SEQ2com.cloudera.flume.handlers.hdfs.WriteableEventKey/com.cloudera.flume.handlers.hdfs.WriteableEventG[.e`̰e$sea1-001-01.sl.cloudera.com ? 09/02/27 13:56:54 INFO metrics.RpcMetrics: Initializing RPC Metrics with hostName=NameNode, port=9000$n` soundwaveG[.e`̰e$sea1-001-01.sl.cloudera.com ? 09/02/27 13:57:12 INFO mapred.JobTracker: Lost tracker 'tracker_10.21.199.2:localhost.localdomain/127.0.0.1:35044'$n_ soundwaveG[.e`̰e>$sea1-001-01.sl.cloudera.com ? 09/02/27 13:57:12 INFO ipc.Server: IPC Server handler 2 on 9001, call heartbeat(org.apache.hadoop.mapred.TaskTrackerStatus@3bc486f2, true, true, 3438) from 10.21.199.2:44385: error: java.io.IOException: java.lang.NullPointerException$n soundwaveG[.e`̰e>$sea1-001-01.sl.cloudera.com ? 09/02/27 13:57:15 INFO ipc.Ser