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Posted to yarn-issues@hadoop.apache.org by "Yuriy Malygin (JIRA)" <ji...@apache.org> on 2018/03/21 13:44:00 UTC
[jira] [Created] (YARN-8056) Possible NPE when
Yuriy Malygin created YARN-8056:
-----------------------------------
Summary: Possible NPE when
Key: YARN-8056
URL: https://issues.apache.org/jira/browse/YARN-8056
Project: Hadoop YARN
Issue Type: Bug
Components: resourcemanager, yarn
Affects Versions: 3.0.0
Reporter: Yuriy Malygin
Possible NPE when HA enabled and _yarn.resourcemanager.webapp.address_ or _yarn.resourcemanager.webapp.https.address_ is not set in yarn-site.xml (incomplete configuration of HA):
{noformat}
2018-03-21 13:46:11,415 ERROR [main] org.apache.hadoop.mapreduce.v2.app.client.MRClientService: Webapps failed to start. Ignoring for now:
java.lang.NullPointerException
at org.apache.hadoop.util.StringUtils.join(StringUtils.java:941)
at org.apache.hadoop.yarn.server.webproxy.amfilter.AmFilterInitializer.initFilter(AmFilterInitializer.java:75)
at org.apache.hadoop.http.HttpServer2.initializeWebServer(HttpServer2.java:579)
at org.apache.hadoop.http.HttpServer2.<init>(HttpServer2.java:529)
at org.apache.hadoop.http.HttpServer2.<init>(HttpServer2.java:119)
at org.apache.hadoop.http.HttpServer2$Builder.build(HttpServer2.java:415)
at org.apache.hadoop.yarn.webapp.WebApps$Builder.build(WebApps.java:315)
at org.apache.hadoop.yarn.webapp.WebApps$Builder.start(WebApps.java:401)
at org.apache.hadoop.yarn.webapp.WebApps$Builder.start(WebApps.java:397)
at org.apache.hadoop.mapreduce.v2.app.client.MRClientService.serviceStart(MRClientService.java:147)
at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194)
at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceStart(MRAppMaster.java:1287)
at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194)
at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$6.run(MRAppMaster.java:1738)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1962)
at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.initAndStartAppMaster(MRAppMaster.java:1734)
at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.main(MRAppMaster.java:1668)
{noformat}
Pull request - https://github.com/apache/hadoop/pull/356.
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