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Document Outline
- User Guide (for Linux(R))
- Contents
- Preface
- Intended audience
- Product version
- Release notes
- Document revision level
- Document organization
- Referenced documents
- Document conventions
- Convention for storage capacity values
- Getting help
- Comments
- Overview of HDLM
- What is HDLM?
- HDLM Features
- HDLM Functions
- Devices Managed by HDLM
- System Configuration
- System Configuration Using an FC-SAN
- System Configuration Using an IP-SAN
- LU Configuration
- Program Configuration
- Position of the HDLM Driver and HDLM Device
- Logical Device Files for HDLM Devices
- Distributing a Load Using Load Balancing
- Paths To Which Load Balancing Is Applied
- Load Balancing Algorithms
- Performing Failovers and Failbacks Using Path Switching
- Automatic Path Switching
- Manual Path Switching
- Path Status Transition
- Monitoring Intermittent Errors (Functionality When Automatic Failback Is Used)
- Checking Intermittent Errors
- Setting Up Intermittent Error Monitoring
- Intermittent Error Monitoring Actions
- When a User Changes the Intermittent Error Information
- Detecting Errors by Using Path Health Checking
- Error Management
- Types of Collected Logs
- Filtering of Error Information
- Collecting Error Information Using the Utility for Collecting HDLM Error Information (DLMgetras)
- Utility for Collecting HDLM Installation Error Information (installgetras)
- Collecting Audit Log Data
- Categories and Audit Events that HDLM Can Output to the Audit Log
- Requirements for Outputting Audit Log Data
- Destination and Filtering of Audit Log Data
- Audit Log Data Formats
- Integrated HDLM management using Global Link Manager
- Cluster Support
- Creating an HDLM Environment
- HDLM System Requirements
- Hosts and OSs Supported by HDLM
- Storage Systems Supported by HDLM
- Related Products When Using Red Hat Enterprise Linux AS4/ES4
- Related Products When Using Red Hat Enterprise Linux 5
- Related Products When Using Red Hat Enterprise Linux 6
- Related Products When Using SUSE LINUX Enterprise Server 9
- Related Products When Using SUSE LINUX Enterprise Server 10
- Related Products When Using SUSE LINUX Enterprise Server 11
- Related Products When Using Oracle Enterprise Linux 4
- Related Products When Using Oracle Enterprise Linux 5
- Memory and Disk Capacity Requirements
- Number of Paths Supported in HDLM
- Virtual Environments Supported by HDLM
- Flow for Creating an HDLM Environment
- HDLM Installation Types
- Knowledge Required Before You Install HDLM
- Notes on Creating an HDLM Environment
- Notes on Hardware Settings
- Notes on Linux
- Notes on Installing HDLM
- Notes on an Upgrade Installation or Re-installation of HDLM
- Notes on a Device Manager Agent
- Installing HDLM
- Preparations for a New Installation of HDLM
- Performing a New Installation of HDLM
- Preparations for an Upgrade Installation or Re-installation of HDLM
- Performing a Re-installation of HDLM
- Performing an Upgrade Installation of HDLM
- Unattended Installation of HDLM
- Installing HDLM for Managing Boot Disks
- Notes on Installing HDLM in a Boot Disk Environment
- Overview of the Procedure for Installing HDLM in a Boot Disk Environment
- Settings for Using an HDLM Device as a Boot Disk
- Upgrade Installation in an Environment Where an HDLM Device Is Used as a Boot Disk
- Settings for Using a Logical Volume (LVM2) on an HDLM Device as a Boot Disk
- Upgrade Installation in an Environment Where a Logical Volume (LVM2) on an HDLM Device Is Used as a Boot Disk
- Countermeasures for Unsuccessful Startup of the OS from an HDLM Device
- Settings for LUKS
- Notes on Using LUKS
- Using HDLM in an LUKS Environment
- Settings for md Devices
- Notes on Setting Up md Devices
