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Discover new versions

Update your Helm repository to fetch the latest available chart versions:
Example output:
List available versions of the collector manager chart:
Example output:

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Upgrade collector manager

Upgrade to a specific version while preserving existing configuration values:
Example output:

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Command breakdown

  • plerion-collector-manager: Name of the existing Helm release.
  • plerion/collector-manager: Chart to upgrade.
  • --reuse-values: Retain existing configuration during upgrade.
  • --version [version]: Replace with the desired version.

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Rollback

Rolling back reverts to a previous, stable release if an upgrade causes issues.

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When to rollback

  • Unforeseen issues: Updated release introduces errors or instability.
  • Compatibility concerns: New version conflicts with other components.
  • Emergency recovery: Critical issues disrupt the system.

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Rollback

Rolling back reverts to a previous, stable release if an upgrade causes issues.

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When to rollback

  • Unforeseen issues: Updated release introduces errors or instability.
  • Compatibility concerns: New version conflicts with other components.
  • Emergency recovery: Critical issues disrupt the system.

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Steps to rollback

1

Check release history

Identify the revision you want to roll back to:
Example output:
Note the revision number you want to roll back to.
2

Roll back to a previous revision

Run the following command, replacing <REVISION_NUMBER> with the revision identified above:
Example:
Example output:
3

Verify rollback

After the rollback, confirm that the collector manager pods are running in a stable state:
Example output:

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Troubleshooting

If rollback fails or issues persist, check Helm release status:
Review the output for detailed errors and next steps.