HP Enterprise Volume Manager Software manual EVM Configuration screen for save and reload

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Configuring the EVM Network

Figure 5–4: EVM Configuration screen for save and reload

4.Click the Save button.

The EVM job files are Saved—copied from the Management Appliance to the chosen host computer.

5.Click Exit.

Following a reload:

Notice that the job status for all EVM jobs is set to “idle” and that the job validity is set to “unknown.” These indications mean that all EVM jobs are in an unknown state and must be revalidated before they can be used.

When a saved EVM configuration is reloaded, the job state information is lost. The job state defines the current operational status of the job (idle, running, complete, undo complete, and so on). If state information is lost, the ability to undo a complete or partially complete job is lost. If this occurs, manually remove all mounted BCVs and modify the storage configuration to return this configuration to its original state.

In most cases, storage resources used by EVM can be identified by the container names. Any container created or modified by EVM uses a name of the type C!yyyyy!C, where “yyyyy” is any number from 0 to 99999. EVM uses this special naming convention for all resources that EVM creates or modifies.

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Enterprise Volume Manager (Multi-OS) Network Administration Guide

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Contents Hp StorageWorks Hewlett-Packard Company, 2002. All rights reserved Contents Configuring the EVM Network Updating an EVM NetworkContents Troubleshooting Starting EVM and Controlling AccessEVM Jobs and Job Management Adding or Removing a Host Computer Removing an EVM Network Migration Planning EVM Network Planning Worksheets Glossary IndexTables About this Guide AudienceSymbols in Text Related DocumentationTypographical Conventions Typography Element ConventionGetting Help HP Authorized ResellerHP Technical Support HP WebsitePage EVM Version 2.0D Changes New EVM FeaturesEVM Version 2.0D Software EVM Software EVM V2.0D Software KitEVM V2.0D Update Software Shows the history of EVM 2.0X Update releases EVM Release HistoryEVM Version 2.0D Software Page What Is EVM? Introduction to EVMWhat the Management Appliance Does What the EVM Server Does What an EVM Host Agent DoesPage Licenses Planning a New EVM NetworkDetermining the Purpose of the EVM Network Storage Systems Planning EVM Host LicensesVCS Snapshot Licenses HSG-based Storage SystemsEVM Server Planning HSV-based Storage SystemsManagement Appliance and OSM HSG and HSV Element ManagersHSG or HSV Solution Software EVM Host Computer PlanningHost Operating System, FCA/HBA and LAN Secure PathSample Worksheets Sample Worksheet EVM Server and Management ApplianceSample Worksheet EVM Host Computers HBAACS VCS Page Determining the Purpose of the Update Updating an EVM NetworkOverview of Update Steps License UpdatesStorage Systems Updates Storage Systems Update OverviewEVM Server Update EVM Server Update OverviewEVM Hosts Update Overview EVM Host Computer UpdatesEVM Server Update IBM AIX Update HP-UX UpdateHP Tru64 Unix Update Sample Update Worksheet EVM Server and Management Appliance Sun Solaris UpdateWindows 2000/NT Update Sample Update Worksheet EVM Host Computers SUBSYS05 HSG Page Configuring the EVM Network Storage System Requirements and Support EVM Network Configuration RulesEVM Network Configuration Rules Component Required Remarks HSG-based Storage Systems Component Required Remarks Component Supported RemarksHSV-based Storage Systems Component Required Remarks EVM Server Requirements and SupportHSG Snapshot Replication Component Required Remarks EVM Server Component Requirements Required Remarks EVM Host Computer Requirements and SupportHP-UX Requirements and Support HP Tru64 Unix Requirements and Support HP-UX Host Computers Component Required RemarksIBM AIX Requirements and Support HP Tru64 Unix Host Computers Component Required RemarksSun Solaris Requirements and Support IBM AIX Host Computers Component Required RemarksSun Solaris Host Computers Component Required Remarks Windows 2000 Requirements and Support Sun Solaris Host Computers Component Supported Remarks10 Windows 2000 Host Computers Component Required Remarks Ntfs LVMWindows NT Requirements and Support 11 Windows NT Host Computers Component Required RemarksBrowsing Computer Requirements JRESelecting a Supported EVM-SAN Configuration Recommended Browser and JREBrowsing from HP-UX Computers Example 1 EVM Host Agent on One Host ComputerEVM-SAN configuration with one host computer Example 2 EVM on Multiple Host ComputersHP Tru64 Unix Cluster SupportExample 3 EVM on Multiple Hosts for High Availability Sun Solaris WindowsWindows NT Minimum EVM 2.0D Network Requirements Multiple Storage System Support Node Visibility to the Management ApplianceStorage System Limitation Available Storage Systems Storage System Refresh