Hitachi Dynamic Link Manager Software Users Guide for AIX
Table Of Contents
- (for AIX) User Guide
- Contents
- Preface
- Overview of HDLM
- HDLM Functions
- Devices Managed by HDLM
- System Configuration
- LU Configuration
- Program Configuration
- Position of the HDLM Driver and hdisk
- 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
- Flow for Creating an HDLM Environment
- Types of HDLM Installation
- Notes on Creating an HDLM Environment
- Notes on Installing HDLM
- Notes on an Upgrade Installation or Re-installation of HDLM
- Notes on the Virtual I/O Server
- Notes on the License Key and License Key File
- Notes on Trace Files
- Notes on Storage Systems
- Notes on the Cluster
- Notes on the Automatic Failback
- Notes on the queue_depth Parameter Value for an HDLM-Managed device
- Installing HDLM
- Available Installation Methods
- Preparations for a New Installation of HDLM
- Performing a New Installation of HDLM
- Preparations for an Upgrade Installation or Re-installation of HDLM
- Performing an Upgrade Installation or Re-installation of HDLM
- Installing HDLM to the SPOT of a NIM resource
- Migrating from HDLM Version 5.8.1 or Earlier to Version 5.9 or Later
- Installing HDLM in a PowerHA 6.1 Environment
- Installing HDLM in an Environment Running PowerHA 7.1 or a Later Version
- Performing an Unattended Installation of HDLM
- Checking the Path Configuration
- Setting up HDLM
- Setting up Integrated Traces
- Notes on Using the Hitachi Network Objectplaza Trace Library
- Displaying the Hitachi Network Objectplaza Trace Library setup menu
- Changing the Size of Integrated Trace Files
- Changing the Number of Integrated Trace Files
- Changing the Buffer Size Per Monitoring Interval Duration
- Adjusting the Number of Messages to be Output Per Monitoring Interval
- Finishing the Hitachi Network Objectplaza Trace Library Settings
- Applying the Hitachi Network Objectplaza Trace Library Settings
- About the Reservation Policy
- Settings for Using PowerHA
- Settings for Using GPFS
- Settings for Using Oracle RAC 10g or Oracle RAC 11g
- Settings for Using VCS
- Removing HDLM
- HDLM Operation
- Notes on Using HDLM
- Displaying Path Information
- When a Path Error Is Detected
- Storage System
- Notes on Shutting Down a Host
- Notes on Errors in a Host
- Notes on Enabling Both Primary and Secondary Volumes to Be Viewed From the Same Server
- Notes on an LVM Mirror Configuration
- Notes on When the OS Functionality in Not Available in a Boot Disk Environment
- Notes on Replicating a System
- HDLM Operations Using Commands
- Notes on Using Commands
- Viewing Path Information
- Changing the Status of Paths
- Viewing LU Information
- Displaying the Correspondences Between hdisks, OS Management Path IDs, and LDEVs
- 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
- Changing the Configuration of 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
- dlmchpdattr Utility for Changing HDLM Default Settings
- dlmgetrasinst Utility for Collecting HDLM Installation Error Information
- dlminstcomp Utility for HDLM Component Installation
- dlmmigsts Utility for Assisting HDLM Migration
- dlmodmset Utility for Setting the HDLM Execution Environment ODM
- dlmpostrestore Utility for HDLM Restoration Support
- dlmpr Utility for Clearing HDLM Persistent Reservation
- dlmpremkcd Utility for Preparing for a System Backup
- dlmpreremove Utility for Executed Before Removing HDLM
- dlmrmdev Utility for Deleting HDLM Drivers
- dlmrmprshkey Utility for Clearing HDLM Persistent Reservation (Shared-Host Methodology)
- 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
- KAPL13001 to KAPL14000
- KAPL15001 to KAPL16000
- Return Codes for Hitachi Command Suite Common Agent Component
- Functional Differences Between Versions of HDLM
- Differences Between HDLM Version 5.9 or Later and Version 5.8.1 or Earlier
- Add-in HDLM Driver Module
- Simplifying the HDLM Environment Configuration and Operation Procedures by Changes to the Logical Device Files
- Changing the HDLM Environment Configuration and Operation Procedures by Changes to the Logical Device Files
- Migrating Reservation Control Settings
- Support for a Boot Disk Environment
- About Settings when Upgrading the OS
- Changing a Virtual I/O Server's Method of Recognizing Virtual SCSI Disks
- Acronyms and abbreviations
- Glossary
- Index
H
HAM environment Glossary-3
handling
path error 5-3
HBA 2-4
HBA (Host Bus Adapter) Glossary-3
HBA adapter number 6-55
HDev 2-5
HDevName 5-3
HDLM
features 1-2
functions 2-1
installing 3-18
Migrating 3-61
migration of 3-13
new installation 3-26
new installation of 3-13
overview 1-1
preparations for an upgrade installation or re-
installation of 3-37
preparations for new installation of 3-24
program information 6-36
re-installation of 3-14
removing 3-101
setup 3-78
type of installation 3-13
upgrade installation of 3-13
Upgrade Installation or Re-installation 3-38
HDLM alert driver 2-7, Glossary-3
HDLM command 2-6
HDLM driver 2-7, Glossary-3
HDLM environment
creating 3-1
HDLM management-target devices 2-3
HDLM manager 2-7, Glossary-3
starting 4-14
stopping 4-14
HDLM resident processes 4-15
HDLM script for PowerHA
registering 3-95
HDLM system configuration 2-3
HDLM utility 2-6
help 6-4
Hitachi Network Objectplaza Trace Library
applying the settings 3-93
Displaying setup menu 3-88
Notes 3-88
Hitachi Network Objectplaza Trace Library
(HNTRLib)
removing 3-109
Hitachi Network Objectplaza Trace Library
(HNTRLib2)
Removing 3-108
Hitachi Network Objectplaza Trace Library settings
finishing 3-93
HLU 2-5
host 4-3, Glossary-3
host bus adapter 2-3
replacing 4-23
host device 2-5, Glossary-3
host device name Glossary-3
host LU 2-5, Glossary-3
host LU number 6-56, Glossary-4
host, supported 3-3
I
I/O
count 6-3
errors 6-3
identifying
error part 5-5
error path 5-5
Information 2-33
installation 3-18
installation error information 2-34
collecting with dlmgetrasinst 7-16
installation, new 3-13
installation-information settings file
Items to be defined 7-33
installhdlm 7-32
installing
HDLM in a PowerHA 6.1 environment 3-64
HDLM in an environment running PowerHA 7.1
or a later version 3-67
installing HDLM to SPOT of NIM resource 3-59
unattended installation of HDLM 3-69
installux.sh 7-43
integrated HDLM management 2-43
integrated trace file 2-32
changing the number 3-90
changing the size 3-89
integrated trace information files 3-87
integrated traces
setup 3-87
Index-3
Hitachi Dynamic Link Manager (for AIX) User Guide