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[enterprise-4.18] OSDOCS#16983: Added overrideReplicas to CertManager CR #102340

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Nov 12, 2025
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[enterprise-4.18] OSDOCS#16983: Added overrideReplicas to CertManager CR #102340

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12 changes: 12 additions & 0 deletions modules/cert-manager-explanation-of-certmanager-cr-fields.adoc
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,18 @@ The following table lists the common fields that you can configure in the `spec.
|`dict`
|You can override the supported environment variables for the cert-manager controller. This field is only supported for the cert-manager controller component.

|`overrideReplicas`
|`int`
|You can configure the replicas for the cert-manager components. The default value is `1`. For production environments, the following replica counts are recommended:

* controller: 2

* cainjector: 2

* webhook: At least 3.

For more information, see link:https://cert-manager.io/docs/installation/best-practice/#high-availability[High Availability].

|`overrideResources`
|`object`
|You can configure the CPU and memory limits for the cert-manager components.
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6 changes: 6 additions & 0 deletions security/cert_manager_operator/cert-manager-customizing-api-fields.adoc
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Expand Up @@ -42,6 +42,8 @@ spec:
operator: "Equal"
value: "value1"
effect: "NoSchedule"
overrideReplicas: 2
#...

webhookConfig:
overrideArgs:
Expand All @@ -50,13 +52,17 @@ spec:
#...
overrideScheduling:
#...
overrideReplicas:
#...

cainjectorConfig:
overrideArgs:
#...
overrideResources:
#...
overrideScheduling:
#...
overrideReplicas:
#...
----

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