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https://issues.apache.org/jira/browse/FLINK-4196?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15374566#comment-15374566
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Aljoscha Krettek commented on FLINK-4196:
-----------------------------------------

+1, I think this was introduced for the DB backend.

> Remove "recoveryTimestamp"
> --------------------------
>
>                 Key: FLINK-4196
>                 URL: https://issues.apache.org/jira/browse/FLINK-4196
>             Project: Flink
>          Issue Type: Bug
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.0.3
>            Reporter: Stephan Ewen
>
> I think we should remove the {{recoveryTimestamp}} that is attached on state 
> restore calls.
> Given that this is a wall clock timestamp from a master node, which may 
> change when clocks are adjusted, and between different master nodes during 
> leader change, this is an unsafe concept.



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