mmcount — rsyslog 8.37.0 documentation

# mmcount

Module Name: | mmcount
Author: | Bala.FA <barumuga@redhat.com>
Available since: | 7.5.0

Status:Non project-supported module - contact author or rsyslog mailing list for questions

## Purpose

Message modification plugin which counts messages.

This module provides the capability to count log messages by severity or json property of given app-name. The count value is added into the log message as json property named ‘mmcount’.

## Examples

Example usage of the module in the configuration file.

    module(load="mmcount")

    # count each severity of appname gluster
    action(type="mmcount" appname="gluster")

    # count each value of gf_code of appname gluster
    action(type="mmcount" appname="glusterd" key="!gf_code")

    # count value 9999 of gf_code of appname gluster
    action(type="mmcount" appname="glusterfsd" key="!gf_code" value="9999")

    # send email for every 50th mmcount
    if $app-name == 'glusterfsd' and $!mmcount <> 0 and $!mmcount % 50 == 0 then {
       $ActionMailSMTPServer smtp.example.com
       $ActionMailFrom rsyslog@example.com
       $ActionMailTo glusteradmin@example.com
       $template mailSubject,"50th message of gf_code=9999 on %hostname%"
       $template mailBody,"RSYSLOG Alert\r\nmsg='%msg%'"
       $ActionMailSubject mailSubject
       $ActionExecOnlyOnceEveryInterval 30
       :ommail:;RSYSLOG_SyslogProtocol23Format
    }

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