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https://issues.apache.org/jira/browse/MAPREDUCE-7253?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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shilongfei updated MAPREDUCE-7253:
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Attachment: 2020-01-02 11-16-14屏幕截图.png
2020-01-02 11-15-42屏幕截图.png
> MR job got hanged forever when map task timeout
> -----------------------------------------------
>
> Key: MAPREDUCE-7253
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7253
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Reporter: shilongfei
> Priority: Major
> Attachments: 2020-01-02 11-15-42屏幕截图.png, 2020-01-02
> 11-15-58屏幕截图.png, 2020-01-02 11-16-14屏幕截图.png
>
>
> When the MR map job fails and the reduce job has started to be scheduled, the
> failed map will not be scheduled, it will always be in the NEW state, and the
> reduce job will also be blocked.
>
> So why was the map job not scheduled in time?
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