ExpressCluster X 2.0 for Windows Reference Guide - Nec

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Appendix A Glossary 862 Mirror connect LAN used for data mirroring in a data mirror type cluster. Mirror connect can be used with primary interconnect. Mirror disk type cluster A cluster system that does not use a shared disk. Local disks of the servers are mirrored. Moving failover group Moving an application from an active server to a standby server by a user. Network partition All heartbeat is lost and the network between servers is partitioned. (Related terms: Interconnect, Heartbeat) Node A server that is part of a cluster in a cluster system. In networking terminology, it refers to devices, including computers and routers, that can transmit, receive, or process signals. Private LAN LAN in which only servers configured in a clustered system are connected. (Related terms: Interconnect, Public LAN) Primary (server) A server that is the main server for a failover group. (Related term: Secondary server) Public LAN A communication channel between clients and servers. (Related terms: Interconnect, Private LAN) Startup attribute A failover group attribute that determines whether a failover group should be started up automatically or manually when a cluster is started. Shared disk A disk that multiple servers can access. Shared disk type cluster A cluster system that uses one or more shared disks. Switchable partition A disk partition connected to multiple computers and is switchable among computers. (Related terms: Disk heartbeat partition) Secondary server A destination server where a failover group fails over to during normal operations. (Related term: Primary server) Server Group A group of servers connected to the same network or the shared disk device Standby server A server that is not an active server. (Related term: Active server) Virtual IP address IP address used to configure a remote cluster. ExpressCluster X 2.0 for Windows Reference Guide
Appendix B Index Account tab, 140 Activation and deactivation error of recovery target, 573 Adding an object, 115 Adjusting time-out temporarily, 274 Alert Log tab, 135 Alert service tab, 143 Alert view fields, 56 Alert view operation, 58 Application monitor resource, 831 application monitor resources, 597 Application resource, 821 application resources, 428 Application resources, 428 Auto Recovery tab, 141 Automatically recovering from mirroring, 781 A B backing up configuration data, 110, 111, 199, 267 Backing up the cluster configuration data, 271 Behavior of reporting icon, 739 Behavior when an error is detected by a monitor resource, 557 C Changing the name of a monitor resource, 589 Changing the screen layout, 30 Checking alerts, 23, 25, 56, 307 Checking the cluster status, 23, 25, 51 Checking the mirror break status from the WebManager, 788 Checking the mirror break status with a command, 783 Checking the mirror recovery progress from the WebManager, 789 Checking the mirror recovery progress with a command, 784 Checking the status of each object, 23, 25, 31 Checking the status of individual server in the WebManager list view, 54 Checking the status of the whole monitor in the WebManager list view, 55 Checking the version information, 117 CIFS monitor resource, 831 CIFS resource, 829 Cluster properties, 118 Cluster shutdown, 76 cluster shutdown reboot, 76 Collecting information at emergency OS shutdown, 266 Collecting logs, 199, 261 Collecting logs by specifying a type, 264 Collecting logs by using the WebManager, 27 colors of the icons, 32 COM I/F tab, 157 COM network partition resolution resources, 724 Communication ports, 746 Configuration and range of NIC link up/down monitoring, 618 Configuring the settings to temporarily prevent execution of failover, 749 Connecting mirror disks manually, 780 Consideration for using the Builder, 97 Considerations for service resources, 500 Controlling monitor resources, 199, 309 Controlling path, 521 CPU frequency control, 319 Creating a cluster, 110, 111, 199, 267 Creating a new cluster, 108 Custom monitor resource, 836 D DB2 monitor resource, 832 Delay warning of monitor resources, 581 Delay Warning tab, 136 Dependencies of disk resource, 495 Dependencies of floating IP resource, 435 Dependencies of mirror disk resource, 443 Dependencies of registry synchronization resources, 459 Dependencies of script resources, 466 Dependencies of service resources, 499 Dependencies of virtual computer name resources, 509 Dependencies of virtual IP resources, 519 Dependencies of VxVM related resources, 505 Detailed info in activating and deactivating group resources, 821 Detailed info of monitor resource errors, 831 Details on the Builder screen, 98 Determining virtual IP address, 521 Directory structure of ExpressCluster, 744 Disk filter driver, 818 Disk I/F tab, 159 DISK network partition resolution resources, 726 Disk resource, 825 Disk resources, 495 Disk RW monitor resource, 833 disk RW monitor resources, 598 Disk tab, 137 Disk TUR monitor resource, 849 disk TUR monitor resources, 630, 649 Displaying / changing the server group settings, 424 Displaying a group map, 206 Displaying all cluster configuration data, 246 863
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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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When you click the icon of the serv
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Limitations of the WebManager Secti
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Error Detected disk error while rec
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Chapter 2 Functions of the Integrat
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Chapter 3 Function of the Builder O
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Chapter 4 ExpressCluster command re
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Return Value --grp [group_name] Sec
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Examples of executing the command t
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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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Chapter 6 Group resource details Th
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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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Public LAN (Also used for interconn
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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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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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Module Type Chapter 13 Error messag
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Page 812 and 813: Module Type Chapter 13 Error messag
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Page 859: Appendix This section covers: • A
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Page 868: Appendix B Index Settings of the PI
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