HP Cluster Software manual Adding a HP 3PAR Cluster Extension resource

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1.Use the following command to add arrays:

clx3PARconfig ARRAY /ADD [{NAME=<array network namearray IP address>PWF=<password file path>}] [{NAME=<array network name array IP address>PWF=<password file path>}]...]

2.Use the following command to add the available cluster nodes:

clx3PARconfig SERVER /ADD [NAME=servername] [NAME=servername...]

3.Use the procedures in “Importing and exporting configuration information” (page 21) to copy the configuration information to the other cluster nodes.

Importing and exporting configuration information

The import feature allows you to define the configuration setup using an existing configuration file. The export feature allows you to save a copy of an existing configuration.

Use the import and export features to copy the HP 3PAR Cluster Extension configuration file (clx3PARcfg) from one cluster node to another.

Exporting configuration settings using the GUI

1.Open the configuration tool.

For instructions, see “Starting the HP 3PAR Configuration Tool” (page 16).

2.Click Export.

3.When prompted, choose a save location, enter a file name, and then click Save.

4.Click OK to save and close the configuration tool.

Exporting configuration settings using the CLI

1.Open a command window.

2.Enter clx3PARconfig EXPORT /FILE=filepath, where filepath specifies the save location and file name.

Importing configuration settings using the GUI

1.Open the configuration tool.

2.For instructions, see “Starting the HP 3PAR Configuration Tool” (page 16).

3.Click Import.

4.When prompted, choose the configuration file, and then click Open.

5.Click OK to save and close the configuration tool.

Importing configuration settings using the CLI

1.Open a command window.

2.Enter clx3PARconfig IMPORT /FILE=filepath, where filepath specifies the file location and name.

Adding a HP 3PAR Cluster Extension resource

IMPORTANT: In Failover Cluster Management for Windows Server 2012, the term services and applications for resource groups is changed to roles. In this guide, the term services and applications refers to roles for Windows Server 2012 and services and applications for Windows Server 2008/2008 R2.

