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HBase >> mail # user >> Bulk load fails with NullPointerException


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Re: Bulk load fails with NullPointerException
Seems like that's the one alright... Any ideas how to avoid it ? maybe a
patch ?

On Tue, Nov 6, 2012 at 8:05 PM, Jean-Daniel Cryans <[EMAIL PROTECTED]>wrote:

> This sounds a lot like https://issues.apache.org/jira/browse/HBASE-5458
>
> On Tue, Nov 6, 2012 at 2:28 AM, Amit Sela <[EMAIL PROTECTED]> wrote:
> > Hi all,
> >
> > I'm trying to bulk load using LoadIncrementalHFiles and I get a
> > NullPointerException
> > at:
> org.apache.hadoop.io.compress.zlib.ZlibFactory.isNativeZlibLoaded(ZlibFactory.java:63).
> >
> > It looks like DefaultCodec has no set configuration...
> >
> > Anyone encounter this before ?
> >
> > Thanks.
> >
> >>>>>>>>Full exception thrown:
> >
> > java.util.concurrent.ExecutionException: java.lang.NullPointerException
> > at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
> > at java.util.concurrent.FutureTask.get(FutureTask.java:83)
> > at
> >
> org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles.groupOrSplitPhase(LoadIncrementalHFiles.java:333)
> > at
> >
> org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles.doBulkLoad(LoadIncrementalHFiles.java:232)
> > at
> >
> com.infolinks.hadoop.jobrunner.UrlsHadoopJobExecutor.executeURLJob(UrlsHadoopJobExecutor.java:204)
> > at
> >
> com.infolinks.hadoop.jobrunner.UrlsHadoopJobExecutor.runJobIgnoreSystemJournal(UrlsHadoopJobExecutor.java:86)
> > at
> >
> com.infolinks.hadoop.jobrunner.HadoopJobExecutor.main(HadoopJobExecutor.java:182)
> > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > at
> >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> > at
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> > at java.lang.reflect.Method.invoke(Method.java:597)
> > at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
> > Caused by: java.lang.NullPointerException
> > at
> >
> org.apache.hadoop.io.compress.zlib.ZlibFactory.isNativeZlibLoaded(ZlibFactory.java:63)
> > at
> >
> org.apache.hadoop.io.compress.GzipCodec.getDecompressorType(GzipCodec.java:142)
> > at
> >
> org.apache.hadoop.io.compress.CodecPool.getDecompressor(CodecPool.java:125)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.Compression$Algorithm.getDecompressor(Compression.java:290)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.HFileBlock$AbstractFSReader.decompress(HFileBlock.java:1391)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.HFileBlock$FSReaderV2.readBlockDataInternal(HFileBlock.java:1897)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.HFileBlock$FSReaderV2.readBlockData(HFileBlock.java:1637)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.HFileBlock$AbstractFSReader$1.nextBlock(HFileBlock.java:1286)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.HFileBlock$AbstractFSReader$1.nextBlockWithBlockType(HFileBlock.java:1294)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.HFileReaderV2.<init>(HFileReaderV2.java:126)
> > at
> org.apache.hadoop.hbase.io.hfile.HFile.pickReaderVersion(HFile.java:552)
> > at
> >
> org.apache.hadoop.hbase.io.hfile.HFile.createReaderWithEncoding(HFile.java:589)
> > at org.apache.hadoop.hbase.io.hfile.HFile.createReader(HFile.java:603)
> > at
> >
> org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles.groupOrSplit(LoadIncrementalHFiles.java:402)
> > at
> >
> org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles$2.call(LoadIncrementalHFiles.java:323)
> > at
> >
> org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles$2.call(LoadIncrementalHFiles.java:321)
> > at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> > at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> > at
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> > at
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> > at java.lang.Thread.run(Thread.java:662)
> > 12/11/06 10:21:50 ERROR jobrunner.UrlsHadoopJobExecutor:
> jobCompleteStatus:
> > false
> > java.lang.RuntimeException: java.lang.IllegalStateException: