Forkrate plugin

This plugin

 tracks the fork rate on your server by polling /proc/stat.

On a busy production box you can expect a rate ranging from 1 to 10 per sec, if there is a rate approaching 100/sec then your server is experiencing issues.

Prerequisites

Meter version 4.2 or later must be installed.

The Forkrate plugin supports the following Operating System.

Linux

✅️

Plugin Setup

  1. Verify that you are able to get output.

    $ cat /proc/stat

  2. This plugin will not work if there is no output.

To install the plugin

  1. From the top right of the screen, perform one of the following actions:
    • Click Settings > Data Collection, select the TrueSight meter, and select the Sources tab.
    • Click Settings > Configure Sources.
  2. Use the search box or scroll through the page to find the source system which has the TrueSight meter on which you want to install the plugin.
  3. Click the name of the source to view source details.
  4. Select the Plugins tab.
  5. Use the search box or scroll through the page to find the plugin you want to install.

  6. Click + Install to start the installation.

    Refer to the following sections for the configuration details required to collect data and view the list of plugin metrics.

Configuration details

Field Name

Description

Poll Interval

How often should poll /proc/stat (in milliseconds)

Advanced configuration

To customize this plugin, see Forkrate plugin on GitHub.

Plugin metrics

Metric Name

Description

Fork Rate / sec

the rate at which processes are growing

 

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