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Date: Fri, 12 May 2017 08:29:04 +0000 (UTC)
From: "Anoop Sam John (JIRA)" <jira@apache.org>
To: issues@hbase.apache.org
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Subject: [jira] [Commented] (HBASE-18030) Negative tag length for hbase
 block/hfile
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archived-at: Fri, 12 May 2017 08:29:09 -0000


    [ https://issues.apache.org/jira/browse/HBASE-18030?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16007790#comment-16007790 ] 

Anoop Sam John commented on HBASE-18030:
----------------------------------------

I believe I know what is the issue.  Will try giving a patch soon.

> Negative tag length for hbase block/hfile
> -----------------------------------------
>
>                 Key: HBASE-18030
>                 URL: https://issues.apache.org/jira/browse/HBASE-18030
>             Project: HBase
>          Issue Type: Bug
>          Components: hbase, regionserver
>    Affects Versions: 1.1.2
>            Reporter: Abhishek Kumar
>            Priority: Critical
>
> 2017-04-29 14:24:14,135 ERROR [B.fifo.QRpcServer.handler=49,queue=1,port=16020] ipc.RpcServer: Unexpected throwable object java.lang.IllegalStateException: Invalid currTagsLen -32712. Block offset: 3707853, block length: 72841, position: 0 (without header). at org.apache.hadoop.hbase.io.hfile.HFileReaderV3$ScannerV3.checkTagsLen(HFileReaderV3.java:226)
> I am not not using any hbase tags feature.
> The Increment operation from the application side is triggering this error. The same is happening when scanner is run on this table. It feels that one or more particular HFile block is corrupt (with negative tagLength).
> hbase(main):007:0> scan 'table-name', {LIMIT=>1,STARTROW=>'ad:event_count:a'}
> Returning the result
> hbase(main):008:0> scan 'table-name', {LIMIT=>1,STARTROW=>'ad:event_count:b'}
> ROW                                                         COLUMN+CELL                                                                                                    
> ERROR: java.io.IOException: java.lang.IllegalStateException: Invalid currTagsLen -32701. Block offset: 272031, block length: 72441, position: 32487 (without header).
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.handleException(HRegion.java:5607)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.<init>(HRegion.java:5579)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.instantiateRegionScanner(HRegion.java:2627)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.getScanner(HRegion.java:2613)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.getScanner(HRegion.java:2595)
> 	at org.apache.hadoop.hbase.regionserver.RSRpcServices.scan(RSRpcServices.java:2282)
> 	at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:32295)


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