HP Tru64 UNIX Version 5.1B-2 and Higher Patch Kit Installation Instructions (March 2009)

3 Patch Installation and Removal Instructions...............................................................33
Before You Begin the Installation..........................................................................................................33
Expanding the Patch Kit Tar File..........................................................................................................33
Choosing Single-User or Multi-User Mode..........................................................................................34
Installing Patches from Single-User Mode......................................................................................34
Installing Patches from Multi-User Mode.......................................................................................35
Common Installation Steps...................................................................................................................36
Rebuilding the Kernel...........................................................................................................................37
Rebooting the System...........................................................................................................................39
In Single-User Mode........................................................................................................................39
In Multi-User Mode.........................................................................................................................40
Post-Installation Actions.......................................................................................................................40
Enabling the Version Switch After Installing a New Style Patch Kit..............................................40
Remove Temporary Directory.........................................................................................................40
Adding the Worldwide Language Support.....................................................................................40
Removing Patches.................................................................................................................................40
Overview.........................................................................................................................................40
Important Tasks Required Before Removing Patches and Rebooting System................................41
Run Mandatory Script Before Removing New Style Patch Kits................................................41
Changes to System May Need to Be Reversed..........................................................................42
Script Must Be Run Prior to Reboot on Certain Version 5.1B Systems......................................42
Running dupatch to Remove Patches..............................................................................................43
4 Patching a Cluster........................................................................................................45
Rolling Upgrade....................................................................................................................................45
Rolling Upgrade Supported Tasks..................................................................................................46
Unsupported Tasks..........................................................................................................................48
Rolling Upgrade Procedure.............................................................................................................48
Removing Patches Installed During a Rolling Upgrade.................................................................54
Undoing a CSP or ERP When Paused at the Postinstall Stage...................................................54
Caution on Removing Version Switched Patches......................................................................56
Steps Prior to the Switch Stage...................................................................................................56
Steps for After the Switch Stage.................................................................................................57
Displaying the Status of a Rolling Upgrade....................................................................................58
Undoing a Stage...............................................................................................................................58
Rolling Upgrade Commands...........................................................................................................59
Rolling Upgrade Stages...................................................................................................................61
Preparation Stage.......................................................................................................................62
Setup Stage.................................................................................................................................64
Preinstall Stage...........................................................................................................................65
Install Stage................................................................................................................................65
Postinstall Stage..........................................................................................................................66
Roll Stage....................................................................................................................................66
Switch Stage...............................................................................................................................67
Clean Stage.................................................................................................................................67
Tagged Files.....................................................................................................................................68
Version Switch.................................................................................................................................70
Rolling Upgrade and Layered Products..........................................................................................71
General Guidelines.....................................................................................................................71
Blocking Layered Products........................................................................................................71
Rolling Upgrade and RIS.................................................................................................................72
No-Roll Patching...................................................................................................................................73
Overview.........................................................................................................................................73
Steps for Running a No-Roll Procedure..........................................................................................73
4 Table of Contents