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Dell Compellent Confidential HP-UX Best Practices 11i v2 and 11i v1

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Contents

General syntax ........................................................................................................ 5

Document Revision ................................................................................................... 5

Icons .................................................................................................................... 6

Preface ................................................................................................................... 7

Audience and Assumptions .......................................................................................... 7

Purpose ................................................................................................................ 7

Important Notes ...................................................................................................... 7

Customer support .................................................................................................... 7

Introduction .............................................................................................................. 8

Best Practices ............................................................................................................ 9

Setup and Configuration .............................................................................................. 11

HP-UX 11i v2 and v1 with Controller Failover ................................................................... 11

HP-UX 11i v2 and v1 Server Path Failover ....................................................................... 11

Server Setup .......................................................................................................... 11

LUN Discovery ........................................................................................................ 12

Creating a new Volume Group .................................................................................... 14

Creating a new Logical Volume ................................................................................... 18

Mounting and using the new Logical Volume/Filesystem ..................................................... 19

Dynamic LUN Expansion (DLE) and Dynamic LUN Contraction (DLC) ........................................... 21

Expanding the LUN .................................................................................................. 21

Exposing the new capacity to the Volume Group .............................................................. 22

Dynamic LUN Contraction (DLC) and Thoughts ................................................................. 26

Data Instant Replay (Continuous Snapshots) ....................................................................... 27

Quiesce the Volume Group ........................................................................................ 28

Capturing the Snapshot ............................................................................................. 29

Mounting to the same host ......................................................................................... 33

Mounting to a alternate host ...................................................................................... 35

Working with Striped/Mirror or MultiVolume Volume Groups ................................................ 36

Thin Provisioning ....................................................................................................... 45

Tuning for Performance ............................................................................................... 46

Kernel Tuning ........................................................................................................ 46

SCSI Configuration ................................................................................................... 46

Filesystem Configuration ........................................................................................... 46

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