Title and Copyright Information
 
Preface
Introducing AdvFS
Advanced File System Features
What's New in Tru64 UNIX Version 5.1
Conventions
License Registration
Related Information
 
1    Configuring the File System
1.1    File System Design
1.1.1    Filesets, Domains and Volumes
1.1.2    Transaction Log
1.1.3    File Storage Allocation
1.2    Setting Up AdvFS
1.3    Volumes
1.3.1    Volume Structure
1.3.2    Volume Attributes
1.4    Domains
1.4.1    Configuring Domains
1.4.2    The /etc/fdmns Directory
1.4.3    Version 5 Domains
1.4.3.1    Creating a Domain with DVN4
1.4.3.2    Upgrading a Domain to DVN4
1.4.4    Displaying Domain Information
1.4.5    Creating a Domain
1.4.6    Increasing the Size of a Domain
1.4.7    Reducing the Size of a Domain
1.4.8    Removing a Domain
1.4.9    Renaming a Domain
1.5    Filesets
1.5.1    Configuring Filesets
1.5.2    Designating Filesets in the /etc/fstab File
1.5.3    Displaying Fileset Information
1.5.4    Creating a Fileset
1.5.5    Upgrading a Fileset
1.5.6    Mounting a Fileset
1.5.7    Unmounting a Fileset
1.5.8    Removing a Fileset
1.5.9    Renaming a Fileset
1.5.10    Clone Filesets
1.5.10.1    Creating a Clone Fileset
1.5.10.2    Mounting and Unmounting a Clone
1.5.10.3    Removing a Clone
1.5.10.4    Renaming a Clone
1.6    Configuring an AdvFS root File System
1.6.1    Mounting the root File System in Single-User Mode
1.6.2    Changing the Name of the root Domain
1.6.3    Changing the Name of the root Fileset
1.7    Using AdvFS with LSM
1.7.1    Setting Up AdvFS with LSM Volumes
1.7.2    Mirroring LSM Volumes Under AdvFS
1.7.3    Striping LSM Volumes and Striping AdvFS Files
 
2    Managing Quotas
2.1    Introducing Quotas
2.1.1    Quota Limits
2.1.2    Grace Period
2.2    User and Group Quotas
2.2.1    Quota Files
2.2.2    Setting Quotas and Grace Periods
2.2.2.1    User Quotas Example
2.2.2.2    User Grace Period Example
2.2.2.3    Group Quotas Example
2.2.2.4    Group Grace Period Example
2.2.3    Setting Quotas for Multiple Users and Groups
2.2.3.1    Prototype User Example
2.2.3.2    Prototype Group Example
2.2.4    Verifying File and Disk Space Usage
2.2.4.1    Printing the Tag and Full Path Name for Each File
2.2.4.2    Summarizing Fileset Ownership
2.2.4.3    Displaying Disk Usage and Limits
2.2.4.4    Verifying Quota Consistency
2.2.4.5    Summarizing Quotas by Fileset
2.2.5    Activating Quotas at System Start-up
2.2.6    Activating Quotas Manually
2.2.7    Deactivating Quotas
2.3    Fileset Quotas
2.3.1    Quota Files
2.3.2    Setting Quotas and Grace Periods
2.3.2.1    Fileset Quotas Example
2.3.2.2    Setting the Grace Period
2.3.3    Setting Quotas for Multiple Filesets
2.3.4    Verifying File and Disk Space Usage
2.3.4.1    Displaying Used and Available Disk Space for Filesets
2.3.4.2    Displaying Used and Available Disk Space for Domains and Filesets
2.3.4.3    Displaying Fileset Attributes
2.3.4.4    Displaying Domain Attributes
2.3.5    Activating Quotas
2.3.6    Deactivating Quotas
 
3    Backing Up and Restoring
3.1    Backing Up Data
3.1.1    Unique Features of the vdump Command
3.1.2    Dumping to Tape
3.1.3    Dumping Subdirectories
3.1.4    Dumping to Filesets
3.1.5    Dumping to Block 0
3.1.6    Compressing Savesets
3.1.7    Dumping with Error Protection
3.1.8    Backup Level
3.1.9    Listing Saved Files
3.1.10    Dumping and Restoring Files Remotely
3.2    Cloning for Online Backup
3.3    Cloning to Back Up Databases
3.4    Restoring Data
3.4.1    Unique Features of the vrestore Command
3.4.2    Restoring Files
3.4.3    Restoring Quotas
3.4.4    Restoring Selected Savesets
3.5    AdvFS and NetWorker
 
4    Optimizing Performance
4.1    AdvFS Organization
4.1.1    Configuring Domains and Filesets
4.1.2    Configuring Volumes
4.1.3    Improving Transaction Log Performance
4.1.4    Improving Data Consistency
4.1.5    Improving Data Transfer Rate with Direct I/O
4.2    Monitoring Performance
4.3    Tuning AdvFS
4.3.1    Defragmenting a Domain
4.3.1.1    Choosing to Defragment
4.3.1.2    Defragment Example
4.3.2    Balancing a Multivolume Domain
4.3.2.1    Choosing to Balance
4.3.2.2    Balance Example
4.3.3    Moving Files to Different Volumes
4.3.3.1    Choosing to Migrate
4.3.3.2    Migrate Example
4.3.4    Striping Files
4.3.4.1    Choosing to Stripe an AdvFS File
4.3.4.2    AdvFS Stripe Example
4.3.4.3    Removing AdvFS Striping
4.3.5    Data Cache Tuning
4.3.6    Changing Attributes to Improve System Performance
4.3.7    Controlling Domain Panic Information
4.4    Using a Trashcan
 
