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    <title>question Yarn Node Managers shutting down in Archives of Support Questions (Read Only)</title>
    <link>https://community.cloudera.com/t5/Archives-of-Support-Questions/Yarn-Node-Managers-shutting-down/m-p/179242#M64790</link>
    <description>&lt;P&gt;Hi All,&lt;/P&gt;&lt;P&gt;I've HDP 2.5.x, and i'm facing issue with the Node Managers going down.&lt;/P&gt;&lt;P&gt;Initially, the error was - /tmp/keystore.jks was not available.. so i generated the keystore.jks file again.&lt;/P&gt;&lt;P&gt;Now, i'm getting the following error in starting Yarn Node Managers&lt;/P&gt;&lt;P&gt;any ideas what needs to be done ?&lt;/P&gt;&lt;P&gt;------------------------------------------------&lt;/P&gt;&lt;PRE&gt;java.lang.RuntimeException: java.io.IOException: Keystore was tampered with, or password was incorrect 
at org.apache.hadoop.mapred.ShuffleHandler.serviceStart(ShuffleHandler.java:504)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxServices.serviceStart(AuxServices.java:178)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:120)at org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl.serviceStart(ContainerManagerImpl.java:457)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:120)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceStart(NodeManager.java:302)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:547)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:594)Caused by: java.io.IOException: Keystore was tampered with, or password was incorrectat sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:780)at sun.security.provider.JavaKeyStore$JKS.engineLoad(JavaKeyStore.java:56)at sun.security.provider.KeyStoreDelegator.engineLoad(KeyStoreDelegator.java:224)at sun.security.provider.JavaKeyStore$DualFormatJKS.engineLoad(JavaKeyStore.java:70)at java.security.KeyStore.load(KeyStore.java:1445)at org.apache.hadoop.security.ssl.FileBasedKeyStoresFactory.init(FileBasedKeyStoresFactory.java:173)at org.apache.hadoop.security.ssl.SSLFactory.init(SSLFactory.java:151)at org.apache.hadoop.mapred.ShuffleHandler$HttpPipelineFactory.&amp;lt;init&amp;gt;(ShuffleHandler.java:757)at org.apache.hadoop.mapred.ShuffleHandler.serviceStart(ShuffleHandler.java:502)... 11 moreCaused by: java.security.UnrecoverableKeyException: Password verification failedat sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:778)... 19 more2017-07-12 20:05:18,245 INFOtimeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:run(416)) - Closing HadoopTimelineMetricSink. Flushing metrics to collector...2017-07-12 20:05:18,249 INFOnodemanager.NodeManager (LogAdapter.java:info(45)) - SHUTDOWN_MSG:/************************************************************SHUTDOWN_MSG: Shutting down NodeManager at nwk2-bdp-hadoop-08.gdcs-qa.apple.com/10.78.130.135&lt;/PRE&gt;&lt;P&gt;************************************************************/&lt;/P&gt;&lt;P&gt;  &lt;/P&gt;</description>
    <pubDate>Thu, 13 Jul 2017 03:12:16 GMT</pubDate>
    <dc:creator>karan_alang1</dc:creator>
    <dc:date>2017-07-13T03:12:16Z</dc:date>
    <item>
      <title>Yarn Node Managers shutting down</title>
      <link>https://community.cloudera.com/t5/Archives-of-Support-Questions/Yarn-Node-Managers-shutting-down/m-p/179242#M64790</link>
      <description>&lt;P&gt;Hi All,&lt;/P&gt;&lt;P&gt;I've HDP 2.5.x, and i'm facing issue with the Node Managers going down.&lt;/P&gt;&lt;P&gt;Initially, the error was - /tmp/keystore.jks was not available.. so i generated the keystore.jks file again.&lt;/P&gt;&lt;P&gt;Now, i'm getting the following error in starting Yarn Node Managers&lt;/P&gt;&lt;P&gt;any ideas what needs to be done ?&lt;/P&gt;&lt;P&gt;------------------------------------------------&lt;/P&gt;&lt;PRE&gt;java.lang.RuntimeException: java.io.IOException: Keystore was tampered with, or password was incorrect 
at org.apache.hadoop.mapred.ShuffleHandler.serviceStart(ShuffleHandler.java:504)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxServices.serviceStart(AuxServices.java:178)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:120)at org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl.serviceStart(ContainerManagerImpl.java:457)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:120)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceStart(NodeManager.java:302)at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:547)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:594)Caused by: java.io.IOException: Keystore was tampered with, or password was incorrectat sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:780)at sun.security.provider.JavaKeyStore$JKS.engineLoad(JavaKeyStore.java:56)at sun.security.provider.KeyStoreDelegator.engineLoad(KeyStoreDelegator.java:224)at sun.security.provider.JavaKeyStore$DualFormatJKS.engineLoad(JavaKeyStore.java:70)at java.security.KeyStore.load(KeyStore.java:1445)at org.apache.hadoop.security.ssl.FileBasedKeyStoresFactory.init(FileBasedKeyStoresFactory.java:173)at org.apache.hadoop.security.ssl.SSLFactory.init(SSLFactory.java:151)at org.apache.hadoop.mapred.ShuffleHandler$HttpPipelineFactory.&amp;lt;init&amp;gt;(ShuffleHandler.java:757)at org.apache.hadoop.mapred.ShuffleHandler.serviceStart(ShuffleHandler.java:502)... 11 moreCaused by: java.security.UnrecoverableKeyException: Password verification failedat sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:778)... 19 more2017-07-12 20:05:18,245 INFOtimeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:run(416)) - Closing HadoopTimelineMetricSink. Flushing metrics to collector...2017-07-12 20:05:18,249 INFOnodemanager.NodeManager (LogAdapter.java:info(45)) - SHUTDOWN_MSG:/************************************************************SHUTDOWN_MSG: Shutting down NodeManager at nwk2-bdp-hadoop-08.gdcs-qa.apple.com/10.78.130.135&lt;/PRE&gt;&lt;P&gt;************************************************************/&lt;/P&gt;&lt;P&gt;  &lt;/P&gt;</description>
      <pubDate>Thu, 13 Jul 2017 03:12:16 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Archives-of-Support-Questions/Yarn-Node-Managers-shutting-down/m-p/179242#M64790</guid>
      <dc:creator>karan_alang1</dc:creator>
      <dc:date>2017-07-13T03:12:16Z</dc:date>
    </item>
    <item>
      <title>Re: Yarn Node Managers shutting down</title>
      <link>https://community.cloudera.com/t5/Archives-of-Support-Questions/Yarn-Node-Managers-shutting-down/m-p/179243#M64791</link>
      <description>&lt;P&gt;i changed the password in Ambari for the truststore &amp;amp; keystore, and it is working fine now. &lt;/P&gt;</description>
      <pubDate>Fri, 14 Jul 2017 02:20:55 GMT</pubDate>
      <guid>https://community.cloudera.com/t5/Archives-of-Support-Questions/Yarn-Node-Managers-shutting-down/m-p/179243#M64791</guid>
      <dc:creator>karan_alang1</dc:creator>
      <dc:date>2017-07-14T02:20:55Z</dc:date>
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