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From "Siddharth Seth (JIRA)" <j...@apache.org>
Subject [jira] [Created] (YARN-5297) Avoid printing a stack trace when recovering an app after the RM restarts
Date Mon, 27 Jun 2016 17:36:52 GMT
Siddharth Seth created YARN-5297:
------------------------------------

             Summary: Avoid printing a stack trace when recovering an app after the RM restarts
                 Key: YARN-5297
                 URL: https://issues.apache.org/jira/browse/YARN-5297
             Project: Hadoop YARN
          Issue Type: Task
            Reporter: Siddharth Seth


The exception trace is unnecessary, and can cause confusion.
{code}
2016-06-16 22:02:54,262 INFO  ipc.Server (Server.java:logException(2401)) - IPC Server handler
0 on 8030, call org.apache.hadoop.yarn.api.ApplicationMasterProtocolPB.allocate from 172.22.79.149:42698
Call#2241 Retry#0
org.apache.hadoop.yarn.exceptions.ApplicationMasterNotRegisteredException: AM is not registered
for known application attempt: appattempt_1466112179488_0001_000001 or RM had restarted after
AM registered . AM should re-register.
  at org.apache.hadoop.yarn.server.resourcemanager.ApplicationMasterService.allocate(ApplicationMasterService.java:454)
  at org.apache.hadoop.yarn.api.impl.pb.service.ApplicationMasterProtocolPBServiceImpl.allocate(ApplicationMasterProtocolPBServiceImpl.java:60)
  at org.apache.hadoop.yarn.proto.ApplicationMasterProtocol$ApplicationMasterProtocolService$2.callBlockingMethod(ApplicationMasterProtocol.java:99)
  at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:640)
  at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:969)
  at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2313)
  at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2309)
  at java.security.AccessController.doPrivileged(Native Method)
  at javax.security.auth.Subject.doAs(Subject.java:422)
  at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724)
  at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2307)
{code}

cc [~djp]



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