Index

A

activating your subscription, Activate Your Subscription
adding journals to a file system, Adding Journals to a File System
administrative options, Using Other CCS Administrative Options
comparing CCS configuration files to a CCS archive, Comparing CCS Configuration Files to a CCS Archive
extracting files from a CCS archive, Extracting Files from a CCS Archive
listing files in a CCS archive, Listing Files in a CCS Archive
APC MasterSwitch information (examples) table, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics
atime, configuring updates, Configuring atime Updates
mounting with noatime, Mount with noatime
tuning atime quantum, Tune GFS atime Quantum
audience, Audience

B

block devices
checking before creating pool configuration file, Scanning Block Devices
scanning for, Scanning Block Devices

C

CCA
CCA file and server
alternative methods to using a CCA device, CCA File and Server
creating a CCA file, Creating a CCA File
starting the CCS daemon, Starting the CCS Daemon
starting the CCS server, Starting the CCS Server
local CCA files
alternative methods to using a CCA device, Local CCA Files
CCS archive
creating, Creating a CCS Archive
CCS file location for GNBD multipath cluster table, CCS File Location
CDPN variable values table, Usage
cluster configuration management, Cluster Configuration Management
cluster configuration system (CCS)
administrative options, using, Using Other CCS Administrative Options
comparing CCS configuration files to a CCS archive, Comparing CCS Configuration Files to a CCS Archive
extracting files from a CCS archive, Extracting Files from a CCS Archive
listing files in a CCS archive, Listing Files in a CCS Archive
alternative methods to using a CCA device, Alternative Methods to Using a CCA Device
CCA file and server, CCA File and Server
local CCA files, Local CCA Files
changing CCS configuration files, Changing CCS Configuration Files
combining CCS methods, Combining CCS Methods
creating a CCS archive, Creating a CCS Archive
starting CCS in the cluster, Starting CCS in the Cluster
using, Using the Cluster Configuration System
using clustering and locking systems, Using Clustering and Locking Systems
fencing and LOCK_GULM, Fencing and LOCK_GULM
locking system overview, Locking System Overview
LOCK_GULM, LOCK_GULM
LOCK_NOLOCK, LOCK_NOLOCK
number of LOCK_GULM servers, Number of LOCK_GULM Servers
selection of LOCK_GULM servers, Selection of LOCK_GULM Servers
shutting down a LOCK_GULM server, Shutting Down a LOCK_GULM Server
starting LOCK_GULM servers, Starting LOCK_GULM Servers
Cluster Configuration System Files
see system files
Cluster Configuration System, setting up and starting
configuration, initial, Setting Up and Starting the Cluster Configuration System
cluster management, fencing, recovery, Cluster Management, Fencing, and Recovery
cluster volume management, Cluster Volume Management
cluster.ccs, Creating the cluster.ccs File
cluster.ccs variables table, Creating the cluster.ccs File
clustering, starting
configuration, initial, Starting Clustering and Locking Systems
configuration file
creating for a new volume, Creating a Configuration File for a New Volume
examples (config file), Examples
configuration, before, Before Configuring GFS
configuration, initial, Initial Configuration
initial tasks, Initial Configuration Tasks
Cluster Configuration System, setting up and starting, Setting Up and Starting the Cluster Configuration System
file systems, setting up and mounting, Setting Up and Mounting File Systems
logical devices, setting up, Setting Up Logical Devices
starting clustering and locking systems, Starting Clustering and Locking Systems
prerequisite tasks, Prerequisite Tasks
console access
system requirements, Console Access
conventions
document, Document Conventions

D

data journaling, Data Journaling
direct I/O, Direct I/O
directory attribute, GFS Directory Attribute
file attribute, GFS File Attribute
O_DIRECT, O_DIRECT
displaying extended GFS information and statistics, Displaying Extended GFS Information and Statistics
dual power
multipath FC fencing, Dual Power and Multipath FC Fencing Considerations

E

examples
basic GFS examples, Basic GFS Examples
LOCK_GULM, RLM embedded, LOCK_GULM, RLM Embedded
key characteristics, Key Characteristics
setup process, Setup Process
LOCK_GULM, RLM external, LOCK_GULM, RLM External
key characteristics, Key Characteristics
setup process, Setup Process
LOCK_GULM, SLM embedded, LOCK_GULM, SLM Embedded
key characteristics, Key Characteristics, Key Characteristics
setup process, Setup Process, Setup Process
LOCK_GULM, SLM embedded, and GNBD
key characteristics, Key Characteristics
LOCK_GULM, SLM external, LOCK_GULM, SLM External
LOCK_GULM, SLM external, and GNBD, LOCK_GULM, SLM External, and GNBD
setup process, Setup Process
LOCK_NOLOCK, LOCK_NOLOCK
key characteristics, Key Characteristics
setup process, Setup Process