5    Troubleshooting
5.1    Disk File Structure Incompatibility
5.1.1    Utility Incompatibility
5.1.2    Avoiding Metadata Incompatibility
5.2    Memory Mapping, Direct I/O and Data Logging Incompatibility
5.3    Handling Poor Performance
5.4    Handling Disk Problems
5.4.1    Checking Free Space and Disk Usage
5.4.2    Reusing AdvFS Volumes
5.4.3    Dumping to Block 0
5.4.4    Disk Space Usage Limits
5.4.5    Verifying File System Consistency
5.4.6    Salvaging File Data from a Damaged Domain
5.4.7    "Can't Clear a Bit Twice" Error Message
5.4.8    Recovering from a Domain Panic
5.4.9    Recovering from Filesets Mounted Read-Only
5.5    Restoring an AdvFS File System
5.5.1    Restoring the /etc/fdmns Directory
5.5.1.1    Reconstructing the /etc/fdmns Directory Manually
5.5.1.2    Reconstructing the /etc/fdmns Directory Using advscan
5.5.2    Recovering from Volume Failure
5.5.3    Recovering from Failure of the root Domain
5.5.4    Restoring a Multivolume usr Domain
5.6    Recovering from a System Crash
5.6.1    Saving Copies of System Metadata
5.6.2    Physically Moving an AdvFS Disk
5.6.3    Log File Inconsistency
 
6    Managing the Advanced File System with the AdvFS GUI
6.1    Installing the GUI
6.2    Components of the GUI
6.2.1    GUI Agent (advfsd)
6.2.2    GUI (dtadvfs)
6.2.2.1    GUI Security
6.2.2.2    Ignoring Disks
6.2.2.3    Log Files
6.2.2.4    Help
6.2.2.5    Monitoring Remote File Systems
6.2.2.6    Managing LSM Volumes
6.3    Displaying File System Information
6.3.1    Choosing Units for Displaying Information
6.3.2    Main Window
6.3.3    Devices and Volumes Window
6.4    Performing File System Operations
6.4.1    Operations on a Domain
6.4.1.1    Creating a Domain
6.4.1.2    Setting a Free Space Alert for a Domain
6.4.1.3    Enlarging a Domain
6.4.1.4    Removing a Domain
6.4.1.5    Renaming a Domain
6.4.2    Operations on a Fileset
6.4.2.1    Creating a Fileset
6.4.2.2    Mounting a Fileset
6.4.2.3    Unmounting a Fileset
6.4.2.4    Setting a Free Space Alert for a Fileset
6.4.2.5    Setting Fileset Quotas
6.4.2.6    Removing a Fileset
6.4.2.7    Renaming a Fileset
6.4.3    Operations on a Clone Fileset
6.4.3.1    Creating a Clone Fileset
6.4.3.2    Mounting a Clone
6.4.3.3    Unmounting a Clone
6.4.3.4    Removing a Clone
6.4.4    Operations on a Volume
6.4.4.1    Setting a Free Space Alert for a Volume
6.4.4.2    Adding a Volume
6.4.4.3    Removing a Volume
6.4.5    Maintaining AdvFS
6.4.5.1    Balancing a Multivolume Domain
6.4.5.2    Defragmenting a Domain
6.5    Troubleshooting GUI Operation
 
A    Accessing File System Information with the SysMan Menu
 
B    AdvFS Commands
B.1    AdvFS Base System Commands
B.2    AdvFS Utilities Commands
B.3    Comparison of AdvFS and UFS Commands
 
C    Converting File Systems
C.1    Converting a /usr File System to AdvFS
C.1.1    Using a Backup Tape
C.1.2    Using an Intermediate File
C.1.3    Using a Second Disk
C.2    Converting the root File System to AdvFS
C.3    Converting a Data File System to AdvFS
C.3.1    Using a Backup Tape
C.3.2    Using an Intermediate File
C.3.3    Using a Second Disk
C.3.4    Using a Second System
C.4    Converting from AdvFS to UFS
C.4.1    Converting the root File System to UFS
C.4.2    Converting a Fileset to UFS
 
Glossary
 
Figures
1-1    AdvFS File System Design
1-2    Single-Volume Domain
1-3    Enlarging a Domain
1-4    Cloning a Fileset
4-1    Defragmenting a Domain
4-2    Balancing a Domain
4-3    Migrating Files
6-1    Main Window Showing Disk Usage Information
6-2    Main Window Showing Fileset Quota Information
6-3    Devices and Volumes Window
 
Tables
2-1    Quota Size Limits
2-2    User and Group Usage Commands
2-3    Fileset Disk Usage Commands
4-1    Trashcan Commands
5-1    Disk Space Usage Information Commands
5-2    Fileset Anomalies and Corrections
5-3    Fileset Anomalies and Corrections
5-4    Fileset Anomalies and Corrections
6-1    AdvFS GUI Subsets
6-2    Disk Space Requirements for the AdvFS GUI
6-3    GUI Troubleshooting
B-1    AdvFS Configuration Commands
B-2    AdvFS Information Display Commands
B-3    AdvFS Backup Commands
B-4    AdvFS Check and Repair Commands
B-5    AdvFS Quota Commands
B-6    AdvFS Disk Structure Commands
B-7    AdvFS Utilities Commands
B-8    Comparison of AdvFS and UFS Commands
 
Index