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https://issues.apache.org/jira/browse/FLINK-38618?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Leonard Xu resolved FLINK-38618.
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Resolution: Fixed
Fixed via master: 4bab36707b781d2221d4d5c6b515b074b72789ec
> StreamSplitAssigner reassign stream split when scan start mode is
> latest-offset and taskmanager failover
> --------------------------------------------------------------------------------------------------------
>
> Key: FLINK-38618
> URL: https://issues.apache.org/jira/browse/FLINK-38618
> Project: Flink
> Issue Type: Bug
> Components: Flink CDC
> Affects Versions: cdc-3.1.0, cdc-3.2.0, cdc-3.1.1, cdc-3.3.0, cdc-3.2.1,
> cdc-3.4.0, cdc-3.5.0
> Reporter: Xin Gong
> Assignee: Xin Gong
> Priority: Major
> Labels: pull-request-available
> Fix For: cdc-3.6.0
>
>
> StreamSplitAssigner reassign stream split when scan start mode is
> latest-offset and taskManager failover.
> It can cause offset error and miss data.
> Sqlserver connector oom cause taskManager crash when consume cdc data.
> StreamSplitAssigner reassign `stream-split` by query current lsn, it can
> cause offset is latest and checkpoint storage current offset. Task will miss
> data when restore exception checkpoint state.
>
> MySqlBinlogSplitAssigner had fixed
> [https://github.com/apache/flink-cdc/pull/1627].
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