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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-16266) Do not throw ScannerTimeoutException when catch UnknownScannerException
Date Mon, 25 Jul 2016 20:19:20 GMT

    [ https://issues.apache.org/jira/browse/HBASE-16266?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15392589#comment-15392589
] 

Hudson commented on HBASE-16266:
--------------------------------

SUCCESS: Integrated in HBase-1.2 #680 (See [https://builds.apache.org/job/HBase-1.2/680/])
HBASE-16266 Do not throw ScannerTimeoutException when catch (zhangduo: rev 53f7dfccf9980b061063ef01c24c5bbc1369bf6e)
* hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestScannerTimeout.java
* hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java
* hbase-server/src/test/java/org/apache/hadoop/hbase/TestPartialResultsFromClientSide.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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