J2S2-0310-01ENZ2(A)
Before using this online manual
Preface
Chapter 1 File System Functions
  1.1 File System Overview
    1.1.1 Basic hardware configuration for use of file system
    1.1.2 File system sharing with PRIMEPOWER 800/900/1000/1500/2000/2500
  1.2 Simultaneous Shared Access Maintaining Coherency
  1.3 High Availability
    1.3.1 Uninterrupted operation in case of node failure
    1.3.2 High-speed file system recovery
    1.3.3 Area reassignment in case of disk block failure
  1.4 Performance
    1.4.1 Data access performance
    1.4.2 Contiguous block assignment
    1.4.3 Multi-partition configuration
    1.4.4 Individualized meta-cache management
  1.5 Extendibility
    1.5.1 File system extension
  1.6 Operability
    1.6.1 GUI
  1.7 Upper Limits of the File System
  1.8 Notes
    1.8.1 Relationships with Other Components of PRIMECLUSTER
    1.8.2 Unavailable functions
      1.8.2.1 Functions not provided by the GFS Shared File System
      1.8.2.2 Functional difference with GFS Shared File System on Solaris 9 OS 
    1.8.3 Service ports used by the GFS Shared File System
    1.8.4 Notes on use of logical volumes of GDS
    1.8.5 Notes on system time change
    1.8.6 Notes on use as loopback virtual file system(lofs)
    1.8.7 Notes on stopping a node
    1.8.8 Effect of file lock on system performance
    1.8.9 GFS operational notices for Solaris 10 OS
    1.8.10 Notes on opening a file on the GFS Shared File System
    1.8.11 Notes on writing file data on the GFS Shared File System
Chapter 2 File System Structure
  2.1 Disk Structure of File System
    2.1.1 Super block
    2.1.2 Partition configuration data 
    2.1.3 Meta-data area 
      2.1.3.1 Area management data 
      2.1.3.2 i-node area 
      2.1.3.3 V-data area 
    2.1.4 Update log area 
    2.1.5 File data area
    2.1.6 Partition configuration
  2.2 Component configuration
    2.2.1 MDS (Meta Data Server)
    2.2.2 AC (Access Client)
    2.2.3 Monitoring daemon
  2.3 File Access and Token Management
Chapter 3 Failure Recovery
  3.1 MDS Failure Recovery
    3.1.1 Automatic recovery for primary MDS failures
    3.1.2 Automatic recovery for secondary MDS failures
    3.1.3 Automatic recovery in case primary MDS goes down during primary MDS operation only
  3.2 AC degeneration
Chapter 4 File System Design
  4.1 Mount and unmount opportunity of the file system at the time of system starting and ending
  4.2 System Design
    4.2.1 Effects of file system operation and system load
    4.2.2 Node layout
    4.2.3 Disk layout
    4.2.4 LAN selection
    4.2.5 For future expansion
  4.3 Backup Design
Chapter 5 Management Partition
  5.1 Management Partition
  5.2 Resources Required for the Management Partition
  5.3 Notes on Management
Chapter 6 Starting and Exiting the Management View
  6.1 Starting Web-Based Admin View
  6.2 Web-Based Admin View Top Menu
    6.2.1 Web-Based Admin View Operation Menu Functions
    6.2.2 Web-Based Admin View Tool Menu Functions
  6.3 Starting GFS Management View
  6.4 Exiting GFS Management View
  6.5 Exiting Web-Based Admin View
Chapter 7 Operation Management View Screen Elements
  7.1 Screen Configuration
  7.2 Menu Configurations and Functions
    7.2.1 General
    7.2.2 Operation
    7.2.3 View
    7.2.4 Help
  7.3 Icon Types and Object Status
Chapter 8 Management Partition Operations (GUI)
  8.1 Flow of Operations
    8.1.1 Creating the management partition
    8.1.2 Adding node configuration information to the management partition
  8.2 Creating the management partition
    8.2.1 Setting shared disks
