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Ship it!




Ship It!

- Udo Kohlmeyer


On Oct. 25, 2016, 4:13 p.m., Bruce Schuchardt wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/53150/
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> 
> (Updated Oct. 25, 2016, 4:13 p.m.)
> 
> 
> Review request for geode, Darrel Schneider, Kirk Lund, and Udo Kohlmeyer.
> 
> 
> Bugs: GEODE-2024
>     https://issues.apache.org/jira/browse/GEODE-2024
> 
> 
> Repository: geode
> 
> 
> Description
> -------
> 
> This change-set causes the code in TXLockServiceImpl.release() to perform 
> periodic checks to see if grantor recovery is being performed.  If so it 
> skips releaseTryLocks, which requires a recovered grantor to function.  This 
> is in line with the previous attempts to fix this problem.  The recovery 
> message that is trying to obtain the recovery write-lock now sets the 
> "recovering" state in TXLockServiceImpl prior to attempting to get the lock 
> so that it is set when TXLockServiceImpl.release() checks its state.
> 
> 
> Diffs
> -----
> 
>   
> geode-core/src/main/java/org/apache/geode/distributed/internal/locks/DLockRecoverGrantorProcessor.java
>  37fbfbe978437db15ba1d3439b28fdcc7eb0cee8 
>   
> geode-core/src/main/java/org/apache/geode/distributed/internal/locks/DLockService.java
>  a859299a3581939740f6c62cc759179bfdd22ee1 
>   
> geode-core/src/main/java/org/apache/geode/internal/cache/locks/TXLockServiceImpl.java
>  f4ab02feb67490da03209d8953da30c0415e4677 
>   
> geode-core/src/main/java/org/apache/geode/internal/cache/locks/TXRecoverGrantorMessageProcessor.java
>  77dec946d920bf4f6d3f732c9d68f7c94bd7ea01 
>   
> geode-core/src/test/java/org/apache/geode/internal/cache/locks/TXLockServiceDUnitTest.java
>  fb16ea9e50da205322b17a9f46d6153729bf3850 
> 
> Diff: https://reviews.apache.org/r/53150/diff/
> 
> 
> Testing
> -------
> 
> TXLockServiceDUnitTest had a test for previous occurences of this problem but 
> it was marked @Ignore.  I've fixed the timing issues with that test but it 
> wasn't quite modeling what happened in the GEODE-2024 failure so I added 
> another test for grantor fail-over.  The new test ensures that another member 
> is the grantor prior to obtaining TX locks.  Then it initiates grantor 
> failover and tells the TXLockService to release its locks.
> 
> 
> Thanks,
> 
> Bruce Schuchardt
> 
>

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