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Cherry-pick #3429 onto the 1.19 release - Use FitsAnyNode in binpacking #4027

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marwanad
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This cherry-picks #3429 onto the 1.19 release

This means that PreFilters are run once per pod in binpacking
instead of #pods*#nodes times. This makes a huge performance
difference in very large clusters.
@k8s-ci-robot k8s-ci-robot added the cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. label Apr 22, 2021
@k8s-ci-robot k8s-ci-robot added the size/S Denotes a PR that changes 10-29 lines, ignoring generated files. label Apr 22, 2021
@marwanad marwanad changed the title Cherry-pick #3429 onto the 1.19 release Cherry-pick #3429 onto the 1.19 release - Use FitsAnyNode in binpacking Apr 22, 2021
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/lgtm
/approve

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label May 17, 2021
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: marwanad, mwielgus

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@k8s-ci-robot k8s-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label May 17, 2021
@k8s-ci-robot k8s-ci-robot merged commit cacfb80 into kubernetes:cluster-autoscaler-release-1.19 May 17, 2021
@marwanad marwanad deleted the cherry-pick-fits-any-1.19 branch June 3, 2021 17:21
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5 participants