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Skip pods marked for deletion #485

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merged 1 commit into from
Jul 17, 2024

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mlguerrero12
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In cases where the amount of ips is limited, pods affected by a node shutdown remain in Terminating state and do not release their allocations. Deployments are not able to create pods in healthy nodes due to the lack of ips. These changes force the ip reconciler to skip pods marked as deletion by a Taint Manager. The toleration node.kubernetes.io/unreachable is expected to trigger this. However, it is safe if other tolerations with NoExecute also trigger the cleaning up.

In cases where the amount of ips is limited, pods affected by
a node shutdown remain in Terminating state and do not release
their allocations. Deployments are not able to create pods in
healthy nodes due to the lack of ips. These changes force the
ip reconciler to skip pods marked as deletion by a Taint Manager.
The toleration node.kubernetes.io/unreachable is expected to trigger
this. However, it is safe if other tolerations with NoExecute also
trigger the cleaning up.

Signed-off-by: Marcelo Guerrero <marguerr@redhat.com>
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Pull Request Test Coverage Report for Build 9855678107

Details

  • 4 of 9 (44.44%) changed or added relevant lines in 1 file are covered.
  • No unchanged relevant lines lost coverage.
  • Overall coverage decreased (-0.2%) to 71.783%

Changes Missing Coverage Covered Lines Changed/Added Lines %
pkg/reconciler/wrappedPod.go 4 9 44.44%
Totals Coverage Status
Change from base Build 9746321392: -0.2%
Covered Lines: 1127
Relevant Lines: 1570

💛 - Coveralls

@mlguerrero12 mlguerrero12 changed the title WIP Skip pods marked for deletion Skip pods marked for deletion Jul 10, 2024
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@dougbtv dougbtv left a comment

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LGTM! Seems totally reasonable and really lightweight approach to do it, nicely done.

@mlguerrero12 mlguerrero12 merged commit 8c38117 into k8snetworkplumbingwg:master Jul 17, 2024
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3 participants