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Posted to dev@lens.apache.org by Amareshwari Sriramadasu <am...@apache.org> on 2015/07/03 11:16:32 UTC

Re: Review Request 35590: LENS-477 - Lens service health status

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/35590/#review90328
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lens-server/pom.xml (line 245)
<https://reviews.apache.org/r/35590/#comment143342>

    Is this dependency required?



lens-server/src/main/java/org/apache/lens/server/LensService.java (line 431)
<https://reviews.apache.org/r/35590/#comment143343>

    Instead of simple boolean status of healthy or not, let it give isHealthy or not, along with details of what is not healthy.
    
    Something like
    HealthStatus {
    boolean healthy;
    String details;
    }



lens-server/src/main/java/org/apache/lens/server/healthcheck/LensAdminStatusCheck.java (line 41)
<https://reviews.apache.org/r/35590/#comment143344>

    This doesnt seem reasonable to be here - hitting the same server through end point.


- Amareshwari Sriramadasu


On June 21, 2015, 3:45 a.m., Yash Sharma wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/35590/
> -----------------------------------------------------------
> 
> (Updated June 21, 2015, 3:45 a.m.)
> 
> 
> Review request for lens.
> 
> 
> Repository: lens
> 
> 
> Description
> -------
> 
> Lens service health status.
> 
> https://issues.apache.org/jira/browse/LENS-477
> 
> Initial patch for LENS-477. 
> We should list all other API/Endpoints etc that should be considered for health checks.
> 
> Current checks implemented-
> curl http://localhost:9999/admin/healthcheck
> {"admin-status":{"healthy":true},"metastore":{"healthy":true},"queryapi":{"healthy":true}}
> 
> 
> Diffs
> -----
> 
>   lens-server/pom.xml bb12e00 
>   lens-server/src/main/java/org/apache/lens/server/LensService.java ae9af6a 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/LensAdminStatusCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/LensMetastoreCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/LensQueryApiCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/LensServiceCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/metastore/CubeMetastoreServiceImpl.java 07e20dc 
>   lens-server/src/main/java/org/apache/lens/server/metrics/MetricsServiceImpl.java 9ae0d66 
>   lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 8a1b7c8 
>   lens-server/src/main/java/org/apache/lens/server/quota/QuotaServiceImpl.java 89cfe71 
>   lens-server/src/main/java/org/apache/lens/server/scheduler/QuerySchedulerServiceImpl.java 32feeb9 
>   lens-server/src/main/java/org/apache/lens/server/session/HiveSessionService.java fa061ec 
> 
> Diff: https://reviews.apache.org/r/35590/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Yash Sharma
> 
>


Re: Review Request 35590: LENS-477 - Lens service health status

Posted by Yash Sharma <ya...@gmail.com>.

> On July 3, 2015, 9:16 a.m., Amareshwari Sriramadasu wrote:
> > lens-server/pom.xml, line 245
> > <https://reviews.apache.org/r/35590/diff/2/?file=989062#file989062line245>
> >
> >     Is this dependency required?

This was required for querying the rest endpoint. Have removed endpoint check and the dependency now.


> On July 3, 2015, 9:16 a.m., Amareshwari Sriramadasu wrote:
> > lens-server/src/main/java/org/apache/lens/server/LensService.java, line 431
> > <https://reviews.apache.org/r/35590/diff/2/?file=989063#file989063line431>
> >
> >     Instead of simple boolean status of healthy or not, let it give isHealthy or not, along with details of what is not healthy.
> >     
> >     Something like
> >     HealthStatus {
> >     boolean healthy;
> >     String details;
> >     }

+1. Implemented.


> On July 3, 2015, 9:16 a.m., Amareshwari Sriramadasu wrote:
> > lens-server/src/main/java/org/apache/lens/server/healthcheck/LensAdminStatusCheck.java, line 41
> > <https://reviews.apache.org/r/35590/diff/2/?file=989064#file989064line41>
> >
> >     This doesnt seem reasonable to be here - hitting the same server through end point.

Removed endpoints hits now.


- Yash


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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/35590/#review90328
-----------------------------------------------------------


On July 4, 2015, 8:31 a.m., Yash Sharma wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/35590/
> -----------------------------------------------------------
> 
> (Updated July 4, 2015, 8:31 a.m.)
> 
> 
> Review request for lens.
> 
> 
> Repository: lens
> 
> 
> Description
> -------
> 
> Lens service health status.
> 
> https://issues.apache.org/jira/browse/LENS-477
> 
> Initial patch for LENS-477. 
> We should list all other API/Endpoints etc that should be considered for health checks.
> 
> Current checks implemented-
> curl http://localhost:9999/admin/healthcheck
> {"admin-status":{"healthy":true},"metastore":{"healthy":true},"queryapi":{"healthy":true}}
> 
> 
> Diffs
> -----
> 
>   lens-server/src/main/java/org/apache/lens/server/LensService.java ae9af6a 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/CubeMetastoreServiceHealthCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/HealthStatus.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/HiveSessionServiceHealthCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/QueryExecutionServiceImplHealthCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/QuerySchedulerServiceImplHealthCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/healthcheck/QuotaServiceImplHealthCheck.java PRE-CREATION 
>   lens-server/src/main/java/org/apache/lens/server/metastore/CubeMetastoreServiceImpl.java 07e20dc 
>   lens-server/src/main/java/org/apache/lens/server/metrics/MetricsServiceImpl.java 39f9f52 
>   lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 429b262 
>   lens-server/src/main/java/org/apache/lens/server/quota/QuotaServiceImpl.java 89cfe71 
>   lens-server/src/main/java/org/apache/lens/server/scheduler/QuerySchedulerServiceImpl.java 32feeb9 
>   lens-server/src/main/java/org/apache/lens/server/session/HiveSessionService.java 36adee0 
> 
> Diff: https://reviews.apache.org/r/35590/diff/
> 
> 
> Testing
> -------
> 
> {"metastore":{"healthy":true},"query":{"healthy":true},"quota":{"healthy":true},"scheduler":{"healthy":true},"session":{"healthy":true}}
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO] 
> [INFO] Lens Checkstyle Rules .............................. SUCCESS [  2.406 s]
> [INFO] Lens ............................................... SUCCESS [  3.076 s]
> [INFO] Lens API ........................................... SUCCESS [ 21.916 s]
> [INFO] Lens API for server and extensions ................. SUCCESS [ 24.478 s]
> [INFO] Lens Cube .......................................... SUCCESS [03:27 min]
> [INFO] Lens DB storage .................................... SUCCESS [ 21.254 s]
> [INFO] Lens Query Library ................................. SUCCESS [ 16.945 s]
> [INFO] Lens Hive Driver ................................... SUCCESS [02:42 min]
> [INFO] Lens Driver for JDBC ............................... SUCCESS [ 39.914 s]
> [INFO] Lens Server ........................................ SUCCESS [05:47 min]
> [INFO] Lens client ........................................ SUCCESS [ 41.465 s]
> [INFO] Lens CLI ........................................... SUCCESS [02:17 min]
> [INFO] Lens Examples ...................................... SUCCESS [ 10.659 s]
> [INFO] Lens Distribution .................................. SUCCESS [  8.244 s]
> [INFO] Lens ML Lib ........................................ SUCCESS [01:24 min]
> [INFO] Lens ML Ext Distribution ........................... SUCCESS [  2.815 s]
> [INFO] Lens Regression .................................... SUCCESS [ 12.904 s]
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 19:06 min
> [INFO] Finished at: 2015-07-04T13:54:16+05:30
> [INFO] Final Memory: 125M/400M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Yash Sharma
> 
>