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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-16266) Do not throw ScannerTimeoutException when catch UnknownScannerException
Date Tue, 26 Jul 2016 00:59:20 GMT

    [ https://issues.apache.org/jira/browse/HBASE-16266?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15392947#comment-15392947
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Hudson commented on HBASE-16266:
--------------------------------

FAILURE: Integrated in HBase-1.1-JDK7 #1753 (See [https://builds.apache.org/job/HBase-1.1-JDK7/1753/])
HBASE-16266 Do not throw ScannerTimeoutException when catch (zhangduo: rev 4e8ec680feb4981ff9991372136dc646eb0e4af2)
* hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestScannerTimeout.java
* hbase-server/src/test/java/org/apache/hadoop/hbase/TestPartialResultsFromClientSide.java
* hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java


> Do not throw ScannerTimeoutException when catch UnknownScannerException
> -----------------------------------------------------------------------
>
>                 Key: HBASE-16266
>                 URL: https://issues.apache.org/jira/browse/HBASE-16266
>             Project: HBase
>          Issue Type: Improvement
>          Components: Client, Scanners
>    Affects Versions: 2.0.0, 1.3.0, 1.4.0, 1.2.2, 1.1.6
>            Reporter: Phil Yang
>            Assignee: Phil Yang
>             Fix For: 2.0.0, 1.3.0, 1.4.0, 1.2.3, 1.1.7
>
>         Attachments: HBASE-16266-v1.patch, HBASE-16266-v2.patch, HBASE-16266-v3.patch
>
>
> Now in scanner we have heartbeat to prevent timeout. The time blocked on ResultScanner.next()
may much longer than scanner timeout. So it is no need any more to throw  ScannerTimeoutException
when server throws UnknownScannerException, we can just reset the scanner like NotServingRegionException



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