CASEVision™/ClearCase Administration Guide

Table of Contents

1. Administrator's View of a ClearCase Network

Network Overview

ClearCase Hosts

ClearCase Data Storage

ClearCase User Base

Registries for VOBs and Views

ClearCase Client-Server Processing

ClearCase Startup and Shutdown

2. ClearCase Data Storage

Versioned Object Bases (VOBs)

VOB Database

VOB Storage Pools

Default, Local, and Remote Storage Pools

Elements' Source Pool Assignments

Commands for Working with Storage Pools

Views

View Database

View's Private Storage Area

3. Network-Wide Access to ClearCase Data

Storage Directories and Access Paths

Storage Registries

Object Registries

Tag Registries

Network-Wide Accessibility of VOBs and Views

Network Regions

Recording Multiple Network Interfaces

ClearCase Data and Non-ClearCase Hosts

Using automount with ClearCase

4. User-Level Access to ClearCase Data

Users: Usernames and Groups

Network-Wide ClearCase Administrator

VOBs and Views: Owner and Groups

Example: Two VOBs and Two User Groups

Access to Individual File System Objects

How Processes Access ClearCase Data

ClearCase-Level Access Permissions

5. ClearCase User Licensing Scheme

Floating License Architecture

6. Setting Up ClearCase VOBs

Selecting a VOB Host

Planning for One or More VOBs

Modifying a VOB Host for ClearCase

Creating a New VOB

Coordinating the New VOB with Existing VOBs

Populating a VOB with Data

7. Setting Up ClearCase Views

Setting Up an Individual User's View

Setting Up a Shared View

Setting Up an Export View for Non-ClearCase Access

8. Preventing Accidental Deletion of Data by crontab Entries

Preventing Recursive Traversal of `/'

Preventing Accidental Deletion of the Lock Manager Socket

9. Data Backup: VOBs and Views

Backup Tools

Backing Up a VOB

Backing Up a VOB with Remote Storage Pools

Restoring a VOB from Backup

Backing Up a View

Restoring a View from Backup

10. Periodic Maintenance of the Data Repository

VOB Storage Maintenance

View Storage Maintenance

User-Supplied Maintenance Procedures

11. Occasional VOB Maintenance

Moving a VOB (Same Architecture)

Moving a VOB (Different Architecture)

Removing Unneeded Versions from a VOB

Restoring a Single Element From Backup

Creating Additional VOB Storage Pools

Adjusting Storage Pool Scrubbing

12. Occasional View Maintenance

Moving a View (Same Architecture)

Moving a View (Different Architecture)

Moving a View's Private Storage Area

Manual Cleanup of a View

13. ClearCase Performance Tuning

Improving VOB Host Performance

Improving Client Host Performance

Reconfiguring a View

14. Making a VOB or View Inaccessible

Alternative to VOB Deactivation

Taking a VOB Out of Service

Taking a View Out of Service

Permanent Removal of a VOB or View

15. Determining a Data Container's Location

Scenario

Determining the ClearCase Status of Files

Determining the Full UNIX Pathnames of Files

Where is the VOB?

Where is the View?

Where are the Individual Files?

16. Adjusting the ClearCase Startup/Shutdown Script

Name of Startup/Shutdown Script

Changing VOB Mounts to “Release 1 Style”

Changing Dynamic Loading of the MVFS

17. Adjusting ClearCase License Information

18. Adjusting ClearCase Registry Information

Registry Review

Adding a Network Region

Moving a Host to a New Network Region

Removing a Network Region

Registry-Related Guidelines

19. Changing the Location of Network-Wide Resources

Changing the Location of the Release Area

Renaming the Release Host

Moving Licenses to Another Host and Renaming a License Server Host

Moving the ClearCase Registry

Renaming the Registry Server Host

Renaming a ClearCase Host

Index