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Compaction multi-threading#754

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mdisibio merged 12 commits intografana:maingrafana/tempo:mainfrom mdisibio:compactor-parallelmdisibio/tempo:compactor-parallelCopy head branch name to clipboardJun 15, 2021

+492-195

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Commits on Jun 14, 2021

• WIP: Move compactor iteration to goroutine to improve performance

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• Move compaction iteration to new MultiblockIterator. Add tests

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• cleanup

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• Make iterator buffer size configurable

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• lint

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• changelog, docs

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• Cleanup and comments based on review feedback: atomic.Error, struct{}, separate context

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• Add test that multiblock iterator can be cancelled via context

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• Fix blocking read when closed with error

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• Rename iteratorResult fields

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• Document new tunable

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Commits on Jun 15, 2021

• Merge branch 'main' into compactor-parallel

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