    8.2.2 Creating the management partition, registering node configuration information and starting sfcfrmd daemon
  8.3 Adding node configuration information to the management partition
    8.3.1 Setting shared disks
    8.3.2 Stopping sfcfrmd daemon
    8.3.3 Adding node configuration information to the management partition
    8.3.4 Starting sfcfrmd daemon
Chapter 9 Management Partition Operations (Command)
  9.1 Flow of Operations
    9.1.1 Creating the management partition
    9.1.2 Adding node configuration information to the management partition
    9.1.3 Deleting node configuration information from the management partition
    9.1.4 Changing the sfcfrmd daemon's startup mode registered in the management partition
    9.1.5 Backup of the management partition information 
    9.1.6 Restoring of the management partition information
  9.2 Creating of the management partition
    9.2.1 Setting Shared disks
    9.2.2 Initializing of the management partition
    9.2.3 Registering node configuration information to the management partition
    9.2.4 Starting sfcfrmd daemon
  9.3 Adding node configuration information to the management partition
    9.3.1 Setting Shared disks
    9.3.2 Stopping sfcfrmd daemon
    9.3.3 Adding node configuration information to the management partition
    9.3.4 Starting sfcfrmd daemon
  9.4 Deleting node configuration information from the management partition
    9.4.1 Stopping sfcfrmd daemon
    9.4.2 Deleting node configuration information from the management partition
    9.4.3 Starting sfcfrmd daemon
  9.5 Changing the sfcfrmd daemon's startup mode registered in the management partition
    9.5.1 Choosing the sfcfrmd daemon's startup mode
    9.5.2 Stopping sfcfrmd daemon
    9.5.3 Changing the sfcfrmd daemon's startup mode
    9.5.4 Starting sfcfrmd daemon
  9.6 Backup of the management partition information
    9.6.1 Backup of the management partition information
  9.7 Restoring of the management partition information
    9.7.1 Re-initializing the management partition
    9.7.2 Re-registering node configuration information to the management partition
    9.7.3 Re-configuring the sfcfrmd daemon's startup mode in the management partition
    9.7.4 Starting sfcfrmd daemon
    9.7.5 Restoring of the management partition information
Chapter 10 File System Operations (GUI)
  10.1 Flow of Operations
    10.1.1 Creation
    10.1.2 Change (in file system attributes)
    10.1.3 Change (partition addition)
    10.1.4 Change (shared node information)
    10.1.5 Deletion
  10.2 Creation
    10.2.1 Creating a file system
  10.3 Change
    10.3.1 Changing the file system attributes
    10.3.2 Changing the file system configuration (partition addition)
    10.3.3 Changing the shared node information
  10.4 Deletion
    10.4.1 Deleting the file system
Chapter 11 File System Operations (Command)
  11.1 Flow of Operations
    11.1.1 Creation
    11.1.2 Change (in file system attributes)
    11.1.3 Change (partition addition)
    11.1.4 Change (shared node information)
    11.1.5 Change (re-creating a file system)
    11.1.6 Change (MDS operational information)
    11.1.7 Deletion
  11.2 Creation
    11.2.1 Setting shared disks
    11.2.2 Creating a file systems
      11.2.2.1 Defaults of parameters used by mkfs_sfcfs(1M)
      11.2.2.2 Examples of creating a representative file system
      11.2.2.3 Customizing a GFS Shared File System
      11.2.2.4 Setting MDS operational information
    11.2.3 Setting vfstab
    11.2.4 Mount
      11.2.4.1 Mount of all nodes
      11.2.4.2 Mount
    11.2.5 Checking file system status
    11.2.6 Notes applying when the partitions of a created file system are used
