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Overview

 

This plugin retrieves the size of the Run Queue from the specified host(s).

Plugin Details

Plug-In Files

com.compuware.plugins.runqueuemonitor_1.1.0.jar

Author

Joe Hoffman

dynaTrace Versions

5.5+

License

dynaTrace BSD

Support

Not Supported

Release History

Dec 19, 2013. v1.0.2 - Initial Release
Dec 29, 2014. v1.1.0 - More flexible to different  vmstat formats. Upgraded to latest SSH libraries. Added additional debugging messaging

 

Provided Measures

Measure

Description

QueueSizeInteger value representing the runqueue size at the moment of execution of the plugin

Screenshot of the measures screen

Configuration

The following properties need to be defined when setting up this monitor

Property NameTypeDefault ValueNotes

Host

String

localhost

hostname or IP address
Username

String

 

Username to be used to authenticate into the specified host where the Runqueue query is to be performed.
PasswordString Password to be used to authenticate into the specified host where the RunQueue query is to be performed

Screenshot of the Configuration page

Usage Example

This plugin can be useful for tracking the runqueue size as well as by using dynaTrace Alerting, be proactively notified when the RunQueue exceeds a desired threshold.  Simply add this measure to a chart and observe the value over time.

Installation

Import the Plugin into the dynaTrace Server via the dynaTrace Server Settings menu -> Plugins -> Install Plugin. For details how to do this please refer to the dynaTrace documentation:

 

Debugging

Increase logging level to get additional INFO level messages in the log file.  Remember: Log file is located in the log/collector/ directory of the collector where you configure to run the plugin.