About
PyMunin Multigraph Munin Plugin for monitoring Varnish Cache Web Application Accelerator.
The plugin must be run with a user with sufficient privileges to execute varnishstat utility.
| Multigraph Plugin: | Yes |
| Multi-instance Plugin: | Yes |
Graphs
The plugin implements the following graphs:
-
varnish_requests
-
varnish_hits
-
varnish_client_conn
-
varnish_backend_conn
-
varnish_traffic
-
varnish_workers
-
varnish_work_queue
-
varnish_memory
-
varnish_expire_purge
Configuration
Configuration variables are passed to the Munin Plugins using environment variables. The environment variables for plugins are usually set in the plugin configuration files in the folder: /etc/munin/plugin-conf.d
The configuration variables implemented by the plugin are listed in the following table:
| Variable | Description |
|---|---|
| instance | Name of the Varnish Cache instance. (Defaults to hostname.) |
| include_graphs | Comma separated list of enabled graphs. (All graphs enabled by default.) |
| exclude_graphs | Comma separated list of disabled graphs. |
Additionally the following configuration variables are implemented by the plugin for Multi Instance support:
| Variable | Description |
|---|---|
| instance_name | Name of instance. |
| instance_label | Graph title label for instance. (Default is the same as instance name.) |
| instance_label_format |
Controls how the instance label will be added to the graph title:
|
Credits
Varnish Cache Plugin ( varnishstats ) has been developed by Ali Onur Uyar ([aouyar @ GitHub] (https://github.com/aouyar)).
License
Varnish Cache Plugin ( varnishstats ) is copyrighted free software made available under the terms of the GPL License Version 3 or later.
See the file COPYING that acompanies the code for full licensing information.