      11.2.6.1 The GFS Shared File System
      11.2.6.2 File systems other than GFS Shared File System
  11.3 Change (file system attributes)
    11.3.1 Unmount
      11.3.1.1 Unmount of all nodes
      11.3.1.2 Unmount
    11.3.2 Change the file system attributes
      11.3.2.1 Changing the mount information
      11.3.2.2 Tuning file system
    11.3.3 Mount
  11.4 Change (partition addition)
    11.4.1 Unmount
    11.4.2 Setting shared disks
    11.4.3 Partition addition
    11.4.4 Mount
  11.5 Change (shared node information)
    11.5.1 Unmount
    11.5.2 Setting shared disks (When adding a node)
    11.5.3 Changing shared node information
      11.5.3.1 Adding node information
      11.5.3.2 Deleting node information 
    11.5.4 Setting vfstab
    11.5.5 Mount
  11.6 Change (re-creating a file system)
    11.6.1 Unmount
    11.6.2 Re-creating the file system
    11.6.3 Mount
  11.7 Change (MDS operational information)
    11.7.1 Unmount
    11.7.2 Changing the MDS operational information
    11.7.3 Mount
  11.8 Deleting
    11.8.1 Unmount
    11.8.2 Removing the entry in /etc/vfstab
    11.8.3 Deleting the file system
Chapter 12 File System Management
  12.1 File System Management Commands
  12.2 Checking a File System for Consistency and Repairing It
    12.2.1 Action to be taken when fsck terminates abnormally
      12.2.1.1 Memory allocation request error
      12.2.1.2 File system configuration information acquisition failure
      12.2.1.3 File system partition configuration data error
      12.2.1.4 Node addition not performed
      12.2.1.5 Irreparable file system destruction
      12.2.1.6 Operation error
      12.2.1.7 Repairing of file system is non-completion
      12.2.1.8 Executed in non-global zone
      12.2.1.9 Collection of zone information fails
      12.2.1.10 Other messages
  12.3 Extending a File System
  12.4 Displaying File System Information
    12.4.1 Acquiring file system information
    12.4.2 Displaying partition/node information
    12.4.3 Displaying file system management state
  12.5 How to set GFS Shared File System applications as cluster applications 
    12.5.1 To set GFS Shared File System applications as cluster application
    12.5.2 Notes on cluster application settings
    12.5.3 Procedure flow chart for setting GFS Shared File System applications as cluster applications
    12.5.4 Procedure for setting GFS Shared File System applications as cluster applications
    12.5.5 Setup flow chart of adding file data partitions to GFS Shared File Systems of cluster applications
    12.5.6 Setup procedure of adding file data partitions to GFS Shared File Systems of cluster applications
  12.6 How to start up CF from GUI when a GFS Shared File System is used
Chapter 13 File System Backing-up and Restoring
  13.1 Type of Backing-up and Restoring
  13.2 Backing-up by Standard Solaris OS commands
    13.2.1 Backing-up file by file
    13.2.2 Backing-up entire file system
  13.3 Restoring by Standard Solaris OS commands
    13.3.1 File-by-file restoring
    13.3.2 Entire-file-system restoring
    13.3.3 Set up after Restoration
      13.3.3.1 Resetting the partition information
      13.3.3.2 Repairing the file system
Chapter 14 Tuning
  14.1 Tuning Parameters
    14.1.1 Amount of Cache
    14.1.2 Communication timeout value
Chapter 15 Migration to the GFS Shared File System
  15.1 Moving the existing files
Appendix A List of Messages
  A.1 AC Messages of the GFS Shared File System
    A.1.1 Panic messages
    A.1.2 Warning messages
    A.1.3 Information messages
