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Merge pull request #668 from steveyen/scorch

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scorch mergeplan explicitly weeds out empty segments
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Steve Yen 2017-12-18 12:00:43 -08:00 committed by GitHub
commit bf833a5eb8
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1 changed files with 11 additions and 0 deletions
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11
index/scorch/mergeplan/merge_plan.go
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@ -173,6 +173,17 @@ func plan(segmentsIn []Segment, o *MergePlanOptions) (*MergePlan, error) {
rv := &MergePlan{}
var empties []Segment
for _, eligible := range eligibles {
if eligible.LiveSize() <= 0 {
empties = append(empties, eligible)
}
}
if len(empties) > 0 {
rv.Tasks = append(rv.Tasks, &MergeTask{Segments: empties})
eligibles = removeSegments(eligibles, empties)
}
// While we’re over budget, keep looping, which might produce
// another MergeTask.
for len(eligibles) > budgetNumSegments {