Hitachi Dynamic Link Manager Software Users Guide for Solaris (7.6)
Changing the Status of Paths to Online.....................................................4-7
Changing the Status of Paths to Offline(C)................................................4-8
Viewing LU Information.....................................................................................4-9
Displaying Corresponding Information About an HDLM Device, sd or ssd Device, and
LDEV...............................................................................................................4-9
Initializing Statistical Information for Paths.......................................................4-10
Viewing and Setting Up the Operating Environment...........................................4-11
Viewing the Operating Environment........................................................4-11
Setting Up the Operating Environment....................................................4-11
Viewing License Information............................................................................4-12
Updating the License.......................................................................................4-13
Viewing HDLM Version Information..................................................................4-13
Viewing HDLM Component Information............................................................4-14
Starting and Stopping the HDLM Manager...............................................................4-15
Starting the HDLM Manager.............................................................................4-15
Stopping the HDLM Manager...........................................................................4-15
HDLM Resident Processes......................................................................................4-16
Changing the Configuration of the HDLM Operating Environment.............................4-16
Precautions Regarding Changes to the Configuration of an HDLM Operating
Environment...................................................................................................4-17
Changing the Configuration of a System that Uses HDLM.........................4-17
When the Path Configuration Is Changed................................................4-17
Switching the Kernel Mode.....................................................................4-19
When the Path Configuration Is Changed in a Boot Disk Environment.......4-19
Dynamic Reconfiguration (DR) for Solaris................................................4-20
Overview of Reconfiguring the HDLM Device.....................................................4-20
Reconfiguring the HDLM Device..............................................................4-20
Notes on Reconfiguring the HDLM Device................................................4-21
Adding a New Logical Unit...............................................................................4-22
Notes...................................................................................................4-22
Adding a New LU (When Not Using Sun Cluster)......................................4-23
Adding a New LU By Restarting the Nodes (When Using Sun Cluster)........4-25
Adding a New LU Via Dynamic Reconfiguration (When Using Sun Cluster). 4-31
Configuration Changes Such as Deleting a Logical Unit......................................4-36
Changing the Configuration by Restarting the Host..................................4-37
Deleting an LU via Dynamic Reconfiguration............................................4-42
Adding a Path to an Existing LU by Dynamic Reconfiguration.............................4-43
Specifying Whether a Logical Unit Is To Be Managed by HDLM (When Not Using Sun
Cluster)..........................................................................................................4-46
Changing an HDLM-managed Device to a Non-HDLM-Managed Device......4-47
Changing a Non-HDLM-Managed Device to an HDLM-Managed Device......4-47
Specifying Whether a Logical Unit Is To Be Managed by HDLM (When Using Sun
Cluster)..........................................................................................................4-50
Changing an HDLM-Managed Device to a Non-HDLM-Managed Device......4-50
Changing a Non-HDLM-Managed Device to an HDLM-Managed Device (When
the Node Must Be Restarted).................................................................4-55
Changing a Non-HDLM-Managed Device to an HDLM-Managed Device (For
Dynamic Reconfiguration)......................................................................4-61
Inheriting logical device names during storage system migration........................4-66
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Hitachi Dynamic Link Manager User Guide for Solaris
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