IntervalElement Manager Requirements Detect Storage PropertiesManagement Appliance Service Resynchronization Fault Tolerance and Disaster Recovery Using EVM in a DRM ConfigurationUsing the Save Configuration Feature HSG Container Name LimitationsUsing the Reload Configuration Feature Save ProcedureEVM Configuration screen for save and reload Configuring the EVM Network Page Troubleshooting EVM LogsEVM Job Logs EVM Switchboard LogsEVM Server Logs Unable to Browse to the Management Appliance Limitations and Known IssuesHost Agent Configuration Logs JRE Plug-in Problems on Browsing Computers Browsing LimitationsWindows 2000/NT Browsing Computers Sun Solaris Browsing Computers Changing Storage Configurations While Jobs Are RunningReplacing or Renaming a Management Appliance Minute Spawn Process Timeout EVM Host Agent Connectivity TroubleshootingEVM GUI Takes a Long Time to Load Accuracy of Step-Percent-Complete BarEVM Host Agent Computer Does Not Display Volume Information EVM Host Agent Computer Not on ResourcesSnapshot Requirements and Limitations HSG-based Storage System Snapshot RequirementsHSG-based Storage System Snapshot Limitations HSV-based Storage System Snapshot RequirementsTroubleshooting Automatic Starting of the EVM Service or Daemon Starting EVM and Controlling AccessStarting the EVM Service or Daemon Unix Procedure Manually Stopping and Restarting the EVM Service or DaemonWindows Procedure Keeping the EVM Server Running For HP Tru64 UnixKeeping EVM Host Agents Running Establishing Password ControlLogging In as Administrator Establishing Account Passwords Account Login formUnder Account Administrator Browsing to EVM Starting a Web BrowserBrowsing Limitations Browsing to the EVM Network Management Appliance name and port number format Device Home Page splash page for the Management Appliance Navigating to the OSM Enterprise Volume Manager option Browsing to the EVM HomeVerifying EVM Network Version on a Management Appliance EVM Launch Page sampleObtaining the Required Web Browser Plug-In Browsing display requesting required JRE Java 2 plug-inInstalling the JRE Java 2 plug-in display Page EVM Minimum Requirements for Volume Groups Volume Group and Domain Configurations Supported and Unsupported Volume Groups and DomainsDomain Best Practices for HP Tru64 Unix Volume Group Best Practices for IBM AIXVolume Group Best Practices for HP-UX Current Mapfile Requirement for HP-UX Volume Groups Creating and Updating a Mapfile for HP-UX Volume GroupsCommand Options Menu-driven ProcedurePage Command-line Procedure with a List of Volume Groups Command-line Procedure Specifying All Volume GroupsEVM Limitations for HP Tru64 Unix Domains Volume Groups and Windows 2000 Dynamic DisksEVM Limitations for HP-UX Logical Volume Manager EVM Limitations for IBM AIX Logical Volume Manager Page EVM Job Templates and Examples EVM Jobs and Job ManagementEVM Jobs Volume and Unit Commands Windows Clone ExampleClone Volume Operation Unix Clone ExampleClone Operations Clone Unit OperationNormalize Volume Operation Split Volume OperationSuspend Operation Split Unit OperationMount Volume Operation Unix Snapshot Volume ExampleLaunch Operation Windows Snapshot Unit ExampleSnap Unit Operation Snap Volume OperationSnapshot Operations Unix Volume Group Example-No Specific Mount Point or Fileset Using $name Variables Running Multiple Jobs SimultaneouslyJob Naming Conventions Aborting EVM JobsContinuing EVM Jobs Validating EVM JobsEVM Job Operations EVM Job Operations Sheet 1 EVM Operation DescriptionOutput. None EVM Job Operations Sheet 2EVM Operation Description EVM Job Operations Sheet 3 EVM Operation Description EVM Job Operations Sheet 4 DButil Utility CommandsWindows 2000 EVM Jobs with SQL Server Obtaining the DButil Utility Storage AvailabilityPresenting Raw Units Performance Considerations EVM Jobs and Job Management Removing EVM from a Host Computer Adding or Removing a Host ComputerAdding a Computer to an EVM Network Effects of Stopping EVM Activities Impacts on Affected EVM Jobs and Undo JobsPreliminary Removal Steps Page Removing an EVM Network Page Migration Planning EVM Network Migration ConsiderationsPreliminary Migration Steps Running Affected EVM Undo JobsMigration Process Overview Printing EVM Jobs Information for the Old EVM NetworkMigrating EVM Server and EVM Client Computers Re-creating EVM V1.x Jobs as EVM V2.0D Jobs Page Component Version/Name Remarks EVM Network Planning WorksheetsEVM Server and Management Appliance EVM Host Computers Components Host ComputerSoln Secr NameEVM Storage Systems Components Storage System Name Remarks ContlrPage Glossary AgentOpenView SANworksCLI commands ClientClone ContainerDemand allocated snapshot DeviceElement Manager EVM networkJob EVM job Management applianceMount point NodeScheduler ServerStorage system SnapcloneVirtual disk Volume groupVolume Index Index-2 HP-UX Index-4 Index-5 Index-6
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Enterprise Volume Manager Software specifications

