Replace sort.Slice with slices.SortFunc #5693
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Signed-off-by: Ben Ye <[email protected]>
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Can we merge this? |
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@alanprot I will try to add some benchmark first before we merge this pr. |
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What this PR does:
I see
sort.SliceundersortLabelsIfNeededtaking 3% CPU time of distributor.Similar idea of prometheus/prometheus#12539 from upstream prometheus as the new function should have a better performance. Unsure how much this could help, need some benchmark.
Which issue(s) this PR fixes:
Fixes #
Checklist
CHANGELOG.mdupdated - the order of entries should be[CHANGE],[FEATURE],[ENHANCEMENT],[BUGFIX]