[core][flink] WIP for discussion: optimisations for manifest fetching #7031
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mao-liu
commented
Jan 13, 2026
| import static org.apache.paimon.utils.ThreadPoolUtils.randomlyOnlyExecute; | ||
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| /** Default implementation of {@link FileStoreScan}. */ | ||
| public abstract class AbstractFileStoreScan implements FileStoreScan { |
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Logging changes to this class only, can ignore
mao-liu
commented
Jan 13, 2026
| } | ||
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| /** {@link StreamOperatorFactory} of {@link StoreCompactOperator}. */ | ||
| public static class CoordinatedFactory |
Author
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Extending StoreCompactOperator to use WriteOperatorCoordinator
In practice, this did not help with the write performance, as it required very high memory for ManifestEntryCache, and was also repeatedly fetching from cloud filesystem.
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Purpose
#7030
Tests
WIP
API and Format
manifest.prefetch-entries: booleanDocumentation