HP Hitachi Dynamic Link Manager Software User Manual
Dynamic link manager software, Hitachi command suite, User guide for linux
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Table of contents
Document Outline
- User Guide for Linux®
- Contents
- Preface
- Overview of HDLM
- HDLM Functions
- Devices Managed by HDLM
- System Configuration
- LU Configuration
- Program Configuration
- Position of the HDLM Driver and HDLM Device
- Logical Device Files for HDLM Devices
- Distributing a Load Using Load Balancing
- Performing Failovers and Failbacks Using Path Switching
- Monitoring Intermittent Errors (Functionality When Automatic Failback Is Used)
- Detecting Errors by Using Path Health Checking
- Distributing a Load by Using the Dynamic I/O Path Control Function
- Error Management
- Collecting Audit Log Data
- 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 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
- Related Products When Using Oracle Unbreakable Enterprise Kernel 5
- Related Products When Using Oracle Unbreakable Enterprise Kernel 6
- Memory and Disk Capacity Requirements
- Number of LUs and Paths That Are 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
- Installing 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
- Settings for md Devices
- Settings for LVM2
- Settings for Xen
- Settings for KVM
- Settings for Heartbeat
- Settings for Oracle RAC
- Settings for the RHCM
- Settings for VCS
- Checking the Path Configuration
- Setting Up HDLM
- The Process-specific-trace Information File
- Creating a Character-Type Device File for an HDLM Device
- Creating File Systems for HDLM (When Volume Management Software Is Not Used)
- Settings for Automatic Mounting
- 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
- Removing HDLM
- Removing 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, Oracle Enterprise Linux 5, Oracle Unbreakable Enterprise Kernel 5, or Oracle Unbreakable Enterprise Kernel 6
- Notes When Using SUSE LINUX Enterprise Server 10
- Notes When Using SUSE LINUX Enterprise Server 11
- Updating Kernel Packages and Applying OS Update Packages
- 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
- HDLM Resident Processes
- Reconfiguring the HDLM Operating Environment
- Notes on Using HDLM
- Troubleshooting
- Command Reference
- Overview of the HDLM Command dlnkmgr
- clear (Returns the Path Statistics to the Initial Value)
- help (Displays the Operation Format)
- offline (Places Paths Offline)
- online (Places Paths Online)
- set (Sets Up the Operating Environment)
- view (Displays Information)
- add (Adds a Path Dynamically)
- delete (Deletes a Path Dynamically)
- Utility Reference
- Overview of the Utilities
- DLMgetras Utility for Collecting HDLM Error Information
- dlmcfgmgr Utility for Managing the HDLM Configuration
- dlmchname HDLM Device Name Replacement Utility
- dlmmkinitrd Utility for Supporting a Boot Disk
- dlmpr Utility for Clearing HDLM Persistent Reservation
- dlmsetopt Utility for Setting HDLM Driver Options
- dlmstart Utility for Starting HDLM
- dlmupdatesysinit Utility for Updating System Scripts
- installgetras Utility for Collecting HDLM Installation Error Information
- installhdlm Utility for Installing HDLM
- installux.sh Utility for HDLM Common Installer
- Messages
- Before Viewing the List of Messages
- 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
- Notes on Linux Commands and Files
- Troubleshooting Products That Use the Weak-Modules Script
- Functional Differences Between Versions of HDLM
- Functional Differences Between Version 7.6 and Versions Earlier Than 7.6
- 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