"Fossies" - the Fresh Open Source Software Archive  

Source code changes of the file "doc/08-advanced-topics.md" between
icinga2-2.11.5.tar.gz and icinga2-2.12.0.tar.gz

About: Icinga 2 is an enterprise grade monitoring system which keeps watch over networks and any conceivable network resource.

08-advanced-topics.md  (icinga2-2.11.5):08-advanced-topics.md  (icinga2-2.12.0)
skipping to change at line 417 skipping to change at line 417
``` ```
(last check result time + check interval) > current time (last check result time + check interval) > current time
``` ```
> **Tip** > **Tip**
> >
> The [process-check-result](12-icinga2-api.md#icinga2-api-actions-process-check -result) REST API > The [process-check-result](12-icinga2-api.md#icinga2-api-actions-process-check -result) REST API
> action allows to overrule the pre-defined check interval with a specified TTL in Icinga 2 v2.9+. > action allows to overrule the pre-defined check interval with a specified TTL in Icinga 2 v2.9+.
If the freshness checks fail, Icinga 2 will execute the defined check command. If the freshness checks fail, Icinga 2 will execute the defined check command un less active checks are disabled.
Best practice is to define a [dummy](10-icinga-template-library.md#itl-dummy) `c heck_command` which gets Best practice is to define a [dummy](10-icinga-template-library.md#itl-dummy) `c heck_command` which gets
executed when freshness checks fail. executed when freshness checks fail.
``` ```
apply Service "external-check" { apply Service "external-check" {
check_command = "dummy" check_command = "dummy"
check_interval = 1m check_interval = 1m
/* Set the state to UNKNOWN (3) if freshness checks fail. */ /* Set the state to UNKNOWN (3) if freshness checks fail. */
 End of changes. 1 change blocks. 
1 lines changed or deleted 1 lines changed or added

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