From 1ce134cc6f6ecfc425a5d5b5a72a76bcfa6aa014 Mon Sep 17 00:00:00 2001 From: Daniel Lee Date: Thu, 3 Aug 2017 15:36:26 +0200 Subject: [PATCH] docs: fixes #8972. Note on clustering and alerting. --- docs/sources/alerting/rules.md | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/docs/sources/alerting/rules.md b/docs/sources/alerting/rules.md index c4a3a012c46..e1db65e8148 100644 --- a/docs/sources/alerting/rules.md +++ b/docs/sources/alerting/rules.md @@ -32,9 +32,7 @@ of core Grafana. Only some data soures are supported right now. They include `Gr ### Clustering -We have not implemented clustering yet. So if you run multiple instances of grafana-server -you have to make sure [execute_alerts]({{< relref "installation/configuration.md#alerting" >}}) -is true on only one instance or otherwise you will get duplicated notifications. +Currently alerting supports a limited form of high availability. Since v4.2.0 of Grafana, alert notifications are deduped when running multiple servers. This means all alerts are executed on every server but no duplicate alert notifications are sent due to the deduping logic. Proper load balancing of alerts will be introduced in the future.