F

features, new and changed, New and Changed Features
feedback, Send in Your Feedback
fence.ccs, Creating the fence.ccs File
fence.css variables table, Creating the fence.ccs File
fencing, Using the Fencing System
fencing methods, Fencing Methods
APC MasterSwitch, APC MasterSwitch
Brocade FC switch, Brocade FC Switch
GNBD, GNBD
HP RILOE card, HP RILOE Card
manual, Manual
Vixel FC switch, Vixel FC Switch
WTI network power switch, WTI Network Power Switch
how the fencing system works, How the Fencing System Works
fencing methods and agents table, Fencing Methods
fibre channel network requirements table, Fibre Channel Storage Network
fibre channel storage device requirements table, Fibre Channel Storage Devices
fibre channel storage devices
system requirements, Fibre Channel Storage Devices
fibre channel storage network
system requirements, Fibre Channel Storage Network
file system
adding journals, Adding Journals to a File System
atime, configuring updates, Configuring atime Updates
mounting with noatime, Mount with noatime
tuning atime quantum, Tune GFS atime Quantum
context-dependent path names (CDPNs), Context-Dependent Path Names
data journaling, Data Journaling
direct I/O, Direct I/O
directory attribute, GFS Directory Attribute
file attribute, GFS File Attribute
O_DIRECT, O_DIRECT
growing, Growing a File System
making, Making a File System
mounting, Mounting a File System
quota management, GFS Quota Management
disabling/enabling quota accounting, Disabling/Enabling Quota Accounting
disabling/enabling quota enforcement, Disabling/Enabling Quota Enforcement
displaying quota limits, Displaying Quota Limits and Usage
setting quotas, Setting Quotas
synchronizing quotas, Synchronizing Quotas
repairing, Repairing a File System
suspending activity, Suspending Activity on a File System
unmounting, Unmounting a File System
file systems, setting up and mounting
configuration, initial, Setting Up and Mounting File Systems

G

GFS
atime, configuring updates, Configuring atime Updates
mounting with noatime, Mount with noatime
tuning atime quantum, Tune GFS atime Quantum
direct I/O, Direct I/O
directory attribute, GFS Directory Attribute
file attribute, GFS File Attribute
O_DIRECT, O_DIRECT
displaying extended information and statistics, Displaying Extended GFS Information and Statistics
managing, Managing GFS
quota management, GFS Quota Management
disabling/enabling quota accounting, Disabling/Enabling Quota Accounting
disabling/enabling quota enforcement, Disabling/Enabling Quota Enforcement
displaying quota limits, Displaying Quota Limits and Usage
setting quotas, Setting Quotas
synchronizing quotas, Synchronizing Quotas
shutting down a cluster, Shutting Down a GFS Cluster
starting a cluster, Starting a GFS Cluster
upgrading
see upgrading GFS
GFS and lock server node information (examples) table, Key Characteristics, Key Characteristics
GFS functions, GFS Functions
cluster configuration management, Cluster Configuration Management
cluster management, fencing, recovery, Cluster Management, Fencing, and Recovery
cluster volume management, Cluster Volume Management
lock management, Lock Management
GFS kernel modules, loading
installation tasks, Loading the GFS Kernel Modules
GFS node information (examples) table, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics
GFS RPM installation
installation tasks, Installing GFS RPMs
GFS software subsystem components table, GFS Software Subsystems
GFS software subsystems, GFS Software Subsystems
GFS-specific options for adding journals table, Complete Usage
GFS-specific options for expanding file systems table, Complete Usage
gfs_mkfs command options table, Complete Options
GNBD
driver and command usage, GNBD Driver and Command Usage
exporting from a server, Exporting a GNBD from a Server
importing on a client, Importing a GNBD on a Client
using, Using GNBD
using GFS on a GNBD server node, Running GFS on a GNBD Server Node
using GNBD multipath, Considerations for Using GNBD Multipath
CCS file location, CCS File Location
fencing GNBD server nodes, Fencing GNBD Server Nodes
Linux page caching, Linux Page Caching
lock server startup, Lock Server Startup
GNBD multipath, GNBD Multipath Considerations for CCS Files
GNBD server node information (examples) table, Key Characteristics
growing a file system, Growing a File System

