Check manual page of postfix_mailq

postfix_mailq

Author: Lars Michelsen

License: GPL

Distribution: official part of Check_MK

Supported Agents: Linux

This check uses the output of mailq as sent by the linux agent of Check_MK. The command lists all mails which wait in the mail queue of postfix. The check analyzes the summary line at the bottom of the output.

This check creates one service per host which represents the state of the servers mailqueue.

The check will result in WARNING/CRITICAL states when the number of items in the queue reach the defined thresholds.

Check parameters

Parameter	Type	Description
warning	int	Queues with more than this value will result in a WARNING state
critical	int	Number of messages in the queue to result in a CRITICAL stat

Performance data

Two variables: the number of messages in length and the size of the messages in the queue in bytes.

Inventory

On each system which provides the mailq command one service is being created.

Configuration variables

Variable	Type	Description
postfix_mailq_default_levels	int, int	The global default levels for all checks of this type. This is preset to (10, 20) (which means that the check gets critical if there are more than 20 messages in the queue).

Examples

# At 16 mails in the queue the check will result in a WARNING state
# With 30 mails a CRITICAL state will be raised
postfix_mailq_default_levels = (15, 30)