> On June 16, 2014, 5:59 p.m., Robert Kanter wrote:
> > core/src/main/java/org/apache/oozie/service/JobsConcurrencyService.java, 
> > line 139
> > <https://reviews.apache.org/r/17720/diff/13/?file=608483#file608483line139>
> >
> >     This can be removed and the similar method you added for the HCat+HA 
> > patch can be used instead.

actually both introduced for different purposes. isHighlyAvailableMode() 
indicate whether server starts in HA mode or not (ZKJobsConcurrency used or 
not),  MultipleServerRunning indicate whether # of servers running > 1 or not 
at each moment (even in HA mode).  in HCat, we enable dependency table purge 
when start in HA mode (regardless of # of servers) thus, using 
isHighlyAvailableMode().   in SLA, even in HA mode, when only one server is 
running, we avoid using zk lock, thus using MultipleServerRunning(). so I 
believe both needed.


> On June 16, 2014, 5:59 p.m., Robert Kanter wrote:
> > core/src/main/java/org/apache/oozie/sla/SLACalcStatus.java, line 290
> > <https://reviews.apache.org/r/17720/diff/13/?file=608485#file608485line290>
> >
> >     What happens if multiple threads in the same Oozie server try to call 
> > acquireLock(), isLocked(), and/or releaseLock() concurrently?

yes, to that end, we do synchronized (slaCalc) before occurence of 
slaCalc.acquireLock(). let me check again if there is no overlook


- Ryota


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On June 13, 2014, 7:49 a.m., Ryota Egashira wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/17720/
> -----------------------------------------------------------
> 
> (Updated June 13, 2014, 7:49 a.m.)
> 
> 
> Review request for oozie.
> 
> 
> Bugs: OOZIE-1678
>     https://issues.apache.org/jira/browse/OOZIE-1678
> 
> 
> Repository: oozie-git
> 
> 
> Description
> -------
> 
> https://issues.apache.org/jira/browse/OOZIE-1678
> 
> 
> Diffs
> -----
> 
>   core/src/main/java/org/apache/oozie/WorkflowJobBean.java 0b8ee96 
>   core/src/main/java/org/apache/oozie/command/coord/CoordChangeXCommand.java 
> 436b999 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/BundleActionQueryExecutor.java
>  d2331e8 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/BundleJobQueryExecutor.java 
> 319aea0 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/CoordActionQueryExecutor.java
>  f5304ca 
>   core/src/main/java/org/apache/oozie/executor/jpa/CoordJobQueryExecutor.java 
> cddeaf7 
>   core/src/main/java/org/apache/oozie/executor/jpa/QueryExecutor.java 536743b 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/SLARegistrationQueryExecutor.java
>  e3b115f 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/SLASummaryQueryExecutor.java 
> 79d11ed 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/WorkflowActionQueryExecutor.java
>  9156a27 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/WorkflowJobQueryExecutor.java
>  e7d42e9 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/sla/SLARegistrationGetJPAExecutor.java
>  7b4e177 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/sla/SLARegistrationGetOnRestartJPAExecutor.java
>  1510daf 
>   
> core/src/main/java/org/apache/oozie/executor/jpa/sla/SLASummaryGetJPAExecutor.java
>  1f7cb4d 
>   core/src/main/java/org/apache/oozie/service/JPAService.java 1b8f53e 
>   core/src/main/java/org/apache/oozie/service/JobsConcurrencyService.java 
> 27c97e6 
>   core/src/main/java/org/apache/oozie/service/ZKJobsConcurrencyService.java 
> 611b74c 
>   core/src/main/java/org/apache/oozie/sla/SLACalcStatus.java ea53712 
>   core/src/main/java/org/apache/oozie/sla/SLACalculatorMemory.java 618d899 
>   core/src/main/java/org/apache/oozie/sla/SLAOperations.java b0da3dc 
>   core/src/main/java/org/apache/oozie/sla/SLASummaryBean.java 0a70326 
>   core/src/main/java/org/apache/oozie/sla/service/SLAService.java 7fcb334 
>   
> core/src/test/java/org/apache/oozie/command/coord/TestCoordChangeXCommand.java
>  86c2d32 
>   
> core/src/test/java/org/apache/oozie/executor/jpa/TestSLARegistrationQueryExecutor.java
>  00fb677 
>   
> core/src/test/java/org/apache/oozie/executor/jpa/TestSLASummaryQueryExecutor.java
>  2e170a4 
>   
> core/src/test/java/org/apache/oozie/executor/jpa/TestWorkflowJobQueryExecutor.java
>  9e0f03b 
>   
> core/src/test/java/org/apache/oozie/executor/jpa/TestWorkflowJobsCountNotForPurgeFromWorkflowParentIdJPAExecutor.java
>  ea36720 
>   core/src/test/java/org/apache/oozie/service/TestHASLAService.java 
> PRE-CREATION 
>   core/src/test/java/org/apache/oozie/sla/TestSLACalculationJPAExecutor.java 
> 9270aa2 
>   core/src/test/java/org/apache/oozie/sla/TestSLACalculatorMemory.java 
> 9a16722 
>   core/src/test/java/org/apache/oozie/sla/TestSLAEventGeneration.java cb4e434 
>   core/src/test/java/org/apache/oozie/sla/TestSLAJobEventListener.java 
> 3ce86ab 
>   
> core/src/test/java/org/apache/oozie/sla/TestSLARegistrationGetJPAExecutor.java
>  40376a5 
>   
> core/src/test/java/org/apache/oozie/sla/TestSLARegistrationGetRecordsOnRestartJPAExecutor.java
>  cd2fbae 
>   core/src/test/java/org/apache/oozie/sla/TestSLAService.java 291d850 
>   
> core/src/test/java/org/apache/oozie/sla/TestSLASummaryGetOnRestartJPAExecutor.java
>  3a9e72e 
>   core/src/test/java/org/apache/oozie/test/ZKXTestCase.java 7bebaf0 
>   core/src/test/resources/coord-action-sla.xml 4893c61 
> 
> Diff: https://reviews.apache.org/r/17720/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Ryota Egashira
> 
>

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