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koord-scheduler: NodeNUMAResource only consider allocatable when generating hints#1647

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koordinator-bot[bot] merged 1 commit intokoordinator-sh:mainfrom
eahydra:fix_nodenumaresource_ls_lsr_mixed
Sep 14, 2023
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koord-scheduler: NodeNUMAResource only consider allocatable when generating hints#1647
koordinator-bot[bot] merged 1 commit intokoordinator-sh:mainfrom
eahydra:fix_nodenumaresource_ls_lsr_mixed

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@eahydra
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@eahydra eahydra commented Sep 12, 2023

Ⅰ. Describe what this PR does

The original implementation of GetPodTopologyHints of NodeNUMAResource provides special processing for CPU-binding scenarios, but this is actually problematic. For example, if a node has two NUMA Nodes, the most CPUs on each NUMA Node are allocated by CPUShare Pods. If we create a LSR Pod at this time, TopologyHint will still be generated, although the allocation will fail in the end. So we need to correct this implementation from the beginning.

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

V. Checklist

  • I have written necessary docs and comments
  • I have added necessary unit tests and integration tests
  • All checks passed in make test

@eahydra eahydra added this to the v1.4 milestone Sep 12, 2023
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codecov bot commented Sep 12, 2023

Codecov Report

Patch coverage: 85.71% and project coverage change: -0.03% ⚠️

Comparison is base (0496314) 65.81% compared to head (a2a54e9) 65.78%.

Additional details and impacted files
@@            Coverage Diff             @@
##             main    #1647      +/-   ##
==========================================
- Coverage   65.81%   65.78%   -0.03%     
==========================================
  Files         377      377              
  Lines       39857    39808      -49     
==========================================
- Hits        26232    26188      -44     
+ Misses      11723    11719       -4     
+ Partials     1902     1901       -1     
Flag Coverage Δ
unittests 65.78% <85.71%> (-0.03%) ⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed Coverage Δ
pkg/scheduler/plugins/nodenumaresource/scoring.go 84.00% <50.00%> (-1.72%) ⬇️
pkg/scheduler/plugins/nodenumaresource/plugin.go 61.71% <78.94%> (-1.09%) ⬇️
...duler/plugins/nodenumaresource/resource_manager.go 81.18% <92.00%> (+1.67%) ⬆️
...eduler/plugins/nodenumaresource/node_allocation.go 89.36% <100.00%> (ø)
...heduler/plugins/nodenumaresource/plugin_service.go 53.84% <100.00%> (ø)
...cheduler/plugins/nodenumaresource/topology_hint.go 50.74% <100.00%> (+0.74%) ⬆️

... and 3 files with indirect coverage changes

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…rating hints

Signed-off-by: Joseph <joseph.t.lee@outlook.com>
@eahydra eahydra force-pushed the fix_nodenumaresource_ls_lsr_mixed branch from 18c1162 to a2a54e9 Compare September 14, 2023 03:37
@ZiMengSheng
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/lgtm

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hormes

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@koordinator-bot koordinator-bot bot merged commit 1560bdb into koordinator-sh:main Sep 14, 2023
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3 participants