Hi Julian, You need to add the column qualifier explicitly in the scanner. You have only added the column family in the scanner. I am also assuming that you are writing a ByteArray of BigDecimal object as value of these cells in HBase. Is that right?
Thanks, Anil On Thu, Sep 6, 2012 at 2:28 AM, Julian Wissmann <[email protected]>wrote: > Hi, anil, > > I presume you mean something like this: > Scan scan = new Scan(_start, _end); > scan.addFamily(family.getBytes()); > final ColumnInterpreter<BigDecimal, BigDecimal> ci = new > mypackage.BigDecimalColumnInterpreter(); > AggregationClient ag = new org.apache.hadoop.hbase. > client.coprocessor.AggregationClient(config); > BigDecimal sum = ag.sum(Bytes.toBytes(tableName), new > BigDecimalColumnInterpreter(), scan); > > > When I call this,with the Endpoint in place and loaded as a jar, I get the > above error. > When I call it without the endpoint loaded as coprocessor, though, I get > this: > > java.util.concurrent.ExecutionException: > org.apache.hadoop.hbase.client.RetriesExhaustedException: Failed after > attempts=10, exceptions: > Thu Sep 06 11:07:39 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:40 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:41 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:42 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:44 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:46 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:50 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:54 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:08:02 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:08:18 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > > at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252) > at java.util.concurrent.FutureTask.get(FutureTask.java:111) > at > > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processExecs(HConnectionManager.java:1434) > at org.apache.hadoop.hbase.client.HTable.coprocessorExec(HTable.java:1263) > at > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient.sum(AggregationClient.java:259) > at > > helpers.HbaseReaderBigDecimal.getWeeksumSCAN(HbaseReaderBigDecimal.java:355) > at helpers.HbaseReaderBigDecimal.main(HbaseReaderBigDecimal.java:76) > Caused by: org.apache.hadoop.hbase.client.RetriesExhaustedException: Failed > after attempts=10, exceptions: > Thu Sep 06 11:07:39 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:40 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:41 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:42 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:44 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:46 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:50 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:07:54 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:08:02 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > Thu Sep 06 11:08:18 CEST 2012, > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@7bd6747b, > java.io.IOException: > IPC server unable to read call parameters: Error in readFields > > at > > org.apache.hadoop.hbase.client.ServerCallable.withRetries(ServerCallable.java:183) > at > org.apache.hadoop.hbase.ipc.ExecRPCInvoker.invoke(ExecRPCInvoker.java:79) > at $Proxy7.getSum(Unknown Source) > at > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient$4.call(AggregationClient.java:263) > at > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient$4.call(AggregationClient.java:260) > at > > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$4.call(HConnectionManager.java:1422) > at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) > at java.util.concurrent.FutureTask.run(FutureTask.java:166) > at > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) > at > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) > at java.lang.Thread.run(Thread.java:679) > > Interestingly, the RegionServer-log doesn't give me any errors, here, just > some info stuff, that suggests it was actually doing something. > Did you implement readFields() and write(), then as Ted suggested? > > > 2012/9/5 anil gupta <[email protected]> > > > Hi Julian, > > > > Sorry for wrong reference to the aggregation client class in my previous > > email. Here is the right > > class:org.apache.hadoop.hbase.client.coprocessor.AggregationClient. > > > > HTH, > > Anil > > > > On Wed, Sep 5, 2012 at 2:04 PM, anil gupta <[email protected]> > wrote: > > > > > Hi Julian, > > > > > > I have been running the same class on my distributed cluster for > > > aggregation. It has been working fine. The only difference is that i > use > > > the methods provided incom.intuit.ihub.hbase.poc.aggregation.client. > > > AggregationClient class. IMHO, you don't need to define an Endpoint for > > > using the BigDecimalColumnInterpreter. > > > > > > You need to use methods of AggregationClient: > > > sum(Bytes.toBytes(tableName), ci, scan), avg(final byte[] tableName, > > final > > > ColumnInterpreter<R, S> ci, Scan scan), etc. > > > > > > In the above method you just need to pass the > > BigDecimalColumnInterpreter, > > > Scan object and Byte Array of TableName. It should work. Let me know if > > it > > > doesn't work this way.