HPP Enterprises P4000 SAN Benutzerhandbuch

Table of contents

Executive summary ............................................................................................................................... 3

Business case ...................................................................................................................................... 3

High availability .............................................................................................................................. 4

Scalability ....................................................................................................................................... 4

Virtualization ................................................................................................................................... 4

XenServer storage model ...................................................................................................................... 5

HP StorageWorks P4000 SAN ...................................................................................................... 5

Storage repository ........................................................................................................................ 6

Virtual disk image ........................................................................................................................ 6

Physical block device .................................................................................................................... 6

Virtual block device ...................................................................................................................... 6

Overview of XenServer iSCSI storage repositories ................................................................................... 6

iSCSI using the software initiator (lvmoiscsi) ........................................................................................ 6

iSCSI Host Bus Adapter (HBA) (lvmohba) ............................................................................................ 6

SAN connectivity ............................................................................................................................. 6

Benefits of shared storage ................................................................................................................. 7

Storage node .................................................................................................................................. 7

Clustering and Network RAID ........................................................................................................ 8

Networking bonding ..................................................................................................................... 8

Configuring an iSCSI volume ................................................................................................................ 9

Example.......................................................................................................................................... 9

Creating a new volume ............................................................................................................... 10

Configuring the new volume ........................................................................................................ 11

Comparing full and thin provisioning ............................................................................................ 12

Benefits of thin provisioning ......................................................................................................... 12

Configuring a XenServer Host ............................................................................................................. 13

Synchronizing time ......................................................................................................................... 14

NTP for XenServer ...................................................................................................................... 15

Network configuration and bonding ................................................................................................. 16

Example .................................................................................................................................... 17

Connecting to an iSCSI volume ........................................................................................................ 19

Determining or changing the host’s IQN ....................................................................................... 19

Specifying IQN authentication ..................................................................................................... 21

Creating an SR .......................................................................................................................... 25

Creating a VM on the new SR ......................................................................................................... 28

Summary....................................................................................................................................... 30

Configuring for high availability .......................................................................................................... 31

Best practices for deploying Citrix XenServer
on HP StorageWorks P4000 SAN