I

I/O fencing
see fencing
system requirements, I/O Fencing
init.d
usage, GFS init.d Scripts Use
using GFS init.d scripts, GFS init.d Scripts Overview
init.d scripts
using, Using GFS init.d Scripts
initial tasks
Cluster Configuration System, setting up and starting, Setting Up and Starting the Cluster Configuration System
configuration, initial, Initial Configuration Tasks
file systems, setting up and mounting, Setting Up and Mounting File Systems
logical devices, setting up, Setting Up Logical Devices
starting clustering and locking systems, Starting Clustering and Locking Systems
installation tasks, Installation Tasks
GFS kernel modules, loading, Loading the GFS Kernel Modules
GFS RPM installation, Installing GFS RPMs
installing system software, Installing GFS
installation tasks, Installation Tasks
GFS RPM installation, Installing GFS RPMs
loading GFS kernel modules, Loading the GFS Kernel Modules
prerequisite tasks, Prerequisite Tasks
clock synchronization software, Clock Synchronization Software
perl-Net-Telnet module, perl-Net-Telnet Module
persistent major number utility, Specifying a Persistent Major Number
stunnel utility, Stunnel Utility
introduction, Introduction
audience, Audience
references, Recommended References

L

lock management, Lock Management
lock server node information (examples) table, Key Characteristics, Key Characteristics, Key Characteristics
locking system
LOCK_GULM, LOCK_GULM
fencing, Fencing and LOCK_GULM
LOCK_GULM severs
number of, Number of LOCK_GULM Servers
selection of, Selection of LOCK_GULM Servers
shutting down, Shutting Down a LOCK_GULM Server
starting, Starting LOCK_GULM Servers
LOCK_NOLOCK, LOCK_NOLOCK
overview, Locking System Overview
using, Using Clustering and Locking Systems
locking systems
configuration, initial, Starting Clustering and Locking Systems
logical devices, setting up
configuration, initial, Setting Up Logical Devices

M

making a file system, Making a File System
managing GFS, Managing GFS
mount table, Complete Usage
mounting a file system, Mounting a File System

N

network power switches
system requirements, Network Power Switches
nodes.ccs, Creating the nodes.ccs File
nodes.css variables table, Creating the nodes.ccs File

O

overview, Red Hat GFS Overview
configuration, before, Before Configuring GFS
economy, Performance, Scalability, and Economy
features, new and changed, New and Changed Features
GFS functions, GFS Functions
cluster configuration management, Cluster Configuration Management
cluster management, fencing, recovery, Cluster Management, Fencing, and Recovery
cluster volume management, Cluster Volume Management
lock management, Lock Management
GFS software subsystems, GFS Software Subsystems
performance, Performance, Scalability, and Economy
scalability, Performance, Scalability, and Economy

P

path names, context-dependent (CDPNs), Context-Dependent Path Names
platform
system requirements, Platform Requirements
platform requirements table, Platform Requirements
pool configuration
displaying information, Displaying Pool Configuration Information
pool configuration file keyword and variable descriptions table, Creating a Configuration File for a New Volume
pool management
commands, Synopsis of Pool Management Commands
pool_assemble, pool_assemble
pool_info, pool_info
pool_mp, pool_mp
pool_tool, pool_tool
pool volume, Using the Pool Volume Manager
activating, Activating/Deactivating a Pool Volume
adjusting multipathing, Adjusting Pool Volume Multipathing
creating, Creating a Pool Volume
deactivating, Activating/Deactivating a Pool Volume
displaying information, Displaying Pool Volume Information
erasing, Erasing a Pool Volume
examples (activate/deactivate), Examples
examples (displaying configuration file information), Example
growing, Growing a Pool Volume
minor number, changing, Changing a Pool Volume Minor Number
overview, Overview of GFS Pool Volume Manager
renaming, Renaming a Pool Volume
statistics, Using Pool Volume Statistics
Pool Volume Manager
configuration file
key words and variable descriptions, Creating a Configuration File for a New Volume
using, Using the Pool Volume Manager
pool_assemble command functions table, pool_assemble
pool_assemble command options table, pool_assemble
pool_info command functions table, pool_info
pool_info command options table, pool_info
pool_mp command functions table, pool_mp
pool_mp command options table, pool_mp
pool_tool command functions table, pool_tool
pool_tool command options table, pool_tool
preface
see introduction
prerequisite tasks
configuration, initial, Prerequisite Tasks
installing system software, Prerequisite Tasks
clock synchronization software, Clock Synchronization Software
perl-Net-Telnet module, perl-Net-Telnet Module
persistent major number, Specifying a Persistent Major Number
stunnel utility, Stunnel Utility

