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https://issues.apache.org/jira/browse/HBASE-14046?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15156697#comment-15156697
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ramkrishna.s.vasudevan commented on HBASE-14046:
------------------------------------------------
. Just seeing this comment.
bq.When this issue came, configured hbase.bucketcache.bucket.sizes to non
default values?
No this value was the default one. Only the param 'hbase.bucketcache.size' used
to be changed.
> IllegalArgumentException: Negative position from
> hfile.bucket.FileIOEngine.read
> -------------------------------------------------------------------------------
>
> Key: HBASE-14046
> URL: https://issues.apache.org/jira/browse/HBASE-14046
> Project: HBase
> Issue Type: Bug
> Components: BucketCache, regionserver
> Affects Versions: 0.98.6
> Environment: CentOS release 6.4 X86_64
> Reporter: louis hust
> Assignee: ramkrishna.s.vasudevan
> Priority: Critical
>
> When I scan a table using hbase shell, got the following message:
> {code:bash}
> hbase(main):001:0> scan 'atpco:ttf_record6'
> ROW COLUMN+CELL
> ERROR: org.apache.hadoop.hbase.exceptions.OutOfOrderScannerNextException:
> Expected nextCallSeq: 1 But the nextCallSeq got from client: 0;
> request=scanner_id: 201542113 number_of_rows: 100 close_scanner: false
> next_call_seq: 0
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.scan(HRegionServer.java:3193)
> at
> org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:29587)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2031)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108)
> at
> org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:114)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:94)
> at java.lang.Thread.run(Thread.java:744)
> {code}
> And the region server got the following error:
> {code}
> 2015-06-30 11:08:11,877 ERROR
> [B.defaultRpcServer.handler=27,queue=0,port=60020] ipc.RpcServer: Unexpected
> throwable object
> java.lang.IllegalArgumentException: Negative position
> at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:675)
> at
> org.apache.hadoop.hbase.io.hfile.bucket.FileIOEngine.read(FileIOEngine.java:87)
> at
> org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getBlock(BucketCache.java:406)
> at
> org.apache.hadoop.hbase.io.hfile.LruBlockCache.getBlock(LruBlockCache.java:389)
> at
> org.apache.hadoop.hbase.io.hfile.HFileReaderV2.readBlock(HFileReaderV2.java:359)
> at
> org.apache.hadoop.hbase.io.hfile.HFileReaderV2$AbstractScannerV2.readNextDataBlock(HFileReaderV2.java:635)
> at
> org.apache.hadoop.hbase.io.hfile.HFileReaderV2$ScannerV2.next(HFileReaderV2.java:749)
> at
> org.apache.hadoop.hbase.regionserver.StoreFileScanner.next(StoreFileScanner.java:136)
> at
> org.apache.hadoop.hbase.regionserver.KeyValueHeap.next(KeyValueHeap.java:108)
> at
> org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:507)
> at
> org.apache.hadoop.hbase.regionserver.KeyValueHeap.next(KeyValueHeap.java:140)
> at
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.populateResult(HRegion.java:3900)
> at
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextInternal(HRegion.java:3980)
> at
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextRaw(HRegion.java:3858)
> at
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextRaw(HRegion.java:3849)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.scan(HRegionServer.java:3245)
> at
> org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:29587)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2031)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108)
> {code}
> It seems something wrong with the BucketCache.
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