdown scriptPage 6.1 Preparing the inactive system image to activate later 6 Activating the inactive system imageFor additional information, see the setboot1M manpage 6.2 Undoing activation of the inactive system image 6.2 Undoing activation of the inactive system image36 Activating the inactive system image Example 6-3 Using drd deactivate after activating - agile DSF Page 7.1 Rehosting overview 7 Rehosting and unrehosting systems7.2 Rehosting examples 7.3 Rehosting a mirrored image 7.4 Unrehosting overview Page 8 Troubleshooting DRD Page 9 Support and other resources Subscription service9.1 Contacting HP Before you contact HP9.2 New and changed information in this edition Command9.3 Locating this guide 9.4 Related informationis the manpage section find1HP-UX manpage. In this example, “find” is the manpage name and “1” Page A.1 DRD command syntax A DRD commandsA.1.1 The drd activate command OptionsExtended options x alternatebootdisk=blockdevicespecialfilex extendedoption=value X optionfilex reboot=truefalse A.1.2 The drd clone commandx verbosity=3 Default x copyautofile optionx extendedoption= value t targetdevicefilex alternatebootdisk=blockdevicespecialfile Optionsx HAalternatebootdisk=blockdevicespecialfile x enforcedsa=truefalsex reboot=truefalse x verbosity=3 Defaultx alternatebootdisk=blockdevicespecialfile A.1.3 The drd deactivate commandOptions Extended optionsx reboot=truefalse A.1.4 The drd mount commandx verbosity=3 Default x logfile=/var/opt/drd/drd.logx alternatebootdisk=blockdevicespecialfile drd mount -? -p -q -v-x extended option=value -x -?-X optionfileOptions Extended optionsx mirrordisk=blockdevicespecialfile A.1.5 The drd rehost commanddevicespecialfile -v -x extended option=value -x -? -X optionfile drd rehost -? -p -f systeminformationfile -q -tf systeminformationfile t devicespecialfileExtended options x alternatebootdisk=blockdevicespecialfilex extendedoption=value X optionfile60 DRD commands A.1.6 The drd runcmd commandOptions x extendedoption=valueExtended options x alternatebootdisk=blockdevicespecialfilex mirrordisk=blockdevicespecialfile drd status -? -q -v -x extended option=value -x -? -X optionfile A.1.7 The drd status commandOptions Extended optionsx HAalternatebootdisk=blockdevicespecialfile x alternatebootdisk=blockdevicespecialfilex reboot=truefalse x verbosity=3 Defaultdrd sync -? -p -q -v -x extended option=value -x -? -X optionfile A.1.8 The drd sync commandOptions A.1.9 The drd umount commandExtended options x extendedoption=valuex alternatebootdisk=blockdevicespecialfile drd umount -? -p -q -v -x extended option=value -x -? -X optionfileOptions Extended optionsx mirrordisk=blockdevicespecialfile A.1.10 The drd unrehost commandOptions x alternatebootdisk=blockdevicespecialfileExtended options f systeminformationfilex verbosity=3 Default x reboot=truefalsex logfile=/var/opt/drd/drd.log x logverbosity=4Page Glossary System recovery therefore persisting across rebootsSee Hot recovery Veritas Volume ManagerIndex