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About This Document The HP Integrity Virtual Machines Release Notes document describes the latest enhancements and changes to the HP Integrity Virtual Machines product (Integrity VM), including limitations and guidelines for using the Integrity VM software. Always read the release notes before installing and using the product. For the most current information, obtain the latest version of this document from docs.hp.com. 1 Intended Audience This document is intended for system and network administrators responsible for installing, configuring, and managing Integrity VM. Administrators are expected to have an in-depth knowledge of HP-UX operating system concepts, commands, and configuration. In addition, administrators must be familiar with the HP Integrity machine console and how to install the operating systems and applications running on their virtual machines. 2 New and Changed Information in This Edition This document supersedes the HP Integrity Virtual Machines Release Notes for Integrity VM A.20.00. 3 Typographic Conventions find(1) Book Title Linked Title http:// www.hp.com Command user input computer output Enter term variable value attrib= HP-UX manpage. In this example, "find" is the manpage name and "1" is the manpage section. Title of a book or other document. Title that is a hyperlink to a book or other document. A Web site address that is a hyperlink to the site. Command name or qualified command phrase. Commands and other text that you type. Text displayed by the computer. The name of a keyboard key. Note that Return and Enter both refer to the same key. A sequence such as Ctrl+A indicates that you must hold down the key labeled Ctrl while pressing the A key. Defined use of an important word or phrase. The name of an environment variable, for example PATH or errno. A value that you may replace in a command or function, or information in a display that represents several possible values. An element used in a markup language. An attribute used in a markup language. 4 Document Organization This document contains information that supplements the information in the Integrity Virtual Machines Installation, Configuration, and Administration and includes the following chapters: • "Introduction" (page 13) describes some of the enhancements and quality improvements in the current release of the HP Integrity Virtual Machines product. • "Installation Notes" (page 17) contains information about installing and upgrading Integrity VM and associated products. • "Creating Virtual Machines" (page 25) contains information about creating virtual machines. 1 Intended Audience 9

