# immark: Mark Message Input Module

Module Name: | immark
Author: | Rainer Gerhards <rgerhards@adiscon.com>

## Purpose

This module provides the ability to inject periodic “mark” messages to the input of rsyslog. This is useful to allow for verification that the logging system is functioning.

## Configuration Parameters

Note

Parameter names are case-insensitive.

### Module Parameters

#### interval

type | default | max | mandatory | `obsolete legacy` directive
--- | --- | --- | --- | ---
integer | 1200 |  | no | `$MarkMessagePeriod`

Specifies the mark message injection interval in seconds.

See also

The Action Parameter `action.writeAllMarkMessages` in Actions.

See also

Help with configuring/using `Rsyslog`:

- Mailing list - best route for general questions

- GitHub: rsyslog source project - detailed questions, reporting issues that are believed to be bugs with `Rsyslog`

- Stack Exchange (View, Ask) - experimental support from rsyslog community

See also

Contributing to `Rsyslog`:

- Source project: rsyslog project README.

- Documentation: rsyslog-doc project README

Copyright 2008-2020 Rainer Gerhards (Großrinderfeld), and Others.