Steve Loughran created HADOOP-11574:
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Summary: Uber-JIRA: improve Hadoop network resilience & diagnostics
Key: HADOOP-11574
URL: https://issues.apache.org/jira/browse/HADOOP-11574
Project: Hadoop Common
Issue Type: Task
Components: net
Affects Versions: 2.6.0
Reporter: Steve Loughran
Improve Hadoop's resilience to bad network conditions/problems, including
* improving recognition of problem states
* improving diagnostics
* better handling of IPv6 addresses, even if the protocol is unsupported.
* better behaviour client-side when there are connectivity problems. (i.e while
some errors you can spin on, DNS failures are not on the list)
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