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https://issues.apache.org/jira/browse/FLINK-8845?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16502447#comment-16502447
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Noam Liran commented on FLINK-8845:
-----------------------------------
Hi [~srichter], [~sihuazhou],
I noticed that the code in RocksDBKeyedStateBackend does not disable WAL, even
though it is disabled in other places (and in the benchmarks).
Is this on purpose?
Thanks,
Noam
> Use WriteBatch to improve performance for recovery in RocksDB backend
> ---------------------------------------------------------------------
>
> Key: FLINK-8845
> URL: https://issues.apache.org/jira/browse/FLINK-8845
> Project: Flink
> Issue Type: Improvement
> Components: State Backends, Checkpointing
> Affects Versions: 1.5.0
> Reporter: Sihua Zhou
> Assignee: Sihua Zhou
> Priority: Major
> Fix For: 1.5.0
>
>
> Base on {{WriteBatch}} we could get 30% ~ 50% performance lift when loading
> data into RocksDB.
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