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Contents HP 3PAR Cluster Extension Software Administrator Guide Acknowledgments Contents CLI commands and utilities Troubleshooting Support and other resourcesGlossary Index Integration into cluster software Graphical user interface CLI for easy integrationDisaster tolerance through geographical dispersion Metropolitan distance support Automated redirection of mirrored disksSynchronous mode support No server rebootStorage system configurations Fully Automatic Failover and FailbackTo-1 configuration To-1 configurationTo-1 and 1-to-N configurations Processes and componentsHP 3PAR Remote Copy Remote Copy pairs Remote Copy volume groupsCluster setup considerations User configuration filePlanning for HP 3PAR Cluster Extension Force FlagNode Majority with File Share Witness 14 HP 3PAR Cluster Extension features HP 3PAR InForm Management Console or HP 3PAR InForm CLI Configuration tool clx3PARconfig.exeIP network considerations SAN fabric considerationsConfiguring HP 3PAR Cluster Extension Starting the HP 3PAR Configuration ToolIntegrating HP 3PAR Cluster Extension with Msfc Defining the HP 3PAR configuration information using the GUI Configuring HP 3PAR Cluster Extension SystemUser.pwd Defining the HP 3PAR configuration information using the CLI Adding a HP 3PAR Cluster Extension resource Importing and exporting configuration informationExample Adding HP 3PAR Cluster Extension resource using cluster.exeChanging a HP 3PAR Cluster Extension resource name Configuring HP 3PAR Cluster Extension resourcesTIP Setting resource properties and values in the GUI Service or application properties and values Using Failover Cluster Management to set resource properties Make the necessary parameter changes, and then click OK Page Configuring cluster node data center assignments Configuring HP 3PAR storage system Changing Remote Copy volume group settings Selecting a volume groupConfiguring takeover actions Setting HP 3PAR Cluster Extension properties using a UCF Cluster resource clxfileshare /privpropSet-ClusterParameter -Name propertyname -Value valuetoset Adding dependencies on a HP 3PAR Cluster Extension resource Adding dependencies using Failover Cluster ManagementAdding dependencies using the CLI Adding dependencies using the PowerShellCluster resource Disk32b00b /adddependencyclxfileshare Configuration of HP 3PAR CLX for CSV disk on Windows Server Disaster-tolerant configuration example using a file shareFour nodes host1DCA, host2DCA, host3DCB and host4DCB Service or application example Bringing a resource online Managing HP 3PAR Cluster Extension resourcesDisk3PARLUN25 \cluster resource Clxfileshare /ProP RestartAction=0Using Hyper-V Live Migration with HP 3PAR Cluster Extension Taking a resource offlineDeleting a resource Bouncing service or application Creating array password fileTiming considerations for Windows Clustering Msfc Administration System resources LogsHyper-V Live Migration log entries Configuring HP 3PAR Cluster Extension Page Configuring HP 3PAR Cluster Extension Windows Clustering User configuration fileFile structure ProgramFiles%\Hewlett-Packard\Cluster Extension 3PAR\confSpecifying object values Common objectsLogDir Application objectsLogLevel ApplicationDirApplicationStartup Optional Default %HPCLX3PARPATH% valuesClusterNotifyWaitTime ClusterNotifyCheckTimeDCAHosts Required DCBHosts RequiredRCVolumeGroupB Required RCVolumeGroupA RequiredDCA InServStorageSerNum Required DCB InServStorageSerNum RequiredResyncWaitTimeout Optional Sample configuration fileHP3PARCLICommandTimeout StatusRefreshIntervalPage Clx3PARrun CLI commandsConfiguring the HP 3PAR storage system Configuring the CLICreating the HP 3PAR Remote Copy environment Forceflag optionInstalling HP 3PAR InForm Command Line Interface CLI Creating and configuring the user configuration fileTiming considerations Restrictions for customized implementations CSVDiskName String Synopsis\PSAdd-CSVDependencyOnCLX3PAR Outputs\PSAdd-CSVDependencyOnCLX3PAR -CSVDiskName Cluster Disk Related Links \PSAdd-VMDependencyOnCLX3PAR \PSAdd-VMDependencyOnCLX3PAR -CSVDiskName Cluster Disk Total virtual machines in the cluster residing on CSVRelated Links Name \PSGet-VMOnClusterSharedVolumeListForCLX3PAR Pre-execution and post-execution programs Post-execution return codes Pre-execution return codesLog facility LogsCLX cmdlet logs %HPCLX3PARPATH%\log\CLXCmdlet.log ProgramFiles%\Hewlett-Packard\Cluster Extension 3PAR\log\HP 3PAR Cluster Extension logs Error return codes HP 3PAR storage system log or sysmgr logRun showsys Start errors Log filesMsfc log file %windir\cluster\reports\cluster.log Failover error handling Echo rescan diskpart Cannot connect to HP 3PAR storage systemPing storage system network name or IP address Nslookup storage system network nameChange of HP 3PAR storage system IP or password file Host persona settingsNofailwrtonerr settings Cluster Extension Autopass troubleshooting Promote issueHP 3PAR Target arrays not configured with Remote Copy Links Remote Copy and 3PAR Virtual DomainsHP 3PAR Target arrays not configured with Remote Copy Links New and changed information in this edition Contacting HPRelated information WhitepapersDocument conventions Typographic conventionsGlossary Index SymbolsIndex Product manuals
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Cluster Software specifications

HP Cluster Software is a robust solution designed to enhance the reliability, availability, and scalability of computing environments in enterprise settings. This software is instrumental in managing clusters of servers, providing a unified framework that allows for efficient resource management, workload distribution, and high availability.

One of the main features of HP Cluster Software is its ability to deliver high availability through failover mechanisms. In the event of a hardware or software failure, the software automatically shifts workloads from the affected node to a standby node within the cluster, minimizing downtime. This feature is critical for organizations that require continuous access to their data and applications.

Scalability is another significant characteristic of HP Cluster Software. Organizations can easily add or remove nodes from the cluster without disrupting ongoing operations. This flexibility ensures that enterprises can adapt to changing workloads and resource demands efficiently, making it suitable for environments ranging from small businesses to large data centers.

Load balancing is a key technology employed by HP Cluster Software. It intelligently distributes workloads across the available nodes, optimizing resource utilization and ensuring that no single server is overwhelmed. By balancing the load, organizations can achieve better performance and enhance the response times of applications, which are essential for user satisfaction.

HP Cluster Software supports various clustering topologies, including active-active and active-passive configurations. This versatility allows organizations to choose the architecture that best fits their operational requirements. Additionally, the software integrates seamlessly with various HP and third-party hardware and software solutions, thus providing a holistic environment for managing IT resources.

Moreover, HP Cluster Software offers centralized management tools that simplify cluster administration. Administrators can monitor cluster performance, manage workloads, and configure settings all from a single interface. This ease of use reduces the complexity often associated with managing large clusters and empowers IT teams to respond rapidly to issues.

In summary, HP Cluster Software is an essential tool for organizations looking to enhance their IT infrastructure's availability, reliability, and performance. With its failover capabilities, scalability options, load balancing technology, and centralized management features, it stands out as a comprehensive solution for modern computing challenges.
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