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https://issues.apache.org/jira/browse/AMBARI-20070?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Doroszlai, Attila updated AMBARI-20070:
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Status: Patch Available (was: Reopened)
> Agent heartbeat lost due to subprocess.Popen race condition
> -----------------------------------------------------------
>
> Key: AMBARI-20070
> URL: https://issues.apache.org/jira/browse/AMBARI-20070
> Project: Ambari
> Issue Type: Bug
> Components: ambari-agent
> Affects Versions: 2.5.0
> Environment: Python 2.7
> Reporter: Doroszlai, Attila
> Assignee: Doroszlai, Attila
> Priority: Critical
> Fix For: 3.0.0, 2.5.0
>
> Attachments: AMBARI-20070_multiprocessing.patch, AMBARI-20070.patch
>
>
> Workaround for http://bugs.python.org/issue19809 that probably causes
> {{subprocess.Popen}} call to get stuck in:
> {noformat}
> File: "/usr/lib/python2.7/subprocess.py", line 679, in __init__
> errread, errwrite)
> File: "/usr/lib/python2.7/subprocess.py", line 1244, in _execute_child
> data = _eintr_retry_call(os.read, errpipe_read, 1048576)
> File: "/usr/lib/python2.7/subprocess.py", line 478, in _eintr_retry_call
> return func(*args)
> {noformat}
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