NonStop S-Series System Expansion and Reduction Guide

Contents
HP NonStop S-Series System Expansion and Reduction Guide—522465-009
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3. Planning System Reduction
Block Structures 2-2
Supported Block Structures 2-3
Examples of Block Structures 2-4
Choosing Which Block Structure to Use 2-8
Example of Choosing a Block Structure 2-8
Enclosures From Another System 2-14
3. Planning System Reduction
About the Donor System 3-1
Definition 3-1
Caution 3-1
Considerations 3-2
Are Both ServerNet Fabrics Up? 3-2
Can an Enclosure Be Removed Easily? 3-2
Remove All Enclosures at Once or One at a Time? 3-3
Is the Enclosure Providing Critical Resources? 3-4
Is the Enclosure an IOAM Enclosure? 3-5
Determining Communication Paths 3-6
Example Using the ServerNet Worksheets 3-6
Order of Removal 3-17
The Next Step 3-17
4. Reducing a System Online
1. Prepare the Donor System for Reduction 4-2
1.1 Prepare Worksheets 4-2
1.2 Upgrade OSM or TSM Software If Necessary 4-2
1.3 Save the Current Donor System Configuration 4-3
2. Record Information About the Donor System 4-4
2.1 Record Basic Information 4-4
2.2 Determine IP Addresses and Firmware Versions 4-5
2.3 Label Enclosures 4-6
3. Prepare Both ServerNet Fabrics 4-6
3.1 Determine Status of ServerNet Fabrics 4-6
3.2 Eliminate Problems in the ServerNet Fabrics 4-6
4. Inventory Enclosures to Be Removed 4-7
5. Prepare and Stop Devices and Processes 4-8
6. Ensure Devices and Processes Are Stopped 4-9
7. Delete Devices and Processes If Necessary 4-9
7.1 Delete Devices and Processes From System Configuration Database 4-9
7.2 Ensure That Devices Are Deleted 4-10