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Avoid panic when the headChunk is nil during isolation.

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Signed-off-by: Krasi Georgiev <8903888+krasi-georgiev@users.noreply.github.com>
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Krasi Georgiev 2020-07-20 18:23:18 +03:00 committed by Ganesh Vernekar
parent c448ada63d
commit 9a75b5f84b
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1 changed files with 2 additions and 4 deletions
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6
tsdb/head.go
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@ -2186,10 +2186,8 @@ func (s *memSeries) iterator(id int, isoState *isolationState, chunkDiskMapper *
previousSamples += int(d.numSamples) previousSamples += int(d.numSamples)
} }
} }
// mmappedChunks does not contain the last chunk. Hence check it separately.
if len(s.mmappedChunks) < ix { if s.headChunk != nil {
previousSamples += s.headChunk.chunk.NumSamples()
} else {
totalSamples += s.headChunk.chunk.NumSamples() totalSamples += s.headChunk.chunk.NumSamples()
} }