Installation guide

6
Postupgrade Considerations for vCenter Server 45
Upgrade the vSphere Client 45
Join a Linked Mode Group After a vCenter Server Upgrade 46
Set the Maximum Number of Database Connections After a vCenter Server Upgrade 47
7
Upgrading Datastore and Network Permissions 49
Datastore Privileges 50
Network Privileges 50
Update Datastore Permissions 51
Update Network Permissions 52
8
Preparing for the Upgrade to ESX 4.1/ESXi 4.1 55
About Host Upgrades 56
Release Upgrade Support for ESX/ESXi 56
vCenter Update Manager 57
Recommendation for Static IP Addresses 58
vSphere Components Upgraded by Update Manager 58
Preserved Configuration Components 58
Non-Preserved Configuration Components 60
Back Up the ESX Host Configuration 60
Back Up the ESXi Host Configuration 61
Best Practices for Upgrades 61
9
Upgrading to ESX 4.1 or ESXi 4.1 63
About the vihostupdate Command-Line Utility 63
Upgrade an ESX Host with the vihostupdate Utility 64
Upgrade an ESXi Host with the vihostupdate Utility 65
Upgrade an ESX Host with the esxupdate Utility 65
10
Postupgrade Considerations for Hosts 67
Restore vSphere Web Access on ESX Hosts 68
Evaluation Period Countdown 69
Clean Up the ESX Bootloader Menu After Upgrade 69
About the esxconsole.vmdk 70
Uninstalling the VMware License Server 70
Roll Back an ESX Upgrade 71
Roll Back an ESXi Upgrade 71
Restore the ESX Host Configuration 72
Restore the ESXi Host Configuration 72
11
Upgrading Virtual Machines 73
About VMware Tools 74
About Virtual Machines and ESX/ESXi Upgrades 74
Orchestrated Upgrade of Virtual Machines Scenario 74
Planning Downtime for Virtual Machines 75
Downtime for Upgrading Virtual Machines 75
Perform an Interactive Upgrade of VMware Tools on a Microsoft Windows Guest 76
Perform an Interactive Upgrade of VMware Tools on a Linux Guest with the Tar Installer 77
vSphere Upgrade Guide
4 VMware, Inc.