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Diffstat (limited to 'doc/smokeping_upgrade.pod')
-rw-r--r-- | doc/smokeping_upgrade.pod | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/smokeping_upgrade.pod b/doc/smokeping_upgrade.pod index 853c2ca..ee9ebb7 100644 --- a/doc/smokeping_upgrade.pod +++ b/doc/smokeping_upgrade.pod @@ -23,6 +23,19 @@ An official list of changes with each release can be found in the CHANGES file in the Smokeping distribution. This document tries to complement that with upgrading instructions etc. +=head1 2.0 to 2.1 + +=head2 Edge-triggered alerts + +The alert notifications can now optionally be sent only when the state of +the alert changes. This means that only the first match of the alert +generates a notification, subsequent matches don't. When the alert is +cleared, ie. there's no match anymore, another notification is sent. + +This behaviour is enabled by the C<edgetrigger> variable in the C<Alerts> +section. The old behaviour (which sends a notification on each match) +is the default. + =head1 1.40 to 2.0 The biggest change with the 2.0 release is that the configuration file |