kubernetes config_error ai_generated true

Error: release name longer than 53 characters

ID: kubernetes/helm-release-name-too-long

Also available as: JSON · Markdown · 中文
95%Fix Rate
90%Confidence
1Evidence
2023-03-20First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
Helm 3.10 active — — —
Helm 3.12 active — — —
Kubernetes 1.25 active — — —

Root Cause

Helm enforces a 53-character limit on release names because they are used as Kubernetes resource names (e.g., ConfigMaps, Secrets) which have a 63-character limit, leaving 10 characters for Helm's suffix.

generic

中文

Helm 对发布名称强制限制为 53 个字符，因为发布名称用作 Kubernetes 资源名称（如 ConfigMap、Secret），这些资源名称限制为 63 个字符，留出 10 个字符给 Helm 的后缀。

Official Documentation

https://helm.sh/docs/topics/advanced/#release-name-limitations

Workarounds

  1. 95% success Shorten the release name to 53 characters or less. For example, rename 'my-very-long-application-release-v2' to 'my-app-v2'. 
    Shorten the release name to 53 characters or less. For example, rename 'my-very-long-application-release-v2' to 'my-app-v2'.
  2. 85% success Use a Helm alias or environment variable to map a long name to a short one: `helm install short-name ./chart --set fullName=my-very-long-application-release-v2`. 
    Use a Helm alias or environment variable to map a long name to a short one: `helm install short-name ./chart --set fullName=my-very-long-application-release-v2`.

中文步骤

  1. Shorten the release name to 53 characters or less. For example, rename 'my-very-long-application-release-v2' to 'my-app-v2'.
  2. Use a Helm alias or environment variable to map a long name to a short one: `helm install short-name ./chart --set fullName=my-very-long-application-release-v2`.

Dead Ends

Common approaches that don't work:

  1. 80% fail

    Adding a random suffix to the release name does not reduce length; it may exceed the limit further.

  2. 90% fail

    Modifying Helm source code to bypass the limit is not portable and breaks compatibility with other Helm installations.