DMF Administrator's Guide for IRIX® Systems

Document Number: 007-3681-004

Front Matter

| List of Figures | List of Examples | List of Tables | |

Table of Contents

New Features for Release 2.6.3

About This Guide
Related Publications
Reader Comments

1. Introduction
What Is DMF?
How DMF Works
Ensuring Data Integrity
DMF Architecture
Capacity and Overhead
DMF Administration
The User's View of DMF
DMF File Concepts and Terms
Command Overview

2. Configuring DMF
Overview of the Configuration Steps
Installation Considerations
Setting PATH Environment Variables
Configuration Objects
Configuring the Base Object
Configuring the DMF Daemon
Configuring File Systems
DMF Policies
Setting up Tape MSPs
Setting up FTP MSPs
Setting up Disk MSPs
Verifying the Configuration
Initializing DMF
General Message Log File Format

3. Automated Space Management
Generating the Candidate List
Selection of Migration Candidates
Automated Space Management Log File

4. The DMF Daemon
Daemon Processing
DMF Daemon Database and dmdadm(blank)
Daemon Logs and Journals

5. The DMF Lock Manager
dmlockmgr Communication and Log Files
dmlockmgr Individual Transaction Log Files

6. Media Specific Processes (MSPs)
The Tape MSP
Disk MSP
Moving Migrated Data between MSPs

7. DMF Maintenance and Recovery
Retaining Old DMF Daemon Log Files
Retaining Old DMF Daemon Journal Files
Soft- and Hard-deletes
Using xfsdump and xfsrestore with Migrated Files
Using dmfill
Database Recovery

A. Messages
Message Format
dmcatadm Message Interpretation
dmvoladm Message Interpretation