- Creating an md Device
- Using HDLM in an md Device Environment
- Settings for LVM2
- Notes on Using LVM2
- When Using an HDLM Device to Create a New Logical Volume
- When Moving a Logical Volume Created on a SCSI Device in a Single-Path Environment to an HDLM Device
- Settings for Xen
- Settings for KVM
- Settings for Heartbeat
- Settings for Oracle RAC
- Settings for the RHCM
- Notes on Using RHCM
- When Using Red Hat Enterprise Linux AS4/ES4
- When Using Red Hat Enterprise Linux 5, or Red Hat Enterprise Linux 6
- Settings for VCS
- Checking the Path Configuration
- Setting Up HDLM
- Checking the Current Settings
- Setting Up the HDLM Functions
- Checking the Updated Settings
- The Process-specific-trace Information File
- Notes on Using the Hitachi Network Objectplaza Trace Library
- Creating a Character-Type Device File for an HDLM Device
- When Using Red Hat Enterprise Linux 5 or Red Hat Enterprise Linux 6
- When Using Red Hat Enterprise Linux AS4/ES4 or SUSE LINUX Enterprise Server
- Creating File Systems for HDLM (When Volume Management Software Is Not Used)
- Mounting a File System
- Creating a File System
- Settings for Automatic Mounting
- Setting the HDLM Device for the First Time
- Migrating from an Environment Where a SCSI Device Is Already Set
- Canceling the Settings for HDLM
- Operations on HDLM-Managed Devices
- Canceling the Heartbeat Settings
- Canceling the Settings for Oracle RAC
- Canceling the Settings for RHCM
- Canceling the Settings for VCS
- Canceling the Xen Settings
- Canceling the KVM Settings
- Canceling the Settings for LVM2
- Canceling the md Device Settings
- Canceling the LUKS Settings
- Uninstalling HDLM
- Uninstalling Hitachi Network Objectplaza Trace Library (HNTRLib2)
- HDLM System Requirements
- HDLM Operation
- Notes on Using HDLM
- Notes Common to OSs
- Notes When Using Red Hat Enterprise Linux AS4/ES4, or Oracle Enterprise Linux 4
- Notes When Using Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, or Oracle Enterprise Linux 5
- Notes When Using SUSE LINUX Enterprise Server 9
- Notes When Using SUSE LINUX Enterprise Server 10
- Notes When Using SUSE LINUX Enterprise Server 11
- Updating Kernel Packages and Applying OS Update Packages
- Environment Where an HDLM Device Is not Used as the Boot Disk
- Environment Where an HDLM Device Is Used as the Boot Disk
- Environment Where a Logical Volume (LVM2) on an HDLM Device Is Used as the Boot Disk
- HDLM Operations Using Commands
- Notes on Using Commands
- Viewing Path Information
- Changing the Status of Paths
- Viewing LU Information
- Displaying Corresponding Information About an HDLM Device, SCSI Device, and LDEV
- Initializing Statistical Information for Paths
- Viewing and Setting Up the Operating Environment
- Viewing License Information
- Updating the License
- Viewing HDLM Version Information
- Viewing HDLM Component Information
- Starting and Stopping the HDLM Manager
- Starting the HDLM Manager
- Stopping the HDLM Manager
- HDLM Resident Processes
- Reconfiguring the HDLM Operating Environment
- Replacing HBAs
- Replacing a Fiber Cable
- Replacing the Fibre Channel Switch
- Changing the HDLM Device Configuration
- About Creating a New HDLM Device
- Note on adding a BladeSymphony I/O drawer
- Notes on Using HDLM
- Troubleshooting
- Information Collected by the DLMgetras Utility for Collecting HDLM Error Information
- Checking Error Information in Messages
- What To Do for a Path Error
- Examining the Messages
- Obtain Path Information
- Identifying the Error Path
- Narrowing Down the Hardware That Might Have Caused the Error
- Identifying the Error Location and Correcting any Hardware Error
- Placing the Path Online
- What To Do for a Program Error
- Examining the Messages
- Obtaining Program Information
