proxy throws UnknownHostException when following link shortly after job
submission
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Key: MAPREDUCE-3948
URL: https://issues.apache.org/jira/browse/MAPREDUCE-3948
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: resourcemanager, webapps
Affects Versions: 0.24.0, 0.23.2
Reporter: Todd Lipcon
Priority: Minor
I submitted a job and then clicked on the link from the console quickly, before
the job began to run. I saw the following exception:
java.net.UnknownHostException: N
...
at
org.apache.hadoop.yarn.server.webproxy.WebAppProxyServlet.proxyLink(WebAppProxyServlet.java:148)
at
org.apache.hadoop.yarn.server.webproxy.WebAppProxyServlet.doGet(WebAppProxyServlet.java:269)
Assumedly this is because the URL is stored as "N/A" instead of a true null
value.
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