HP BL680c XenServer Virtual Machine Installation 4.1.0 - Page 8

Creating VMs

3

Operating System

Minimum RAM

Maximum RAM

Disk

space

Windows Vista 32-bit

512MB minimum supported,

768MB or more recommended

32GB

16GB

Windows 2003

128MB minimum supported;


32GB

2GB

Windows XP SP2



32GB

1.5GB

Windows 2000 SP4



32GB

2GB

CentOS 4

256MB

16GB

800MB

CentOS 5

512MB

16GB

800MB

Red Hat Enterprise Linux 3.6

64MB

32GB

1.5GB

Red Hat Enterprise Linux 4.1, 4.4

256MB

32GB

800MB


256MB

16GB

800MB


512MB

16GB

800MB

SUSE Linux Enterprise Server 9

SP2

256MB

32GB

1GB

SUSE Linux Enterprise Server 10

SP1

512MB

32GB

1.5GB

Debian Sarge, Etch

128MB

32GB

4GB

2.3. XenServer product family virtual device support

The current version of the XenServer product family has the following general limitations on virtual devices

for VMs. Note that specific guest operating systems may have lower limits for certain features. These limi-

tations are noted in the individual guest installation section.

Virtual device

Linux VMs

Windows VMs

Number of virtual CPUs

32

a

8

Number of virtual disks

8 (including virtual CD-ROM)

8 (including virtual CD-ROM)

Number of virtual CD-

ROM drives

1

1

Number of virtual NICs

7

b

7

Hotplugging virtual disks

add/remove

add/remove

Hotplugging virtual NICs

add/remove

add/remove

a

A maximum of 8 vCPUs are supported via XenCenter.

b

except for SLES 10 SP1 and RHEL 3.x, 4.x, and 5.x, which support 3

Express Edition, Standard Edition, and Enterprise Edition also differ in the following ways that are relevant

for creating VMs:

Enterprise

Edition

Standard

Edition

Express

Edition

Amount of physical RAM on XenServer Host

up to 128GB

up to 128GB

up to 4GB

Section	Page
XenServer Virtual Machine Installation Guide	1
Table of Contents	4
Chapter 1. About this document	6
1.1. Overview	6
1.2. How this Guide relates to other documentation	6
Chapter 2. Creating VMs	7
2.1. Overview	7
2.2. Virtual memory and disk size limits	7
2.3. XenServer product family virtual device support	8
2.4. Physical to Virtual Conversion (P2V)	9
2.4.1. General Guidelines for Virtualizing Physical Servers	10
2.5. Cloning an existing VM	11
2.6. Importing an exported VM	11
2.6.1. Exporting a VM	12
2.6.2. Importing a VM	12
Chapter 3. Installing Windows VMs	14
3.1. Making the ISO available to XenServer Hosts	14
3.1.1. Copying ISOs to local storage	15
3.2. Windows paravirtualized drivers	16
3.3. Remote Desktop	16
3.4. Preparing to clone a Windows VM	17
3.5. Release Notes	18
3.5.1. General Windows Issues	18
3.5.2. Windows 2003 Server	18
3.5.3. Windows XP SP2	18
3.5.4. Windows 2000 Server	18
3.5.5. Windows Vista	18
Chapter 4. Installing Linux VMs	19
4.1. Installation of a built-in distribution	20
4.2. Installing Linux from vendor media to a VM	20
4.3. Installing Linux from a network installation server to a VM	22
4.4. Physical-to-Virtual Installation of a Linux VM	23
4.4.1. Guest Installation Network	23
4.5. Installing the Linux guest agent	24
4.6. Preparing to clone a Linux VM	25
4.6.1. Machine Name	25
4.6.2. IP address	25
4.6.3. MAC address	26
4.7. Time handling in Linux VMs	26
4.8. Configuring VNC for VMs	26
4.8.1. Setting up Red Hat-based VMs for VNC	26
4.8.1.1. Determining the location of your VNC configuration file	27
4.8.1.2. Configuring GDM to use VNC	27
4.8.1.3. Firewall settings	28
4.8.1.4. VNC screen resolution	28
4.8.2. Setting up SLES-based VMs for VNC	29
4.8.2.1. Checking for a VNCserver	29
4.8.2.2. Enabling Remote Administration	29
4.8.2.3. Modifying the xinetd configuration	30
4.8.2.4. Firewall settings	30
4.8.2.5. VNC screen resolution	31
4.8.3. Setting up Debian-based VMs for VNC	32
4.8.4. Checking runlevels	32
4.9. Release Notes	32
4.9.1. Debian Sarge 3.1 and Etch 4.0	32
4.9.2. Red Hat Enterprise Linux 3	33
4.9.3. Red Hat Enterprise Linux 4	33
4.9.3.1. Preparing a RHEL 4.x guest for P2V	34
4.9.4. Red Hat Enterprise Linux 5	34
4.9.5. CentOS 4	35
4.9.6. CentOS 5	35
4.9.7. SUSE Enterprise Linux 9	35
4.9.8. SUSE Enterprise Linux 10 SP1	35
4.9.9. Oracle Enterprise Linux 5	35
Chapter 5. Updating VMs	36
5.1. Updating Windows operating systems	36
5.2. Updating paravirtualized drivers for Windows VMs	36
5.3. Updating Linux kernels and guest utilities	37
Appendix A. Creating ISO images	38
Appendix B. Setting Up a Red Hat Installation Server	39
B.1. Copy installation media	39
B.2. Enable remote access	39
B.2.1. NFS	39
B.2.2. FTP	40
B.2.3. HTTP	40
Appendix C. Troubleshooting VM problems	41
C.1. VM crashes	41
C.1.1. Linux VMs	41
C.1.2. Windows VMs	41
C.2. Troubleshooting boot problems on Linux VMs	42

HP BL680c XenServer Virtual Machine Installation 4.1.0 - Page 8

XenServer product family virtual device support, Operating System, Minimum RAM, space

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