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From "Duo Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-16266) Do not throw ScannerTimeoutException when catch UnknownScannerException
Date Mon, 25 Jul 2016 15:01:20 GMT

     [ https://issues.apache.org/jira/browse/HBASE-16266?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Duo Zhang updated HBASE-16266:
------------------------------
      Resolution: Fixed
    Hadoop Flags: Reviewed
          Status: Resolved  (was: Patch Available)

Pushed to branch-1.1+. Thanks [~yangzhe1991] for the patch. Thanks all for reviewing.

> 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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