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Epic
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Resolution: Unresolved
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Undefined
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None
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Enable autoSizingReserved by default for new OCP clusters
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Product / Portfolio Work
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100% To Do, 0% In Progress, 0% Done
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False
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False
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Not Selected
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OCP/Telco Definition of Done
Epic Template descriptions and documentation.
<--- Cut-n-Paste the entire contents of this description into your new Epic --->
Epic Goal
- Enable the "AutoSizingReserved" field of the "KubeletConfig" object to "true" for all the new OCP cluster installations
Why is this important?
- Enabling this field to true by default would set the optimal system reserved values for the system resources like cpu, memory
Scenarios
- Resources like cpu, memory should be optimally allocated to the system components to avoid the resource starvation which leads to the node failure.
- The AutoSizingReserved feature when enabled, calculates the system-reserved resources based on the installed CPU, memory on each node.
Acceptance Criteria
- CI - MUST be running successfully with tests automated
- Release Technical Enablement - Provide necessary release enablement details and documents.
- ...
Dependencies (internal and external)
- Reviews from MCO team as the code changes would be mainly in machine-config-operator code base (i.e. KubeletConfigController)
- CNV team's help on testing this feature on CNV clusters
Previous Work (Optional):
Open questions::
- …
Done Checklist
- CI - CI is running, tests are automated and merged.
- Release Enablement <link to Feature Enablement Presentation>
- DEV - Upstream code and tests merged: <link to meaningful PR or GitHub Issue>
- DEV - Upstream documentation merged: <link to meaningful PR or GitHub Issue>
- DEV - Downstream build attached to advisory: <link to errata>
- QE - Test plans in Polarion: <link or reference to Polarion>
- QE - Automated tests merged: <link or reference to automated tests>
- DOC - Downstream documentation merged: <link to meaningful PR>
- is related to
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OCPSTRAT-2483 Only for CNV + new cluster starting OCP 4.21 (Enabled autoSizingReserved by default)
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- New
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