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https://issues.apache.org/jira/browse/HBASE-15831?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15284656#comment-15284656
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Anoop Sam John edited comment on HBASE-15831 at 5/16/16 2:38 PM:
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Each Job is trying to scan how many rows? And how many rows in one RPC? (HBase
scanner caching value). Any filtering on scan job?
was (Author: anoop.hbase):
Each Job is trying to scan how many rows? And how many rows in one RPC? (HBase
scanner caching value)
> we are running a Spark Job for scanning Hbase table getting Caused by:
> org.apache.hadoop.hbase.exceptions.OutOfOrderScannerNextException
> ----------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-15831
> URL: https://issues.apache.org/jira/browse/HBASE-15831
> Project: HBase
> Issue Type: Bug
> Reporter: Neemesh
>
> I am getting following error when I am trying to scan hbase table in QED
> environment for a particular collection
> Caused by: org.apache.hadoop.hbase.exceptions.OutOfOrderScannerNextException:
> org.apache.hadoop.hbase.exceptions.OutOfOrderScannerNextException: Expected
> nextCallSeq: 1 But the nextCallSeq got from client: 0; request=scanner_id:
> 1629041 number_of_rows: 100 close_scanner: false next_call_seq: 0
> Following is the command to execute the spark job
> spark-submit --master yarn --deploy-mode client --driver-memory 4g --queue
> root.ecpqedv1patents --class com.thomsonreuters.spark.hbase.HbaseSparkFinal
> HbaseSparkVenus.jar ecpqedv1patents:NovusDocCopy w_3rd_bonds
> even I tried running this adding following two parameter also --num-executors
> 200 --executor-cores 4 but even it was throwing same exception.
> I goggled and found if we add following properties we would not be getting
> above issue, but this property changes also did not help
> .set("hbase.client.pause","1000")
> .set("hbase.rpc.timeout","90000")
> .set("hbase.client.retries.number","3")
> .set("zookeeper.recovery.retry","1")
> .set("hbase.client.operation.timeout","30000")
> .set("hbase.client.scanner.timeout.period","90000")
> Please let us know how to resolve this issue
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