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Posted to issues@flink.apache.org by "Stefan Richter (JIRA)" <ji...@apache.org> on 2017/06/07 08:12:18 UTC

[jira] [Closed] (FLINK-6364) Implement incremental checkpointing in RocksDBStateBackend

     [ https://issues.apache.org/jira/browse/FLINK-6364?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Stefan Richter closed FLINK-6364.
---------------------------------
    Resolution: Fixed

> Implement incremental checkpointing in RocksDBStateBackend
> ----------------------------------------------------------
>
>                 Key: FLINK-6364
>                 URL: https://issues.apache.org/jira/browse/FLINK-6364
>             Project: Flink
>          Issue Type: Sub-task
>          Components: State Backends, Checkpointing
>            Reporter: Xiaogang Shi
>            Assignee: Xiaogang Shi
>
> {{RocksDBStateBackend}} is well suited for incremental checkpointing because RocksDB is base on LSM trees,  which record updates in new sst files and all sst files are immutable. By only materializing those new sst files, we can significantly improve the performance of checkpointing.



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