ExpressCluster X 2.0 for Windows Reference Guide - Nec

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Chapter 5 Compatible command reference Prohibiting an access to the mirror disk (mdclose command) 374 mdclose.exe: the mdclose.exe command prohibits an access to the mirror disk. Command line: mdclose.exe mirrordisk_alias Description This command prohibits the access to the mirror disk that is permitted by the mdopen command. Do not run this command when there is no task accessing the specified mirror disk resource. Parameter mirrordisk_alias Specifies the name of a mirror disk resource to which you want to prohibit the access. Return Value 0 Success 1 The parameter is invalid. 2 or Other error (possible causes are described below) larger • The Replicator/Replicator DR is not used. • There is a task accessing the target mirror disk resource. • Internal error Notes When accessing the mirror disk is permitted using the mdopen command, be sure to prohibit the access using this command before recovering the mirror. Remarks This command can be specified only outside scripts. This command is available only when the Replicator/Replicator DR is used. This command is for executing the snapshot backup by a batch processing. For details on the snapshot backup, see “Section III Maintenance” in this guide. ExpressCluster X 2.0 for Windows Reference Guide
Section I Detailed functions of ExpressCluster Permitting an access to the shared disk (sdopen command) Permitting an access to the shared disk (sdopen command) sdopen.exe: the sdopen.exe command permits an access to the shared disk Command line: sdopen.exe disk_resource_name Description In general, the shared disk is accessible only when the disk resource is activated. In other cases the access is prohibited. This command permits the access to the inactivated disk resource. Parameter disk_resource_name Specifies the disk resource name to which you want to permit the access. Return Value 0 Success 1 The parameter is invalid. 3 or larger Other error (possible causes are described below) • Invalid HBA settings • Invalid drive letter settings • Internal error Notes Make sure that the disk resource is inactivated before using this command. If this command is executed in the state that the disk resource is activated, data on the shared disk may be corrupted. When access to the shared disk is permitted by using this command, be sure to prohibit the access by using the sdclose command before activating the disk resource. If the disk resource us activated in the state where the access is not prohibited, data on the shared disk may be corrupted. Remarks This command can be used only outside scripts. 375
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ExpressCluster ® X 2.0 for Windows
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© Copyright NEC Corporation 2008.
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vi How to verify the status of each
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Network warning light switch off co
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x Service resources................
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xii Displaying NAS monitor resource
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Displaying and changing the details
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xvi IP monitor resource ...........
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ExpressCluster X Documentation Set
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Contacting NEC For the latest produ
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Chapter 1 Functions of the WebManag
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Section I Detailed functions of Exp
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Server Name: Select this to search
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Module type Category pm ExpressClus
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Mirror disk helper Overview of the
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The following is the description of
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For hybrid disk resource Section I
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(6) Current server (only hybrid dis
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Limitations of the WebManager Secti
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Return Value --grp [group_name] Sec
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Status Descriptions Server Function
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Operating the cluster (clpcl comman
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Message Cause/Solution Internal com
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Example of Execution The following
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Collecting logs (clplogcc command)
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Execution Result Section I Detailed
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Error Message Section I Detailed fu
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Modifying the log level and size Se
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Types that can be specified for the
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Type Module Description regsyncw cl
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Type Level Size (byte) hdsnapshot 8
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Monitoring Agent Types that can be
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Mirror disk resource operation comm
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Message Cause/Solution clpmdctrl fa
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Hybrid disk status display command
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Mirror Color Hybrid disk status in
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� Hybrid disk resource configurat
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Message output command clplogcmd: t
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Error Messages Message Causes/Solut
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CPU frequency control command clpcp
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Chassis identify control command cl
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Displaying the application resource
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Understanding floating IP resources
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Understanding mirror disk resources
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Examples of mirror disk constructio
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Tuning mirror disk resource Section
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Displaying the mirror disk resource
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Understanding registry synchronizat
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Server 1 Group A 1 Start Stop Group
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Execution timing of script resource
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Environment variables for Start. ba
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Understanding script resources (6)
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(10) Stopping Group B The stop scri
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Additional information 1 Section II
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Additional information 2 When a mon
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A. Group A start script: a sample o
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Tips for creating scripts Section I
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Understanding disk resources Depend
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Disk Resource Properties: Details t
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Understanding print spooler resourc
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Services available to the virtual c
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Understanding virtual IP resources
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Determining virtual IP address Sect
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RIPng tab Detailed settings of RIP
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Understanding CIFS resources Depend
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Permission Select one of following
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NAS resource tuning properties Disc
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Understanding hybrid disk resources
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Chapter 7 Monitor resource details
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Monitor resource name Service monit
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esources Tuxedo monitor resources W
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Monitoring starts after a cluster i
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Returning from monitor error (Norma
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appli1 Section II Resource details
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Configuration example Interval 60
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Changing the name of a monitor reso
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ecovery target. Failover Target Ser
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Replace Section II Resource details
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Understanding IP monitor resources
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Mirror Disk Resource SuspendResume
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IP Address SuspendResume Section II
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User Name Within 255 bytes SuspendR
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Understanding POP3 monitor resource
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Authentication Method SuspendResume
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Install Path Within 1023 bytes Susp
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Default value: None Section II Reso
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Chapter 8 Heartbeat resources This
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Chapter 9 Details on network partit
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PING network partition resolution r
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Chapter 10 Other monitor settings T
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Section II Resource details The for
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The alarms command option -N [targe
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Mail report actions Section II Reso
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Section III Maintenance information
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Chapter 11 The system maintenance i
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Chapter 12 Troubleshooting This cha
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When activating or deactivating net
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Recovering a suspended server (with
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Checking the mirror break status wi
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3. Logically examine the data on th
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� While mirror recovery is in pro
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Recovering mirror using the WebMana
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Chapter 13 Error messages Messages
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Chapter 13 Error messages Driver ev
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Chapter 13 Error messages Mirror di
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Chapter 13 Error messages DB2 monit
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Chapter 13 Error messages SQL Serve
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Appendix This section covers: • A
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Appendix A Glossary 862 Mirror conn
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Appendix B Index Displaying and cha
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Appendix B Index Floating IP, 435 F
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Appendix B Index Settings of the PI
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