Merge branch 'master' of github.com:grafana/grafana

7ce33c31 · Torkel Ödegaard · b9cfb19a · 3ea66ebe · 7ce33c31
Commit 7ce33c31 authored Nov 17, 2016 by Torkel Ödegaard
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pkg/services/alerting/scheduler.go
+3 -0

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--- a/pkg/services/alerting/scheduler.go
+++ b/pkg/services/alerting/scheduler.go
@@ -39,6 +39,9 @@ func (s *SchedulerImpl) Update(rules []*Rule) {

 		offset := ((rule.Frequency * 1000) / int64(len(rules))) * int64(i)
 		job.Offset = int64(math.Floor(float64(offset) / 1000))
+		if job.Offset == 0 { //zero offset causes division with 0 panics.
+			job.Offset = 1
+		}
 		jobs[rule.Id] = job
 	}