HP Enterprise Volume Manager (EVM) Software is a robust solution designed to optimize storage management for enterprise environments. This innovative software addresses the complexities of managing data across diverse storage systems while enhancing performance, scalability, and efficiency.

One of the key features of HP EVM is its ability to centralize storage management. By providing a unified interface, it streamlines administrative tasks, enabling IT teams to manage storage resources from a single console. This centralization not only simplifies operations but also reduces the potential for human error, leading to more reliable data management.

Another significant feature is the software's powerful automation capabilities. HP EVM automates routine tasks such as data provisioning, monitoring, and reporting. This functionality empowers organizations to allocate resources efficiently, respond to changes in demand swiftly, and ensure optimal performance without extensive manual intervention. Automated alerting and reporting mechanisms provide visibility into storage utilization and performance metrics, allowing for proactive management of storage resources.

HP EVM also supports advanced storage technologies like thin provisioning and deduplication, which help maximize storage efficiency. Thin provisioning allows organizations to allocate storage on an as-needed basis, minimizing wastage and ensuring cost-effective utilization. Deduplication, on the other hand, reduces redundant data, freeing up valuable storage space and improving backup and recovery times.

Scalability is another hallmark of HP EVM. The software is designed to grow with an organization's needs, supporting a wide array of storage devices, from traditional disk systems to flash storage. This flexibility ensures that enterprises can adapt to evolving data demands and technological advancements without overhauling existing infrastructure.

Security features integrated into HP EVM are essential for protecting sensitive data. The software supports robust encryption protocols and access controls, ensuring that data remains secure during transitions and while stored across multiple locations. Compliance with industry regulations is facilitated through comprehensive logging and reporting features, enhancing an organization’s ability to maintain regulatory standards.

In conclusion, HP Enterprise Volume Manager Software is a pivotal tool for organizations seeking efficient and effective storage management. With its centralized management capabilities, automation features, support for advanced storage technologies, scalability, and strong security measures, HP EVM stands out as a vital asset that drives operational efficiency and data integrity in today's data-centric enterprises. Investing in HP EVM not only simplifies storage management but also empowers organizations to proactively meet their data challenges.