I

Importing

Configuration information, 21

Integration

CLI, 6

with cluster software, 6

IsAlivePollInterval

Description, 25

L

Live migration, 40, 43 LogDir

description, 49 LogLevel

description, 49

UCF requirement, 34 LooksAlivePollInterval

Description, 25

M

Microsoft Management Console, 24

Mirrored disks

Automated redirection, 7

N

New and changed information, 78

P

PendingTimeout Description, 25

Post-execution programs, 67 Return codes, 68

PostExecCheck description, 52

PostExecScript description, 52

Pre-execution programs, 67 Return codes, 68

PreExecScript description, 52

Processes and components 3PAR Cluster Extension, 10

R

RCVolumeGroupA description, 52 RCVolumeGroupB description, 52

Related documentation, 78 Remote management, 24

HP 3PAR Cluster Extension resources, 42 Resource properties

using CLI, 33 using GUI, 27

using Microsoft Failover PowerShell Cmdlets, 34 using MMC, 33

using UCF, 34 Resources

Bringing online, 39

Deleting resource, 40 Taking offline, 40

Response to resource failure Description, 25

RestartAction Description, 25

RestartPeriod Description, 25

RestartThreshold Description, 25

RESYNCWAIT value description, 51 ResyncWaitTimeout description, 53

Return codes Post-execution, 68 Pre-execution, 68

S

Sample user configuration file, 53 StatusRefreshInterval

description, 53

UCF requirement, 34 Storage systems

Configurations, 8

Consolidated volume group site configuration, 10 one-to-one configuration, 9

Symbols in text, 79

Synchronous replication mode, 12

T

Technical support HP, 78

Service locator website, 78 Text symbols, 79

Thorough Resource Health Check Interval Description, 25

Timing considerations, 41 Troubleshooting, 69

3PAR Cluster Extension logs, 70

3PAR Storage System log or sysmgr log, 71 Error return codes, 71

Log facility, 69 Log files, 72 Logs, 69 Start errors, 72

Typographic conventions, 79

U

UseNonCurrentDataOK description, 53

User configuration file, 12, 47 Creating, 57

V

Volume groups, 11

W

Websites

82 Index

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Image 82
HP Cluster Software manual Index

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.