* > > > * > > > Thanks, > > > Anil Gupta > > > * > > > * > > > > > > On Wed, Sep 5, 2012 at 1:30 PM, Julian Wissmann < > > [email protected]>wrote: > > > > > >> Thank you! > > >> So this looks like the missing link here. > > >> I'll see if I can get it working, tomorrow morning. > > >> > > >> Cheers > > >> > > >> 2012/9/5 Ted Yu <[email protected]> > > >> > > >> > I added one review comment on > > >> > HBASE-6669<https://issues.apache.org/jira/browse/HBASE-6669> > > >> > . > > >> > > > >> > Thanks Julian for reminding me. > > >> > > > >> > On Wed, Sep 5, 2012 at 12:49 PM, Julian Wissmann > > >> > <[email protected]>wrote: > > >> > > > >> > > I get supplied with doubles from sensors, but in the end I loose > too > > >> much > > >> > > precision if I do my aggregations on double, otherwise I'd go for > > it. > > >> > > I use 0.92.1, from Cloudera CDH4. > > >> > > I've done some initial testing with LongColumnInterpreter on a > > dataset > > >> > that > > >> > > I've generated, to do some testing and get accustomed to stuff, > but > > >> that > > >> > > worked like a charm after some initial stupidity on my side. > > >> > > So now I'm trying to do some testing with the real data, which > comes > > >> in > > >> > as > > >> > > double and gets parsed to BigDecimal before writing. > > >> > > > > >> > > 2012/9/5 Ted Yu <[email protected]> > > >> > > > > >> > > > And your HBase version is ? > > >> > > > > > >> > > > Since you use Double.parseDouble(), looks like it would be more > > >> > efficient > > >> > > > to develop DoubleColumnInterpreter. > > >> > > > > > >> > > > On Wed, Sep 5, 2012 at 12:07 PM, Julian Wissmann > > >> > > > <[email protected]>wrote: > > >> > > > > > >> > > > > Hi, > > >> > > > > the schema looks like this: > > >> > > > > RowKey: id,timerange_timestamp,offset (String) > > >> > > > > Qualifier: Offset (long) > > >> > > > > Timestamp: timestamp (long) > > >> > > > > Value:number (BigDecimal) > > >> > > > > > > >> > > > > Or as code when I read data from csv:byte[] value = > > >> > > > > > Bytes.toBytes(BigDecimal.valueOf(Double.parseDouble(cData[2]))); > > >> > > > > > > >> > > > > Cheers, > > >> > > > > > > >> > > > > Julian > > >> > > > > > > >> > > > > 2012/9/5 Ted Yu <[email protected]> > > >> > > > > > > >> > > > > > You haven't told us the schema of your table yet. > > >> > > > > > Your table should have column whose value can be interpreted > > by > > >> > > > > > BigDecimalColumnInterpreter. > > >> > > > > > > > >> > > > > > Cheers > > >> > > > > > > > >> > > > > > On Wed, Sep 5, 2012 at 9:17 AM, Julian Wissmann < > > >> > > > > [email protected] > > >> > > > > > >wrote: > > >> > > > > > > > >> > > > > > > Hi, > > >> > > > > > > > > >> > > > > > > I am currently experimenting with the > > >> BigDecimalColumnInterpreter > > >> > > > from > > >> > > > > > > https://issues.apache.org/jira/browse/HBASE-6669. > > >> > > > > > > > > >> > > > > > > I was thinking the best way for me to work with it would > be > > to > > >> > use > > >> > > > the > > >> > > > > > Java > > >> > > > > > > class and just use that as is. > > >> > > > > > > > > >> > > > > > > Imported it into my project and tried to work with it as > is, > > >> by > > >> > > just > > >> > > > > > > instantiating the ColumnInterpreter as > > >> > BigDecimalColumnInterpreter. > > >> > > > > Okay, > > >> > > > > > > threw errors and also complained about not knowing where > to > > >> find > > >> > > > such a > > >> > > > > > > class. > > >> > > > > > > > > >> > > > > > > So I did some reading and found out, that I'd need to have > > an > > >> > > > Endpoint > > >> > > > > > for > > >> > > > > > > it. So I imported AggregateImplementation and > > >> AggregateProtocol > > >> > > into > > >> > > > my > > >> > > > > > > workspace, renamed them, and refactored them where > necessary > > >> to > > >> > > take > > >> > > > > > > BigDecimal. Re-exported the jar, then and had another try. > > >> > > > > > > > > >> > > > > > > So when I call: > > >> > > > > > > ------ > > >> > > > > > > final Scan scan = new Scan((metricID + "," + > > >> > > > > basetime_begin).getBytes(), > > >> > > > > > > (metricID + "," + basetime_end).getBytes()); > > >> > > > > > > scan.addFamily(family.getBytes()); > > >> > > > > > > final ColumnInterpreter<BigDecimal, BigDecimal> ci = new > > >> > > > > > > BigDecimalColumnInterpreter(); > > >> > > > > > > Map<byte[], BigDecimal> results = > > >> > > > > > > table.coprocessorExec(BigDecimalProtocol.class, null, > null, > > >> > > > > > > new Batch.Call<BigDecimalProtocol,BigDecimal>() { > > >> > > > > > > public BigDecimal call(BigDecimalProtocol > > >> instance)throws > > >> > > > > > > IOException{ > > >> > > > > > > return instance.getMax(ci, scan); > > >> > > > > > > } > > >> > > > > > > }); > > >> > > > > > > ------ > > >> > > > > > > I get errors in the log again, that it can't find > > >> > > > > > > BigDecimalColumnInterpreter... okay, so I tried > > >> > > > > > > ------ > > >> > > > > > > Scan scan = new Scan((metricID + "," + > > >> > basetime_begin).getBytes(), > > >> > > > > > > (metricID + "," + basetime_end).getBytes()); > > >> > > > > > > scan.addFamily(family.getBytes()); > > >> > > > > > > final ColumnInterpreter<BigDecimal, BigDecimal> ci = new > > >> > > > > > > BigDecimalColumnInterpreter(); > > >> > > > > > > AggregationClient ag = new AggregationClient(config); > > >> > > > > > > BigDecimal max = ag.max(Bytes.toBytes(tableName), ci, > scan); > > >> > > > > > > ------ > > >> > > > > > > I don't get errors recored in the log anymore, but a load > of > > >> Java > > >> > > > error > > >> > > > > > > output: > > >> > > > > > > ------ > > >> > > > > > > > > >> > > > > > > java.util.concurrent.ExecutionException: > > >> > > > > > > org.apache.hadoop.hbase.client.RetriesExhaustedException: > > >> Failed > > >> > > > after > > >> > > > > > > attempts=10, exceptions: > > >> > > > > > > Wed Sep 05 18:13:43 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:44 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:45 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:46 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:49 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:51 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:55 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:59 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:14:07 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:14:23 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > > > >> > > > > > > at > > >> > > java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252) > > >> > > > > > > at > java.util.concurrent.FutureTask.get(FutureTask.java:111) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processExecs(HConnectionManager.java:1434) > > >> > > > > > > at > > >> > > > > > > > >> > > > > >> > org.apache.hadoop.hbase.client.HTable.coprocessorExec(HTable.java:1263) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient.sum(AggregationClient.java:259) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > helpers.HbaseReaderBigDecimal.getWeeksumSCAN(HbaseReaderBigDecimal.java:360) > > >> > > > > > > at > > >> > > helpers.HbaseReaderBigDecimal.main(HbaseReaderBigDecimal.java:81) > > >> > > > > > > Caused by: > > >> > > org.apache.hadoop.hbase.client.RetriesExhaustedException: > > >> > > > > > Failed > > >> > > > > > > after attempts=10, exceptions: > > >> > > > > > > Wed Sep 05 18:13:43 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:44 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:45 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:46 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:49 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:51 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:55 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:59 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:14:07 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:14:23 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.ServerCallable.withRetries(ServerCallable.java:183) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > >> > > > > >> > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker.invoke(ExecRPCInvoker.java:79) > > >> > > > > > > at $Proxy7.getSum(Unknown Source) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient$4.call(AggregationClient.java:263) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient$4.call(AggregationClient.java:260) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$4.call(HConnectionManager.java:1422) > > >> > > > > > > at > > >> > > java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) > > >> > > > > > > at > java.util.concurrent.FutureTask.run(FutureTask.java:166) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) > > >> > > > > > > at java.lang.Thread.run(Thread.java:679) > > >> > > > > > > org.apache.hadoop.hbase.client.RetriesExhaustedException: > > >> Failed > > >> > > > after > > >> > > > > > > attempts=10, exceptions: > > >> > > > > > > Wed Sep 05 18:13:43 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:44 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:45 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:46 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:49 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:51 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:55 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:13:59 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:14:07 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > Wed Sep 05 18:14:23 CEST 2012, > > >> > > > > > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker$1@50502819, > > >> > > > > > > java.io.IOException: > > >> > > > > > > IPC server unable to read call parameters: Error in > > readFields > > >> > > > > > > > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.ServerCallable.withRetries(ServerCallable.java:183) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > >> > > > > >> > > org.apache.hadoop.hbase.ipc.ExecRPCInvoker.invoke(ExecRPCInvoker.java:79) > > >> > > > > > > at $Proxy7.getSum(Unknown Source) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient$4.call(AggregationClient.java:263) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.coprocessor.AggregationClient$4.call(AggregationClient.java:260) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$4.call(HConnectionManager.java:1422) > > >> > > > > > > at > > >> > > java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) > > >> > > > > > > at > java.util.concurrent.FutureTask.run(FutureTask.java:166) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) > > >> > > > > > > at > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) > > >> > > > > > > at java.lang.Thread.run(Thread.java:679) > > >> > > > > > > > > >> > > > > > > ------ > > >> > > > > > > > > >> > > > > > > I'm not really sure about what I'm doing wrong. Does > anyone > > >> have > > >> > a > > >> > > > hint > > >> > > > > > > towards the right direction? > > >> > > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > > > > > > > > > > > -- > > > Thanks & Regards, > > > Anil Gupta > > > > > > > > > > > -- > > Thanks & Regards, > > Anil Gupta > > > -- Thanks & Regards, Anil Gupta