Section	Page
Release Notes	1
Table of Contents	3
About This Document	9
1 Intended Audience	9
2 New and Changed Information in This Edition	9
3 Typographic Conventions	9
4 Document Organization	9
5 Related Information	10
6 Publishing History	10
7 HP Encourages Your Comments	10
1 Introduction	13
1.1 New Features and Enhancements in This Version of Integrity VM	13
1.2 Using Linux Guests	14
1.3 Dynamic Memory	14
1.4 Creating Virtual Machine Administrator and Operator Accounts	14
1.5 Using P2V Workload Migration	14
1.6 Integrity VM Command Changes	14
1.7 Guest Management Software	16
2 Installation Notes	17
2.1 Installing Integrity VM	17
2.1.1 Integrity VM Includes the Foundation Operating Environment	17
2.1.2 Upgrade HP WBEM Services	17
2.1.3 Installing the hpvmmigrate Command	17
2.1.4 Installing VM Provider	17
2.1.5 Ugrade the VM Host to 0609 or Later	18
2.1.6 HP-UX Patches Required in the VM Host	18
2.1.7 Patches Required in the HP-UX Guest	19
2.1.8 Patches Required for Ignite/UX Servers	20
2.1.9 Patches Required for Windows Guests	20
2.2 Upgrading from Earlier Versions of Integrity VM	21
2.3 Installing the HP Integrity Virtual Machines Product Over the Evaluation Software	22
2.4 Do Not Install Applications on the VM Host System	22
2.5 Do Not Install Integrity VM on a Virtual Partition	23
2.6 Do Not Install Windows as Alternate Boot on a VM Host System	23
3 Creating Virtual Machines	25
3.1 Default Guest Settings for HP-UX, Windows, and Linux	25
3.2 Autoboot Causes Virtual Machines to Start	25
3.3 Reserving Swap Space for Guests	25
3.4 Do Not Create Golden Images of the VM Host for Guest Installation	26
4 Installing Guests	27
4.1 Windows Guests	27
4.1.1 Removing Media During Installation Hangs Guest	27
4.1.2 HP Insight Manager Automatic Server Recovery Does Not Work	27
4.1.3 Running Windows Guests on a Dual Core Intel Itanium2 Processor (Montecito) System	27
4.1.4 Installing Windows with Virtual NullDVD is Not Recommended	27
4.1.5 Enabling MP Services on Windows Guest Logs telnetd Errors	28
4.1.6 Using Windows Firewall Requires ICMP to Allow Echo	28
4.1.7 Poor Console Screen Formatting	28
4.1.8 The hpvmstop Command Does Not Shut Down Windows Guests Gracefully	28
4.1.9 Do Not Delete EFI Shell Boot Option	28
4.2 HP-UX Guests	28
4.2.1 HP-UX 11.31 Guests May Fail to Configure More than Two MPT Interfaces	29
4.2.2 Patches for HP-UX 11.31 Guests	29
4.2.3 Do Not Run Live Kernel Debuggers Inside a Guest	29
4.2.4 Do Not Use the iomap(7) Command on HP-UX Guests	29
4.2.5 iCAP Commands Fail on HP-UX Guests	29
4.3 Linux Guests	29
4.3.1 Linux Guest Installation Errors	30
4.3.2 Linux Guests with FC Tapes Display Errors	30
4.3.3 Disable IPv6 on Linux Guests	30
4.3.4 Preparing Linux Guests for VM Manager	30
4.3.5 IPv6 Dynamic Address Resolution is Broken in Linux	31
4.3.6 Infrequent Ooops: timer ticks before it is due Errors	31
4.3.7 Infrequent e1000: eth1: e1000_clean_tx_irq: Detected Tx Unit Hang Errors	31
4.3.8 Inconsistent “Bogomips” Values between Virtual CPU0 and Other Virtual CPUs	31
4.3.9 Incorrect Display of Special Characters when Displayed Using HP-UX Terminal	31
4.3.10 Occasional Floating-Point Assist Fault Messages.	31
5 Using Integrity VM Commands	33
5.1 Using hpvmmodify -N -s Options Together Causes Guest to Be Inaccessable	33
5.2 The hpvmmodify Command Reevaluates Guest Configurations	33
5.3 The hpvmdevmgmt Command Truncates File Sizes	33
5.4 Setting Devices to Sharable Can Lead to Device Conflicts	33
5.5 Errors on Displaying Guest or Vswitch Information While that Information is Being Modified	33
5.6 Do Not Attempt to Remove Busy Virtual Devices	33
5.7 Missing uuid or .vmid Files	34
5.8 Maintain Minimum Entitlement	34
5.9 Guest Memory Must Be a Multiple of 64 MB	34
5.10 Actual Running Entitlement May Differ from Configured Entitlement	34
5.11 Duplicate Messages when Modifying Running Guests	34
5.12 Manpages Display on Linux Guests	34
6 Guest Administration	37
6.1 Administrator Account Names	37
6.2 Guest User Accounts	37
6.3 Creating Virtual Machine Administrator and Operator Accounts	37
6.4 Modifying Guests	38
6.5 Do Not Add User Accounts to the hpvmsys Group	38
6.6 Do Not Enter Ctrl/B after Starting Guest with Virtual Console	38
6.7 Restoring the NVRAM for Windows Guests	39
6.8 How to Stop Guests	39
6.9 The hpvmconsole pc –cycle Command Occasionally Doesn’t Complete	39
6.10 How to Recover from a Guest Hang	39
6.11 Using HP Serviceguard to Manage Guests	39
6.11.1 Required HP Serviceguard Patches	40
6.11.2 Reenter Command to Start Packages	40
6.11.3 Do not Use Integrity VM Commands to Manage Distributed Guests	40
6.11.4 Different Cluster Nodes Report Virtual Machine Status Differently	40
6.11.5 Syslog Entries for cmcld Can Be Ignored	40
6.11.6 Using Virtual Machines Manager (VM Manager) to Manage Distributed Guests	40
6.11.7 Polling Interval for Virtual Machine Serviceguard Nodes	40
6.12 Managing Guests using gWLM	41
7 Networking Information	43
7.1 Vswitches Are Always in SHARED Mode	43
7.2 Do Not Use the HP A5506B PCI 10/100Base-TX 4 Port Interface for Virtual Networking	43
7.3 MAC Address Validation Can Be Enhanced	43
7.4 Auto Port Aggregation (APA) is Supported on the VM Host, Not on the Guest	43
7.5 Do Not Run Applications that Set Network Devices into Promiscuous Mode	43
7.6 Do not Turn on Checksum Offloading (CKO) on the Physical Network Interface Backing the Vswitch	43
7.7 Do Not Turn on TSO on the VM Host and on HP-UX Guests	44
7.8 Do Not Configure VLAN Vswitches on HP-UX VLANs	44
7.9 For VLANs Between VM Host and Guests, Turn Off CKO	44
7.10 Restarting Vswitches	44
8 Storage Information	47
8.1 DMP Files Not Supported as Backing Stores	47
8.2 Using Database Management Products on Virtual Machines	47
8.3 Integrity VM Does Not Honor File Permissions on Backing Stores	47
8.4 Using USB CD/DVD Devices	47
8.5 The hpvmmodify Command Fails to Change a DVD	47
8.6 Virtual FileDVD Reverts to Original Resource Statement	47
8.7 Physical Device null Assigned to Nonexistent Path	47
8.8 Using sam on Guest Cannot Initialize Disk	48
8.9 Extending a Logical Volume Backing Store Corrupts the Guest	48
8.10 Management Limitations of Virtual SCSI Devices	48
8.11 Installing Integrity VM Clears SecurePath 3.0F SP1 Settings	48
9 Migrating Virtual Machines	49
9.1 Do Not Migrate Distributed Guests	49
9.2 Collect CapAd Data before Migrating	49
10 Error Logging	51
10.1 Guest Log Can Grow Unbounded	51
10.2 Log Messages Written to Old Log File	51
10.3 Saved MCA or INIT Register State Can Be Inaccurate	51
10.4 Modifying the Size of the Monitor Log File	51

