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fix promtool analyze block shows metric name with 0 cardinality (#15438)

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Signed-off-by: Ben Ye <benye@amazon.com>
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Ben Ye 2024-11-24 08:30:20 -08:00 committed by GitHub
parent e664c16b31
commit 40c3ba9fd4
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1 changed files with 4 additions and 1 deletions
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5
cmd/promtool/tsdb.go
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@ -589,7 +589,10 @@ func analyzeBlock(ctx context.Context, path, blockID string, limit int, runExten
if err != nil {
return err
}
postings = index.Intersect(postings, index.NewListPostings(refs))
// Only intersect postings if matchers are specified.
if len(matchers) > 0 {
postings = index.Intersect(postings, index.NewListPostings(refs))
}
count := 0
for postings.Next() {
count++