[
https://issues.apache.org/jira/browse/FLINK-16536?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Zhijiang closed FLINK-16536.
----------------------------
Resolution: Fixed
Merged in master: d7525baf093035c9b0fe125602814833388d1973
> Implement InputChannel state recovery for unaligned checkpoint
> --------------------------------------------------------------
>
> Key: FLINK-16536
> URL: https://issues.apache.org/jira/browse/FLINK-16536
> Project: Flink
> Issue Type: Sub-task
> Components: Runtime / Checkpointing, Runtime / Network
> Reporter: Zhijiang
> Assignee: Zhijiang
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.11.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> During recovery process for unaligned checkpoint, the input channel state
> should also be recovered besides with existing operator states.
> The InputGate would request buffer from local pool and then interact with
> ChannelStateReader to fill in the state data. The filled buffer would be
> inserted into respective InputChannel queue for processing in normal way.
> It should guarantee that the new data from upstream side should not overtake
> the input state data to avoid mis-order issue.
> Refer to more details by
> [https://docs.google.com/document/d/16_MOQymzxrKvUHXh6QFr2AAXIKt_2vPUf8vzKy4H_tU/edit]
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
