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https://issues.apache.org/jira/browse/FLINK-16523?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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luojiangyu closed FLINK-16523.
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Resolution: Fixed
> The improvement for local state of rocksdb backend.
> ---------------------------------------------------
>
> Key: FLINK-16523
> URL: https://issues.apache.org/jira/browse/FLINK-16523
> Project: Flink
> Issue Type: Improvement
> Components: Runtime / State Backends
> Affects Versions: 1.9.0, 1.9.1, 1.10.0
> Reporter: luojiangyu
> Priority: Major
>
> The state for local recovery of the rocksdb backend. Using the copy way for
> local state causes write IO pressure and write amplification。Using HardLink
> way is more performance than Using copy way， Whether replacing the copy way
> with hardlink is better choice.(CheckpointStreamWithResultProvider.java) .
> [~richtesn]
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