Use ScheduleAnyway for zone to be safe

In the case of a full AZ outage we won't be able to schedule new pods otherwise
PostHog · Oct 30, 2023 · e47de33 · e47de33
1 parent 5ae2946
commit e47de33
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diff --git a/charts/posthog/templates/_snippet-topologySpreadConstraints.tpl b/charts/posthog/templates/_snippet-topologySpreadConstraints.tpl
@@ -22,9 +22,8 @@ matchLabelKeys:
 {{- if (.Values.includeDefaultTopologySpreadConstraints | default false) }}
 topologySpreadConstraints:
 - maxSkew: 1
-  minDomains: 3
   topologyKey: topology.kubernetes.io/zone
-  whenUnsatisfiable: DoNotSchedule
+  whenUnsatisfiable: ScheduleAnyway
   nodeTaintsPolicy: Honor
   {{- include "_snippet-selectors" . | nindent 2 }}
 - maxSkew: 3

diff --git a/charts/posthog/tests/_topologySpreadConstraints.yaml b/charts/posthog/tests/_topologySpreadConstraints.yaml
@@ -37,7 +37,7 @@ tests:
           value: 1
       - equal:
           path: spec.template.spec.topologySpreadConstraints[0].whenUnsatisfiable
-          value: DoNotSchedule
+          value: ScheduleAnyway
       - equal:
           path: spec.template.spec.topologySpreadConstraints[1].topologyKey
           value: kubernetes.io/hostname