Global File System

Global File System

Red Hat Global File System

Legal Notice
Revision History
Revision 5.0.0-4 Thu Jan 24 2007
Resolves: #219747
Includes new Indic language
Revision 5.0.0-3 Thu Jan 11 2007
Resolves: #221247
Fix to broken rpm


This book provides information about installing, configuring, and maintaining Red Hat GFS (Red Hat Global File System).

Table of Contents

1. Audience
2. Related Documentation
3. Document Conventions
4. Send in Your Feedback
5. Recommended References
1. GFS Overview
1.1. New and Changed Features
1.2. Performance, Scalability, and Economy
1.2.1. Superior Performance and Scalability
1.2.2. Performance, Scalability, Moderate Price
1.2.3. Economy and Performance
1.3. GFS Functions
1.4. GFS Software Subsystems
1.5. Before Setting Up GFS
2. System Requirements
2.1. Platform Requirements
2.2. Red Hat Cluster Suite
2.3. Fencing
2.4. Fibre Channel Storage Network
2.5. Fibre Channel Storage Devices
2.6. Network Power Switches
2.7. Console Access
2.8. Installing GFS
3. Getting Started
3.1. Prerequisite Tasks
3.2. Initial Setup Tasks
4. Managing GFS
4.1. Making a File System
4.2. Mounting a File System
4.3. Unmounting a File System
4.4. GFS Quota Management
4.4.1. Setting Quotas
4.4.2. Displaying Quota Limits and Usage
4.4.3. Synchronizing Quotas
4.4.4. Disabling/Enabling Quota Enforcement
4.4.5. Disabling/Enabling Quota Accounting
4.5. Growing a File System
4.6. Adding Journals to a File System
4.7. Direct I/O
4.7.1. O_DIRECT
4.7.2. GFS File Attribute
4.7.3. GFS Directory Attribute
4.8. Data Journaling
4.9. Configuring atime Updates
4.9.1. Mount with noatime
4.9.2. Tune GFS atime Quantum
4.10. Suspending Activity on a File System
4.11. Displaying Extended GFS Information and Statistics
4.12. Repairing a File System
4.13. Context-Dependent Path Names
A. Upgrading GFS

Note: This documentation is provided {and copyrighted} by Red Hat®, Inc. and is released via the Open Publication License. The copyright holder has added the further requirement that Distribution of substantively modified versions of this document is prohibited without the explicit permission of the copyright holder. The CentOS project redistributes these original works (in their unmodified form) as a reference for CentOS-4 because CentOS-4 is built from publicly available, open source SRPMS. The documentation is unmodified to be compliant with upstream distribution policy. Neither CentOS-4 nor the CentOS Project are in any way affiliated with or sponsored by Red Hat®, Inc.