Hi Ted. Thanks for the response. Here's the full stack trace.
2015-07-25 21:28:36,503 WARN [main] org.apache.hadoop.mapred.YarnChild: Exception running child : com.google.protobuf.InvalidProtocolBufferException: Protocol message was too large. May be malicious. Use CodedInputStream.setSizeLimit() to increase the size limit. at com.google.protobuf.InvalidProtocolBufferException.sizeLimitExceeded(InvalidProtocolBufferException.java:110) at com.google.protobuf.CodedInputStream.refillBuffer(CodedInputStream.java:755) at com.google.protobuf.CodedInputStream.readRawBytes(CodedInputStream.java:811) at com.google.protobuf.CodedInputStream.readBytes(CodedInputStream.java:329) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue$QualifierValue.<init>(ClientProtos.java:8618) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue$QualifierValue.<init>(ClientProtos.java:8563) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue$QualifierValue$1.parsePartialFrom(ClientProtos.java:8672) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue$QualifierValue$1.parsePartialFrom(ClientProtos.java:8667) at com.google.protobuf.CodedInputStream.readMessage(CodedInputStream.java:309) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue.<init>(ClientProtos.java:8462) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue.<init>(ClientProtos.java:8404) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue$1.parsePartialFrom(ClientProtos.java:8498) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$ColumnValue$1.parsePartialFrom(ClientProtos.java:8493) at com.google.protobuf.CodedInputStream.readMessage(CodedInputStream.java:309) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto.<init>(ClientProtos.java:7959) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto.<init>(ClientProtos.java:7890) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$1.parsePartialFrom(ClientProtos.java:8045) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto$1.parsePartialFrom(ClientProtos.java:8040) at com.google.protobuf.AbstractParser.parsePartialFrom(AbstractParser.java:200) at com.google.protobuf.AbstractParser.parsePartialDelimitedFrom(AbstractParser.java:241) at com.google.protobuf.AbstractParser.parseDelimitedFrom(AbstractParser.java:253) at com.google.protobuf.AbstractParser.parseDelimitedFrom(AbstractParser.java:259) at com.google.protobuf.AbstractParser.parseDelimitedFrom(AbstractParser.java:49) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$MutationProto.parseDelimitedFrom(ClientProtos.java:10468) at org.apache.hadoop.hbase.mapreduce.MutationSerialization$MutationDeserializer.deserialize(MutationSerialization.java:60) at org.apache.hadoop.hbase.mapreduce.MutationSerialization$MutationDeserializer.deserialize(MutationSerialization.java:50) at org.apache.hadoop.mapreduce.task.ReduceContextImpl.nextKeyValue(ReduceContextImpl.java:146) at org.apache.hadoop.mapreduce.task.ReduceContextImpl.nextKey(ReduceContextImpl.java:121) at org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer$Context.nextKey(WrappedReducer.java:302) at org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:170) at org.apache.hadoop.mapred.ReduceTask.runNewReducer(ReduceTask.java:627) at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:389) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158) --Jerrell On Sat, Jul 25, 2015 at 9:51 PM, Ted Yu <[email protected]> wrote: > bq. Is it the size of a particular row > > That was likely the cause. > > Can you post the full stack trace ? > > Thanks > > On Sat, Jul 25, 2015 at 6:28 PM, F. Jerrell Schivers <[email protected] >> wrote: > >> Hello, >> >> I'm getting the following error when I try to bulk load some data into >> an HBase table at the end of a MapReduce job: >> >> org.apache.hadoop.mapred.YarnChild: Exception running child : >> com.google.protobuf.InvalidProtocolBufferException: Protocol message >> was too large. May be malicious. Use CodedInputStream.setSizeLimit() >> to increase the size limit. >> >> This process was working fine until recently, so presumably as the >> dataset has grown I've hit the default 64MB protobuf message size >> limit. >> >> How can I increase this limit? I'm doing the bulk load >> programatically, and I haven't found a way to call >> CodedInputStream.setSizeLimit() as suggested. >> >> Only one reducer is failing, out of 500. Is there any way to figure >> out which keys are in that reducer? When this happened once in the >> past I was able to trace the problem to one particular key >> corresponding to a very wide row. Since I knew that key wasn't >> important I simply removed it from the dataset. However I'm having no >> luck this time around. >> >> One last question. Can someone explain what exactly is exceeding this >> size limit? Is it the size of a particular row, or something else? >> >> I'm running HBase 0.98.2. >> >> Thanks, >> Jerrell >>