- What To Do for the Program Error
- Contacting your HDLM Vendor or Maintenance Company
- What To Do for Other Errors
- Command Reference
- Overview of the HDLM Command dlnkmgr
- clear (Returns the Path Statistics to the Initial Value)
- Format
- Parameters
- help (Displays the Operation Format)
- Format
- Parameter
- offline (Places Paths Offline)
- Format
- Parameters
- online (Places Paths Online)
- Format
- Parameters
- set (Sets Up the Operating Environment)
- Format
- Parameters
- view (Displays Information)
- Format
- Parameters (To display program information)
- Utility Reference
- Overview of the Utilities
- DLMgetras Utility for Collecting HDLM Error Information
- Format
- Parameters
- List of Collected Error Information
- dlmcfgmgr Utility for Managing the HDLM Configuration
- Format
- Parameters
- dlmmkinitrd Utility for Supporting a Boot Disk
- Format
- Parameters
- dlmpr Utility for Clearing HDLM Persistent Reservation
- Format
- Parameters
- dlmsetopt Utility for Setting HDLM Driver Options
- Format
- Parameters
- dlmstart Utility for Starting HDLM
- Format
- dlmupdatesysinit Utility for Updating System Scripts
- Format
- installgetras Utility for Collecting HDLM Installation Error Information
- Format
- Parameters
- Error Information To Be Collected
- installhdlm Utility for Installing HDLM
- Format
- Parameters
- Editing an Installation-Information Settings File
- installux.sh Utility for HDLM Common Installer
- Format
- Parameters
- Log file
- Messages
- Before Viewing the List of Messages
- Format and Meaning of Message IDs
- Terms Used in Messages and Message Explanations
- Components That Output Messages to syslog
- KAPL01001 to KAPL02000
- KAPL03001 to KAPL04000
- KAPL04001 to KAPL05000
- KAPL05001 to KAPL06000
- KAPL06001 to KAPL07000
- KAPL07001 to KAPL08000
- KAPL08001 to KAPL09000
- KAPL09001 to KAPL10000
- KAPL10001 to KAPL11000
- KAPL11001 to KAPL12000
- KAPL12001 to KAPL13000
- KAPL13001 to KAPL14000
- KAPL15001 to KAPL16000
- Return Codes for Hitachi Command Suite Common Agent Component
- Before Viewing the List of Messages
- Notes on Linux Commands and Files
- Notes on the /proc/partitions File
- Notes on Linux Commands
- Notes on the iostat Command
- Notes on the mkfs Command
- Notes on the fdisk Command
- Notes on the sar Command
- Notes on the fdisk and parted Commands
- Notes on the parted Command
- Notes on the vgrename and lvrename Commands
- Troubleshooting Products That Use the Weak-Modules Script
- Overview
- Installing Products That Use the Weak-Modules Script
- Uninstalling Products That Use the Weak-Modules Script
- Functional Differences Between Versions of HDLM
- Functional Differences Between Version 7.2 and Versions Earlier Than 7.2
- Functional Differences Between Version 6.2.1 and Versions Earlier Than 6.2.1
- Functional Differences Between Version 6.1 and Versions Earlier Than 6.1
- Functional Differences Between Version 6.0 or Later and Versions Earlier Than 6.0
- Functional Differences Between Version 5.9.4 or Later and Versions Earlier Than 5.9.4
- Functional Differences Between Version 5.9.1 or Later and Versions Earlier Than 5.9.1
- Functional Differences Between Version 5.9 or Later and Versions Earlier Than 5.9
- Functional Differences Between Version 5.8 or Later and Versions Earlier Than 5.8
- Functional Differences Between Version 5.7.1 or Later and Versions Earlier Than 5.7.1
- Functional Differences Between Version 5.7.0-01 or Later and Versions Earlier Than 5.7.0-01
- Functional Differences Between Version 5.7 or Later and Versions Earlier Than 5.7
- Functional Differences Between Version 5.6.3 or Later and Versions Earlier Than 5.6.3
- Functional Differences Between Version 5.4 or Later and Versions Earlier Than 5.4
- Acronyms and abbreviations
- Glossary
- Index