Q

quota management, GFS Quota Management
disabling/enabling quota accounting, Disabling/Enabling Quota Accounting
disabling/enabling quota enforcement, Disabling/Enabling Quota Enforcement
displaying quota limits, Displaying Quota Limits and Usage
setting quotas, Setting Quotas
synchronizing quotas, Synchronizing Quotas

R

recommended references table, Recommended References
Red Hat GFS with Red Hat Cluster Suite
changes to Red Hat Cluster Suite, Using Red Hat GFS with Red Hat Cluster Suite
installation scenarios, Using Red Hat GFS with Red Hat Cluster Suite
terminology, Using Red Hat GFS with Red Hat Cluster Suite
using, Using Red Hat GFS with Red Hat Cluster Suite
references, recommended, Recommended References
registering your subscription, Activate Your Subscription
repairing a file system, Repairing a File System

S

shutting down a GFS cluster, Shutting Down a GFS Cluster
software, installing, Installing GFS
starting a GFS cluster, Starting a GFS Cluster
storage device information (examples) table, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics
subscription registration, Activate Your Subscription
suspending activity on a file system, Suspending Activity on a File System
system files
CCS file creation tasks, CCS File Creation Tasks
cluster.ccs, Creating the cluster.ccs File
creating, Creating the Cluster Configuration System Files
dual power, Dual Power and Multipath FC Fencing Considerations
fence.ccs, Creating the fence.ccs File
GNBD multipath, GNBD Multipath Considerations for CCS Files
multipath FC fencing, Dual Power and Multipath FC Fencing Considerations
nodes.ccs, Creating the nodes.ccs File
prerequisite tasks, Prerequisite Tasks
system requirements, System Requirements
console access, Console Access
fibre channel storage devices, Fibre Channel Storage Devices
fibre channel storage network, Fibre Channel Storage Network
I/O fencing, I/O Fencing
network power switches, Network Power Switches
platform, Platform Requirements
TCP/IP network, TCP/IP Network

T

tables
APC MasterSwitch information (examples), Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics
CCS file location for GNBD multipath cluster, CCS File Location
CDPN variable values, Usage
cluster.ccs variables, Creating the cluster.ccs File
fence.css variables, Creating the fence.ccs File
fencing methods and agents, Fencing Methods
fibre channel network requirements, Fibre Channel Storage Network
fibre channel storage device requirements, Fibre Channel Storage Devices
GFS and lock server node information (examples), Key Characteristics, Key Characteristics
GFS node information (examples), Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics
GFS software subsystem components, GFS Software Subsystems
GFS-specific options for adding journals, Complete Usage
GFS-specific options for expanding file systems, Complete Usage
gfs_mkfs command options, Complete Options
GNBD server node information (examples), Key Characteristics
lock server node information (examples), Key Characteristics, Key Characteristics, Key Characteristics
mount options, Complete Usage
nodes.css variables, Creating the nodes.ccs File
platform requirements, Platform Requirements
pool configuration file keyword and variable descriptions, Creating a Configuration File for a New Volume
pool_assemble command functions, pool_assemble
pool_assemble command options, pool_assemble
pool_info command functions, pool_info
pool_info command options, pool_info
pool_mp command functions, pool_mp
pool_mp command options, pool_mp
pool_tool command functions, pool_tool
pool_tool command options, pool_tool
recommended references, Recommended References
storage device information (examples), Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics, Key Characteristics
TCP/IP network
system requirements, TCP/IP Network

U

unmounting a file system, Unmounting a File System
upgrading GFS, Upgrading GFS
upgrade procedure, Upgrading GFS
using Red Hat GFS with Red Hat Cluster Suite, Using Red Hat GFS with Red Hat Cluster Suite

V

volume, new
checking for block devices before creating pool configuration file, Scanning Block Devices
creating a configuration file, Creating a Configuration File for a New Volume