5 Additional configuration and administration tasks

33

Manually adjusting CPU resources

33

Manually adjusting memory resources

34

Setting aside space for historical data

34

Setting cache size for historical configuration data

35

Backing up the HP Matrix Operating Environment database

35

Tips for backup and restore

35

Setting database recovery model

35

Creating a database maintenance plan

35

Setting gWLM properties

36

CMS properties

36

Agent properties

38

Communications ports

40

Controlling gWLM’s startup behavior

40

Automatic restart of gWLM’s managed nodes in SRDs (high availability)

41

How the automatic restart works

42

Related events

42

“Node Failed to Rejoin SRD on Start-up” event

43

“SRD Communication Issue” and “SRD Reformed with Partial Set of Nodes” events

43

Manually clearing an SRD

43

Clearing an SRD of A.02.50.00.04 (or later) agents

43

Clearing an SRD of agents of any version

43

Nesting partitions

45

Changing the gWLM resource allocation interval

46

Changing the interval in HP System Insight Manager

46

Changing the interval on the command line

46

Using gWLM with Hyper-Threading

46

Using gWLM with hosts on multiple LANs

47

Creating “Golden Images”

48

Multiple network interface cards

48

Incorrectly configured host name or IP address

49

Unable to create new native thread

50

Enabling or disabling dumping core for gWLM

50

6 Support and other resources

52

Information to collect before contacting HP

52

How to contact HP

52

Security bulletin and alert policy for non-HP owned software components

52

Subscription service

52

Registering for software technical support and update service

53

How to use your software technical support and update service

53

HP authorized resellers

53

Related information

53

Typographic conventions

53

7 Documentation feedback

55

A Compatibility with agents

56

B Global Workload Manager known issues

57

Limitations

57

Incorrect workload name for NONVM workload

57

SRD size error message displayed when creating SRDs

57

Management of migrated VMs or vPars not supported

57

Unpredictable management when removing GiCAP group members

57

Localization behaviors

57

Unable to manage partitions with inactive cells or deconfigured cores

58

4Contents

Page 4
Image 4
HP UX 11i Workload Management (gWLM/WLM) Software manual Additional configuration and administration tasks

UX 11i Workload Management (gWLM/WLM) Software specifications

HP-UX 11i Workload Management (gWLM/WLM) software is an integral component of HP's premier UNIX operating system, designed to enhance system performance and resource management across diverse workloads. This advanced tool allows system administrators to monitor, control, and allocate resources effectively to achieve optimal performance, reliability, and service levels in enterprise environments.

One of the main features of gWLM/WLM is its ability to classify workloads and manage them according to specific policies set by the administrator. By using service level objectives (SLOs), administrators can define the performance criteria for various applications and workloads. gWLM continuously tracks these workloads, ensuring that they adhere to the defined SLOs, thus maintaining a high level of application performance.

The software employs resource pools, which segment resources such as CPU, memory, and I/O bandwidth among different workloads based on predefined priorities. This capability ensures that critical applications receive the resources they require, even during peak usage periods, thereby preventing resource starvation that could lead to system slowdowns or crashes.

Another significant characteristic of gWLM/WLM is its real-time monitoring and reporting capabilities. The software provides detailed insights into resource utilization, workload performance, and system health. Administrators can access this information through a user-friendly interface, allowing for informed decision-making and proactive management.

Integration with HP Serviceguard adds another layer of functionality, enabling high availability for critical applications. gWLM can orchestrate workload migration to ensure that service levels are maintained, even in the event of hardware failures or resource contention.

The technology behind gWLM/WLM is built on advanced algorithms that leverage historical data and predictive modeling to optimize resource allocation dynamically. This means that as workloads change, the system can automatically adjust resource distribution to meet performance targets without the need for constant manual intervention.

gWLM also supports integration with various enterprise management tools, enabling administrators to implement comprehensive monitoring and management strategies across the IT infrastructure. The scalability of gWLM allows organizations of all sizes to benefit from its robust workload management features, ensuring that they can adapt to changing demands in their operational environments.

In summary, HP-UX 11i Workload Management software offers a sophisticated solution for optimizing resource utilization, managing workloads effectively, and maintaining high performance in complex enterprise environments. Its comprehensive features and technologies make it an essential tool for any organization seeking to enhance their IT operations.