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stack commented on HBASE-21563: ------------------------------- [~openinx] This like your HBASE-21379? In a different location? Different encoding? > HBase Get Encounters java.lang.IndexOutOfBoundsException > -------------------------------------------------------- > > Key: HBASE-21563 > URL: https://issues.apache.org/jira/browse/HBASE-21563 > Project: HBase > Issue Type: Bug > Components: HFile > Affects Versions: 1.2.0 > Reporter: William Shen > Priority: Major > Attachments: 67a04bc049be4f58afecdcc0a3ba62ca.tar.gz > > > We've recently encountered issue retrieving data from our HBase cluster, and > have not had much luck troubleshooting the issue. We narrowed down our issue > to a single GET, which appears to be caused by FastDiffDeltaEncoder.java > running into java.lang.IndexOutOfBoundsException. > Perhaps there is a bug on a corner case for FastDiffDeltaEncoder? > We are running 1.2.0-cdh5.9.2, and the GET in question is: > {noformat} > hbase(main):004:0> get 'qa2.ADGROUPS', > "\x05\x80\x00\x00\x00\x00\x1F\x54\x9C\x80\x00\x00\x00\x00\x1C\x7D\x45\x00\x04\x80\x00\x00\x00\x00\x1D\x0F\x19\x80\x00\x00\x00\x00\x4A\x64\x6F\x80\x00\x00\x00\x01\xD9\xDB\xCE" > COLUMN CELL > > > ERROR: java.io.IOException > at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2215) > at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:109) > at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:185) > at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:165) > Caused by: java.lang.IndexOutOfBoundsException > at java.nio.Buffer.checkBounds(Buffer.java:567) > at java.nio.HeapByteBuffer.get(HeapByteBuffer.java:149) > at > org.apache.hadoop.hbase.io.encoding.FastDiffDeltaEncoder$1.decode(FastDiffDeltaEncoder.java:465) > at > org.apache.hadoop.hbase.io.encoding.FastDiffDeltaEncoder$1.decodeNext(FastDiffDeltaEncoder.java:516) > at > org.apache.hadoop.hbase.io.encoding.BufferedDataBlockEncoder$BufferedEncodedSeeker.next(BufferedDataBlockEncoder.java:618) > at > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$EncodedScannerV2.next(HFileReaderV2.java:1277) > at > org.apache.hadoop.hbase.regionserver.StoreFileScanner.next(StoreFileScanner.java:180) > at > org.apache.hadoop.hbase.regionserver.KeyValueHeap.next(KeyValueHeap.java:108) > at > org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:588) > at > org.apache.hadoop.hbase.regionserver.KeyValueHeap.next(KeyValueHeap.java:147) > at > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.populateResult(HRegion.java:5706) > at > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextInternal(HRegion.java:5865) > at > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextRaw(HRegion.java:5643) > at > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:5620) > at > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:5606) > at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:6801) > at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:6779) > at > org.apache.hadoop.hbase.regionserver.RSRpcServices.get(RSRpcServices.java:2029) > at > org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:33644) > at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2170) > ... 3 more {noformat} > Likewise, running {{ hbase hfile -f -p }} on the specific hfile, a subset of > kv pairs were printed until the program hits the following exception and > crashes: > {noformat} > Exception in thread "main" java.lang.RuntimeException: Unknown code 65 > at org.apache.hadoop.hbase.KeyValue$Type.codeToType(KeyValue.java:259) > at org.apache.hadoop.hbase.KeyValue.keyToString(KeyValue.java:1246) > at > org.apache.hadoop.hbase.io.encoding.BufferedDataBlockEncoder$ClonedSeekerState.toString(BufferedDataBlockEncoder.java:506) > at java.lang.String.valueOf(String.java:2994) > at java.lang.StringBuilder.append(StringBuilder.java:131) > at > org.apache.hadoop.hbase.io.hfile.HFilePrettyPrinter.scanKeysValues(HFilePrettyPrinter.java:382) > at > org.apache.hadoop.hbase.io.hfile.HFilePrettyPrinter.processFile(HFilePrettyPrinter.java:316) > at > org.apache.hadoop.hbase.io.hfile.HFilePrettyPrinter.run(HFilePrettyPrinter.java:255) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) > at > org.apache.hadoop.hbase.io.hfile.HFilePrettyPrinter.main(HFilePrettyPrinter.java:677) > {noformat} > I have attached the HFile related to this issue for debugging. -- This message was sent by Atlassian JIRA (v7.6.3#76005)