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ESX Server 2.5.2 Release Notes

Check back frequently for additions and updates to these release notes.

Version 2.5.2 | 9/15/05 | Build 16390

Last Document Update: 9/27/05

What's in the Release Notes

The release notes cover the following topics:

What's New

Resolved Issues

VMware typically publishes lists of issues resolved with each product at or around the time of the specific product release.

A list of issues resolved in ESX Server 2.5, 2.5.1, and 2.5.2 is available at www.vmware.com/pdf/esx2x_fixed_bugs_list.pdf.

Release Notes for ESX Server 2.5 and 2.5.1

The ESX Server 2.5.1 Release Notes are available at www.vmware.com/support/esx25/doc/releasenotes_esx25.html.

The ESX Server 2.5 Release Notes are available at www.vmware.com/support/esx25/doc/releasenotes_esx250.html.

Before You Begin

Please refer to the following before you install or upgrade ESX Server:

Known Issues

Check the VMware Knowledge Base for updates to the issues described in this document. To review all Knowledge Base articles related to ESX Server 2.5.2, search for the keyword "esx252".

For any known issue that has a Knowledge Base article link, please use this path to access the article. Change the Knowledge Base number in the URL.


Compatibility with VMware VirtualCenter

VirtualCenter 1.3 supports ESX Server 2.5.2. However, ESX Server 2.5.2 is not supported by previous VirtualCenter releases.

Security Alerts for This Release

As of this writing, no security alerts have been identified specifically for ESX Server 2.5.2.

Please refer to KB 1107 for VMware product security alerts.



Guest Operating System

You can find the latest version of the Guest Operating System Installation Guide by following these links: HTML | PDF | Japanese PDF.


Note: Due to ongoing certification, please check the SAN Compatibility Guide for ESX Server 2.x to see if your array is listed before upgrading.

Installation Notes for This Release

Configuring Your System to Install Boot-From-SAN
For general instructions on configuring ESX Server for boot-from-SAN operation, see the ESX Server SAN Configuration Guide.

For hardware compatibility with ESX Server, see the Compatibility Guides available at www.vmware.com/support/resources/esx_resources.html.

Note: If you are using a preboot execution environment (PXE), a boot-from-SAN operation will fail and is not supported for this version of ESX Server. Only a local disk PXE installation is supported.

Installing the VMware Virtual SMP Product
If you have purchased the VMware Virtual SMP product, then you can create Symmetric Multiprocessing (SMP) virtual machines, with single or dual virtual CPUs. You install the Virtual SMP product during your ESX Server installation by inserting its serial number during the licensing step of your ESX Server installation.

Upgrading a Previous ESX Server Release to ESX Server 2.5.2
ESX Server 2.5.2 supports upgrading from the following previous releases:

  • ESX Server 2.5.1 (and with patches)
  • ESX Server 2.5 (and with patches)
  • ESX Server 2.1.2 (and with patches)
  • ESX Server 2.1.1
  • ESX Server 2.1
  • ESX Server 2.0 Security Update
  • ESX Server 2.0.1 (and with patches)
  • ESX Server 2.0.1 Security Update
To upgrade from previous versions of ESX Server to ESX Server 2.5.2, use the installation CD-ROM. This is the CD you received from VMware or the CD you created from the ISO image file you downloaded from the VMware site. For upgrade instructions, see "Upgrading from a Previous Release of ESX Server" in the ESX Server Installation Guide, available from www.vmware.com/support/pubs/esx_pubs.html .

Upgrading from a Tar Archive
If you are using the downloaded tar archive, note the filename of the download file and make appropriate substitutions in the file and directory names shown below.

Note: Using the tar archive, upgrading directly from releases prior to ESX Server 2.0 is not supported.

  1. Shutdown or suspend all virtual machinese and boot into Linux.
    /sbin/lilo -R linux
  2. Log on as root.
  3. Make a directory named download (or use another name of your choice.) This directory must be accessible to the service console on the server you want to upgrade.
  4. Save the file esx-2.5.2-16390-upgrade.tar.gz to this directory.
  5. Change to the download directory.
  6. Extract the contents of the file.
    tar zxf esx-2.5.2-16390-upgrade.tar.gz
  7. Change to the directory esx-2.5.2-16390-upgrade.
  8. Run the upgrade script.
  9. You see various messages about the upgrade process.
  10. When prompted, reboot the system. When the system reboots, you are finished upgrading VMware ESX Server.