ExpressCluster X 2.0 for Windows Reference Guide - Nec

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Network warning light switch off command ..................................................................................................318 CPU frequency control command ..................................................................................................................319 Chassis identify control command .................................................................................................................321 Inter-cluster processing request command .....................................................................................................323 BMC information change command ..............................................................................................................326 Shutdown hook configuration command........................................................................................................328 Chapter 5 Compatible command reference..............................................................331 Compatible command overview.....................................................................................................................332 Note on compatible commands ......................................................................................................................332 Compatible commands ...................................................................................................................................332 Displaying the messages on ExpressCluster clients (armbcast command).....................................................334 Registering the messages on a log file or an alert log (armlog command).....................................................335 Starting the applications or services (armload command)..............................................................................336 Terminating the application or service (armkill command) ...........................................................................343 Waiting for the start or stop of groups (armgwait command).........................................................................345 Exclusive control between servers command (armcall command).................................................................346 Retrieving the cluster wide variable or local variable (armgetcd command) .................................................348 Setting the cluster wide variable or local variable (armsetcd command) .......................................................349 Monitoring errors on the connection to the shared resources (armwhshr command).....................................350 Controlling the applications or services started by the armload command (ExpressCluster Task Manager) ..........................................................................................................................................354 Shutting down the server (armdown command).............................................................................................357 Moving or failing over a group (armfover command)....................................................................................358 Starting a group (armgstrt command).............................................................................................................359 Stopping a group (armgstop command) .........................................................................................................360 Starting or stopping the application or service, suspending or resuming the monitoring (armloadc command).........................................................................................................................................361 Suspending the script execution until the user’s direction (armpause command) ..........................................363 Suspending the script execution for the specified time (armsleep command)................................................364 Starting the network sharing of the directory (armnsadd command)..............................................................365 Stopping the network sharing of the directory (armnsdel command).............................................................366 Setting the IP address returned by gethostbyname() (armwsset command) ...................................................367 Setting or displaying the start delay time (armdelay command) ....................................................................369 Setting or displaying operations at the occurrence of the emergency shutdown (armem command).............370 Shutting down the whole cluster (armstdn command) ...................................................................................371 Returning the server with the status of “Suspension (isolated)” (armmode command) .................................372 Permitting an access to the mirror disk (mdopen command) .........................................................................373 Prohibiting an access to the mirror disk (mdclose command)........................................................................374 Permitting an access to the shared disk (sdopen command)...........................................................................375 Prohibiting an access to the shared disk (sdclose command) .........................................................................376 Error messages of the compatible commands.................................................................................................377 Section II Resource details.........................................................................................387 Chapter 6 Group resource details .............................................................................389 Group resources..............................................................................................................................................390 What is a group?.............................................................................................................................................391 Understanding failover policy ....................................................................................................................................... 393 Operations at detection of activation and inactivation errors......................................................................................... 398 Final action.................................................................................................................................................................... 402 Reboot count limit ......................................................................................................................................................... 403 Resetting the reboot count ............................................................................................................................................. 407 Displaying and changing the settings of group properties..............................................................................408 Renaming a group.......................................................................................................................................................... 408 Displaying and changing the comment of a group......................................................................................................... 408 Displaying and changing the settings of servers that starts up the group....................................................................... 409 Displaying and changing the server group settings........................................................................................................ 410 Displaying and changing the group attribute ................................................................................................................. 411 viii
Displaying and changing Logical Service......................................................................................................................412 Displaying and changing the settings of group resources.............................................................................. 413 Renaming a group resource............................................................................................................................................413 Displaying and changing the comment of a group resource...........................................................................................414 Understanding the settings of dependency among group resources ...............................................................................414 Displaying and configuring the settings of dependency among group resources...........................................................415 Displaying and changing the operation settings when a group resource error is detected..............................................416 Displaying and changing the script when a group resource activation/deactivation failure is detected .........................419 Displaying the properties of the whole groups by using the WebManager ....................................................................422 Displaying the properties of a certain group by using the WebManager........................................................................422 Understanding server groups ......................................................................................................................... 423 Displaying / changing the server group settings ............................................................................................ 424 Renaming a server group (Server group properties).......................................................................................................424 Displaying and changing the comment of a server group (Server group properties)......................................................424 Displaying and changing the settings of servers belonging to a server group (Server group properties) .......................425 Displaying the server group properties with WebManager............................................................................................427 Understanding application resources ............................................................................................................. 428 Dependency of application resources.............................................................................................................................428 Application resources.....................................................................................................................................................428 Note on application resources ........................................................................................................................................428 Displaying and changing the application resource details..............................................................................................428 Displaying the application resource properties with the WebManager ..........................................................................433 Understanding floating IP resources.............................................................................................................. 435 Dependencies of floating IP resources ...........................................................................................................................435 Floating IP......................................................................................................................................................................435 Notes on floating IP resources .......................................................................................................................................437 Displaying and changing the details of floating IP resource ..........................................................................................439 Displaying the properties of floating IP resource with the WebManager.......................................................................441 Understanding mirror disk resources............................................................................................................. 443 Dependencies of mirror disk resources ..........................................................................................................................443 Mirror disk .....................................................................................................................................................................443 Understanding mirror parameters...................................................................................................................................448 Examples of mirror disk construction ............................................................................................................................451 Note on mirror disk resources ........................................................................................................................................452 Displaying and changing the details of mirror disk resources........................................................................................453 Tuning mirror disk resource...........................................................................................................................................455 Displaying the mirror disk resource properties with the WebManager..........................................................................457 Understanding registry synchronization resources ........................................................................................ 