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From "Akira Ajisaka (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-14550) RBF: Failed to get statistics from NameNodes before 2.9.0
Date Thu, 06 Jun 2019 07:52:01 GMT
Akira Ajisaka created HDFS-14550:
------------------------------------

             Summary: RBF: Failed to get statistics from NameNodes before 2.9.0
                 Key: HDFS-14550
                 URL: https://issues.apache.org/jira/browse/HDFS-14550
             Project: Hadoop HDFS
          Issue Type: Sub-task
            Reporter: Akira Ajisaka


DFSRouter fails to get stats from NameNodes that do not have HDFS-7877
{noformat}
2019-06-03 17:40:15,407 ERROR org.apache.hadoop.hdfs.server.federation.router.NamenodeHeartbeatService:
Cannot get stat from nn1:nn01:8022 using JMX
org.codehaus.jettison.json.JSONException: JSONObject["NumInMaintenanceLiveDataNodes"] not
found.
        at org.codehaus.jettison.json.JSONObject.get(JSONObject.java:360)
        at org.codehaus.jettison.json.JSONObject.getInt(JSONObject.java:421)
        at org.apache.hadoop.hdfs.server.federation.router.NamenodeHeartbeatService.updateJMXParameters(NamenodeHeartbeatService.java:345)
        at org.apache.hadoop.hdfs.server.federation.router.NamenodeHeartbeatService.getNamenodeStatusReport(NamenodeHeartbeatService.java:278)
        at org.apache.hadoop.hdfs.server.federation.router.NamenodeHeartbeatService.updateState(NamenodeHeartbeatService.java:206)
        at org.apache.hadoop.hdfs.server.federation.router.NamenodeHeartbeatService.periodicInvoke(NamenodeHeartbeatService.java:160)
        at org.apache.hadoop.hdfs.server.federation.router.PeriodicService$1.run(PeriodicService.java:178)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
{noformat}



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