  A.2 The GFS Shared File System Daemon messages
    A.2.1 Panic messages (MDS(sfcfsmg daemon))
    A.2.2 Panic messages (sfcprmd daemon)
    A.2.3 Error messages (sfcfrmd daemon)
    A.2.4 Error messages (MDS (sfcfsmg daemon))
    A.2.5 Error messages (sfcfsd daemon)
    A.2.6 Error messages (sfcfs_mount command)
    A.2.7 Error messages (sfcpncd daemon)
    A.2.8 Error messages (sfcprmd daemon)
    A.2.9 Warning messages (MDS (sfcfsmg daemon))
    A.2.10 Warning messages (sfcfsd daemon)
    A.2.11 Warning messages (sfchnsd daemon)
    A.2.12 Information messages (sfcfrmd daemon)
    A.2.13 Information messages (MDS (sfcfsmg daemon))
    A.2.14 Information messages (sfcprmd daemon)
    A.2.15 Information messages (sfchnsd daemon)
  A.3 The GFS Shared File System Script Messages
    A.3.1 sfcfsrm script
  A.4 Command messages for File System Common Management
    A.4.1 df_sfcfs command
    A.4.2 fsck_sfcfs command
    A.4.3 fstyp_sfcfs command
    A.4.4 mkfs_sfcfs command
    A.4.5 mount_sfcfs command
    A.4.6 umount_sfcfs command
  A.5 The GFS Shared File System Specific Management Commands' Messages
    A.5.1 sfcadd command
    A.5.2 sfcadm and sfcnode commands
    A.5.3 sfcfrmstart command
    A.5.4 sfcfrmstop command
    A.5.5 sfcgetconf command
    A.5.6 sfcinfo command
    A.5.7 sfcmntgl command
    A.5.8 sfcsetup command
    A.5.9 sfcstat command
    A.5.10 sfcumntgl command
    A.5.11 sfcrscinfo command
  A.6 The GFS Shared File System Management View Messages
    A.6.1 Error messages
    A.6.2 Warning messages
    A.6.3 Information messages
  A.7 Web-Based Admin View Messages 
  A.8 Messages Of Functions For GFS To Use
  A.9 Installation Error Messages
Appendix B Reference Manual
  B.1 Commands for Common File System Management
    B.1.1 df_sfcfs(1M) Display of usage condition and composition information
    B.1.2 fsck_sfcfs(1M) Check GFS Shared File System for consistency
    B.1.3 fstyp_sfcfs(1M) Determine the type of file system
    B.1.4 mkfs_sfcfs(1M) Build GFS Shared File System
    B.1.5 mount_sfcfs(1M) Mount the GFS Shared File System on the local node
    B.1.6 umount_sfcfs(1M) Unmount the GFS Shared File System from the local node
  B.2 The GFS Shared File System Specific Management Commands
    B.2.1 sfcadd(1M) Adding a data partition
    B.2.2 sfcadm(1M) Change partition information setting
    B.2.3 sfcfrmstart(1M) Start sfcfrmd daemon on the local node
    B.2.4 sfcfrmstop(1M) Stop sfcfrmd daemon on the local node
    B.2.5 sfcgetconf(1M) Make a backup of the management partition
    B.2.6 sfcinfo(1M) Display partition information
    B.2.7 sfcmntgl(1M) Mount the GFS Shared File System on all nodes
    B.2.8 sfcnode(1M) Add, delete, and alter node configuration information
    B.2.9 sfcrscinfo(1M) Display file system information
    B.2.10 sfcsetup(1M) Perform the following functions: (1) Initialization of management partition. (2) Addition, deletion and display of node information. (3) Display path of management partition. (4) Registration and display of the startup mode of the sfcfrmd daemon.
    B.2.11 sfcstat(1M) Report statistics on GFS Shared File Systems
    B.2.12 sfcumntgl(1M) Unmount the GFS Shared File System on all nodes
Appendix C Trouble shooting
  C.1 Corrective actions of messages
  C.2 Collecting information for troubleshooting
    C.2.1 Collecting a crash dump file
    C.2.2 Collecting a core image of the daemon
  C.3 Common corrective actions against failures
    C.3.1 Action for I/O errors
    C.3.2 Corrective action in the event of data inconsistency
    C.3.3 Corrective action when the sfcfrmd daemon is not started
Glossary