459 Dependencies of registry synchronization resources......................................................................................................459 Registry synchronization resources................................................................................................................................459 Notes on registry synchronization resources..................................................................................................................461 Displaying and changing the details of registry synchronization resource.....................................................................462 Tuning registry synchronization resource ......................................................................................................................463 Displaying the registry synchronization resource properties with the WebManager .....................................................465 Understanding script resources...................................................................................................................... 466 Dependencies of script resources ...................................................................................................................................466 Scripts in script resources...............................................................................................................................................466 Environment variables in script of script resource .........................................................................................................467 Execution timing of script resource scripts ....................................................................................................................469 Writing scripts................................................................................................................................................................484 Tips for creating scripts..................................................................................................................................................489 Displaying and changing the settings of the script resource details ...............................................................................489 Displaying and changing the script resource details.......................................................................................................489 Displaying and/or changing the script resource script created by the Builder................................................................490 Tuning script resource....................................................................................................................................................492 Displaying the script resource properties with the WebManager...................................................................................493 Understanding disk resources ........................................................................................................................ 495 Dependencies of disk resources .....................................................................................................................................495 Disk resources................................................................................................................................................................495 Notes on disk resources..................................................................................................................................................496 Displaying and changing the details of disk resources...................................................................................................496 Displaying the disk resource properties with the WebManager .....................................................................................498 Understanding service resources.................................................................................................................... 499 Dependencies of service resources.................................................................................................................................499 ix
Page 1 and 2: ExpressCluster ® X 2.0 for Windows
Page 3: © Copyright NEC Corporation 2008.
Page 6 and 7: vi How to verify the status of each
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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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Section I Detailed functions of Exp
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When you click the icon of the serv
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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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Error message Message Cause/Solutio
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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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Error messages Message Causes/Solut
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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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EXEC_SCRIPT IP: Specified script (s
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New password: ********** Retype new
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# clphookctrl -m REBOOT Error messa
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What is a group? Section II Resourc
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Understanding failover policy Secti
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X X X When the failover exclusive a
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X X ~ For Replicator ~ (two-server
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The following describes how an erro
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Section II Resource details Failove
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Reboot count limit Section II Resou
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Max reboot count 1 Current reboot c
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Section II Resource details Failove
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Section II Resource details Display
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Displaying and changing the group a
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Section II Resource details Logical
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“C:\Program Files\script.bat” S
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Status: Status of the resources of
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Section II Resource details Resourc
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Section II Resource details Underst
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Displaying the application resource
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Understanding floating IP resources
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Notes on floating IP resources Sect
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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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Notes on registry synchronization r
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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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B. Group A stop script: a sample of
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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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If you click the Details button, th
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Service resource tuning properties
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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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• Timeout (1 to 999999) SuspendRe
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RIPng tab Detailed settings of RIP
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Understanding CIFS resources Depend
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CIFS resource tuning properties Cac
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Permission Select one of following
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Understanding NAS resources Depende
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NAS resource tuning properties Disc
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Understanding hybrid disk resources
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Hybrid disk resource details tab Se
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Name: Hybrid disk resource name Com
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Chapter 7 Monitor resource details
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Monitor resource name Service monit
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Section II Resource details Disk TU
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esources Tuxedo monitor resources W
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Section II Resource details Monitor
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Monitoring starts after a cluster i
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Public LAN (Also used for Interconn
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Section II Resource details Monitor
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Returning from monitor error (Norma
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Monitor error occurred Public LAN (
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Activation and deactivation error o
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Activation failure Section II Resou
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Activation failure Section II Resou
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Delay warning of monitor resources
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appli1 Section II Resource details
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Configuration example Interval 60
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Maximum reboot count 1 Reboot count
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Changing the name of a monitor reso
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Choose servers that execute monitor
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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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NIC Link Up/Down monitor resource p
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Warning Threshold · When selected:
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Disk TUR monitor resource: disk res
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Service monitor resources monitor s
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CIFS monitor resources monitor CIFS
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Understanding hybrid disk monitor r
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Understanding DB2 monitor resources
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Monitoring by FTP monitor resources
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IP Address SuspendResume Section II
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User Name Within 255 bytes SuspendR
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Select the Oracle features to be mo
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Section II Resource details Only th
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Understanding POP3 monitor resource
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Authentication Method SuspendResume
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Understanding SQL Server monitor re
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Install Path Within 1023 bytes Susp
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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 Module Ty
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Chapter 13 Error messages Mirror di
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Chapter 13 Error messages IMAP4 mon
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Chapter 13 Error messages Mirror co
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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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