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https://issues.apache.org/jira/browse/FLINK-18112?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhijiang reassigned FLINK-18112:
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Assignee: Yuan Mei
> Single Task Failure Recovery Prototype
> --------------------------------------
>
> Key: FLINK-18112
> URL: https://issues.apache.org/jira/browse/FLINK-18112
> Project: Flink
> Issue Type: New Feature
> Components: Runtime / Checkpointing, Runtime / Coordination, Runtime
> / Network
> Affects Versions: 1.12.0
> Environment: Build a prototype of single task failure recovery to
> address and answer the following questions:
> Step 1: Scheduling part, restart a single node without restarting the
> upstream or downstream nodes.
> Step 2: Checkpointing part, as my understanding of how regional failover
> works, this part might not need modification.
> Step 3: Network part
> - how the recovered node able to link to the upstream ResultPartitions, and
> continue getting data
> - how the downstream node able to link to the recovered node, and continue
> getting node
> - how different netty transit mode affects the results
> - what if the failed node buffered data pool is full
> Step 4: Failover process verification
> Reporter: Yuan Mei
> Assignee: Yuan Mei
> Priority: Major
> Fix For: 1.12.0
>
>
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