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About This Document

The

HP Integrity Virtual Machines Release Notes

document describes the latest enhancements and

changes to the HP Integrity Virtual Machines product (Integrity VM), including limitations and

guidelines for using the Integrity VM software. Always read the release notes before installing

and using the product. For the most current information, obtain the latest version of this document

from

docs.hp.com

1 Intended Audience

This document is intended for system and network administrators responsible for installing,

configuring, and managing Integrity VM. Administrators are expected to have an in-depth

knowledge of HP-UX operating system concepts, commands, and configuration. In addition,

administrators must be familiar with the HP Integrity machine console and how to install the

operating systems and applications running on their virtual machines.

2 New and Changed Information in This Edition

This document supersedes the HP Integrity Virtual Machines Release Notes for Integrity VM

A.20.00.

3 Typographic Conventions

find

(1)

HP-UX manpage. In this example, “find” is the manpage name and “1” is

the manpage section.

Book Title

Title of a book or other document.

Linked

itle

Title that is a hyperlink to a book or other document.

http://

www

.hp.com

A Web site address that is a hyperlink to the site.

Command

Command name or qualified command phrase.

user input

Commands and other text that you type.

computer

output

Text displayed by the computer.

Enter

The name of a keyboard key. Note that

Return

and

Enter

both refer to the

same key. A sequence such as

Ctrl+A

indicates that you must hold down

the key labeled

Ctrl

while pressing the

key.

term

Defined use of an important word or phrase.

variable

The name of an environment variable, for example

PATH

errno

value

A value that you may replace in a command or function, or information in

a display that represents several possible values.

An element used in a markup language.

attrib=

An attribute used in a markup language.

4 Document Organization

This document contains information that supplements the information in the

Integrity Virtual

Machines Installation, Configuration, and Administration

and includes the following chapters:

•

“Introduction” (page 13)

describes some of the enhancements and quality improvements

in the current release of the HP Integrity Virtual Machines product.

•

“Installation Notes” (page 17)

contains information about installing and upgrading Integrity

VM and associated products.

•

“Creating Virtual Machines” (page 25)

contains information about creating virtual machines.

1 Intended Audience