HP Dynamic Root Disk (DRD) manual System image

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System image

The file systems and their contents that comprise an installation of HP-UX — residing on disk and

 

therefore persisting across reboots.

System recovery

See Hot recovery

Unrehost

DRD command that removes the system information file, EFI/HPUX/SYSINFO.TXT, from a disk

 

that was rehosted, optionally preserving a copy in a file system on the booted system.

VxVM

Veritas Volume Manager

72 Glossary

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Contents Dynamic Root Disk A.3.10.* Administrators Guide Document Part Number DRD Version Supported Operating Systems Table of Contents Troubleshooting DRD Support and other resources DRD commandsRehosting and unrehosting systems Glossary IndexList of Figures List of Examples Commands overview About Dynamic Root DiskConceptual overview TerminologyDownloading and installing Dynamic Root Disk Cloning the active system image Active system imageLocating disks Locating disks on HP-UX 11i v2 systemsLocating disks on HP-UX 11i v3 Integrity systems # /usr/sbin/ioscan -fnkC disk# /usr/sbin/ioscan -m dsf Using other utilities to determine disk availability Using DRD for limited disk availability checksChoosing a target disk Using drd clone to analyze disk size Creating the cloneCloning the active system image Example 2-7 The drd clone command output Success ErrorExample 2-8 The drd clone command output for SAN disk Adding or removing a diskDRD-Safe commands and Packages Swinstall Swremove Swlist Swmodify Swverify SwjobUpdating and maintaining software on the clone Kctune Update-ux View Kcmodule Kconfig Mkkernel Swm job Updating and managing patches with drd runcmdDRD-Safe patches and the drdunsafepatchlist file Patches with special installation instructions Updating and managing products with drd runcmdSpecial considerations for firmware patches Viewing logs Accessing the inactive system image Mounting the inactive system imagePerforming administrative tasks on the inactive system image Enter the patches into a file such as Compare vxconfigbackup with the clone copy Unmounting the inactive system imageUnmounting the inactive system image Page Overview Quick start-basic synchronizationDrd sync command Determining the list of files in the booted volume groupTrimming the list of files to be synchronized Files that have changed on the clone Copying the files to the inactive clone image Drd sync system shutdown script Page Activating the inactive system image Preparing the inactive system image to activate later# /opt/drd/bin/drd activate # /usr/bin/more /stand/bootconf l /dev/dsk/c2t0d0s2 Undoing activation of the inactive system imageActivating the inactive system image Undoing activation of the inactive system image Page Rehosting and unrehosting systems Rehosting overviewRehosting examples Rehosting a mirrored image Example 7-1 Provisioning a new systemUnrehosting overview # rm /var/opt/drd/registry/registry.xmlPage Troubleshooting DRD Page Support and other resources Contacting HPNew and changed information in this edition Locating this guideRelated information Typographic conventions Find1 Page DRD commands DRD command syntaxDrd activate command HAalternatebootdisk=blockdevicespecialfile Ignoreunmountedfs=truefalseLogfile=/var/opt/drd/drd.log Logverbosity=4Drd clone command Reboot=truefalseVerbosity=3 Default Copyautofile optionTtargetdevicefile Copyautofile=truefalseblockdevicespecialfileEnforcedsa=truefalse Drd deactivate command Drd mount command Example A-1 File system mount points Drd rehost command Devicespecialfile -v-xextended option=value -x-?-Xoptionfile Extended options Drd runcmd command Extended options Drd status command Alternatebootdisk=blockdevicespecialfile Drd sync command Usr/sbin/swlist -l file, orDrd umount command Excludelist=Alternatebootdisk=blockdevicespecialfile Drd unrehost command Fsysteminformationfile Mirrordisk=blockdevicespecialfile Page Booted system GlossarySystem image Index Idisk partition, 10, 11 inactive system file system