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Posted to dev@flume.apache.org by Umesh Chaudhary <um...@gmail.com> on 2016/10/05 10:51:02 UTC

Review Request 52550: FLUME-2989: Review Request

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https://reviews.apache.org/r/52550/
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Review request for Flume.


Repository: flume-git


Description
-------

Added appropriate function calls to capture eventTakeAttemptCount and eventPutAttemptCount in KafkaChannel


Diffs
-----

  flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java 66b553a 

Diff: https://reviews.apache.org/r/52550/diff/


Testing
-------

Testing Passed.


Thanks,

Umesh Chaudhary


Re: Review Request 52550: FLUME-2989: Review Request

Posted by Umesh Chaudhary <um...@gmail.com>.

> On Oct. 5, 2016, 9:12 p.m., Jeff Holoman wrote:
> > Can you elaborate on "Testing passed". I think it would make sense to unit-test this in order to ensure the counters are incrementing properly.

As this is a trivial change and we have already working counters like TIMER_KAFKA_EVENT_GET, COUNTER_EVENT_PUT_SUCCESS and COUNTER_EVENT_TAKE_SUCCESS in place so thought this would work in the same way.


> On Oct. 5, 2016, 9:12 p.m., Jeff Holoman wrote:
> > flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java, line 533
> > <https://reviews.apache.org/r/52550/diff/1/?file=1522919#file1522919line533>
> >
> >     I don't think this is in the correct place. The previous line adds the entire batch to the Put Success count. I think we want to add this in the doPut method instead?

Yes, you're correct. I was thinking to also increment it even when trying to commit the get/put. But that is actually not a get/put attempt so I will revert it.


> On Oct. 5, 2016, 9:12 p.m., Jeff Holoman wrote:
> > flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java, line 550
> > <https://reviews.apache.org/r/52550/diff/1/?file=1522919#file1522919line550>
> >
> >     Same thing here. I don't see why we need this here if we are already incrementing in the doTake()?

Fixed as above comment


- Umesh


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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/52550/#review151557
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On Oct. 5, 2016, 10:51 a.m., Umesh Chaudhary wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/52550/
> -----------------------------------------------------------
> 
> (Updated Oct. 5, 2016, 10:51 a.m.)
> 
> 
> Review request for Flume.
> 
> 
> Repository: flume-git
> 
> 
> Description
> -------
> 
> Added appropriate function calls to capture eventTakeAttemptCount and eventPutAttemptCount in KafkaChannel
> 
> 
> Diffs
> -----
> 
>   flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java 66b553a 
> 
> Diff: https://reviews.apache.org/r/52550/diff/
> 
> 
> Testing
> -------
> 
> Testing Passed.
> 
> 
> Thanks,
> 
> Umesh Chaudhary
> 
>


Re: Review Request 52550: FLUME-2989: Review Request

Posted by Jeff Holoman <je...@gmail.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/52550/#review151557
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Can you elaborate on "Testing passed". I think it would make sense to unit-test this in order to ensure the counters are incrementing properly.


flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java (line 533)
<https://reviews.apache.org/r/52550/#comment220002>

    I don't think this is in the correct place. The previous line adds the entire batch to the Put Success count. I think we want to add this in the doPut method instead?



flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java (line 550)
<https://reviews.apache.org/r/52550/#comment220003>

    Same thing here. I don't see why we need this here if we are already incrementing in the doTake()?


- Jeff Holoman


On Oct. 5, 2016, 10:51 a.m., Umesh Chaudhary wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/52550/
> -----------------------------------------------------------
> 
> (Updated Oct. 5, 2016, 10:51 a.m.)
> 
> 
> Review request for Flume.
> 
> 
> Repository: flume-git
> 
> 
> Description
> -------
> 
> Added appropriate function calls to capture eventTakeAttemptCount and eventPutAttemptCount in KafkaChannel
> 
> 
> Diffs
> -----
> 
>   flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java 66b553a 
> 
> Diff: https://reviews.apache.org/r/52550/diff/
> 
> 
> Testing
> -------
> 
> Testing Passed.
> 
> 
> Thanks,
> 
> Umesh Chaudhary
> 
>


Re: Review Request 52550: FLUME-2989: Review Request

Posted by Umesh Chaudhary <um...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/52550/
-----------------------------------------------------------

(Updated Oct. 19, 2016, 10:17 a.m.)


Review request for Flume, Bal�zs Don�t Bessenyei, Jeff Holoman, and Mike Percy.


Repository: flume-git


Description
-------

Added appropriate function calls to capture eventTakeAttemptCount and eventPutAttemptCount in KafkaChannel


Diffs (updated)
-----

  flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java 47c0634 
  flume-ng-channels/flume-kafka-channel/src/test/java/org/apache/flume/channel/kafka/TestKafkaChannel.java 276fee1 

Diff: https://reviews.apache.org/r/52550/diff/


Testing (updated)
-------

# mvn  -DfailIfNoTests=false -Dtest=org.apache.flume.channel.kafka.TestKafkaChannel test

[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 04:17 min
[INFO] Finished at: 2016-10-19T15:31:38+05:30
[INFO] Final Memory: 98M/1210M
[INFO] ------------------------------------------------------------------------

# mvn -pl flume-ng-channels -Drat.skip=true test

[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.108 s
[INFO] Finished at: 2016-10-19T15:44:52+05:30
[INFO] Final Memory: 23M/309M
[INFO] ------------------------------------------------------------------------


Thanks,

Umesh Chaudhary


Re: Review Request 52550: FLUME-2989: Review Request

Posted by Umesh Chaudhary <um...@gmail.com>.

> On Oct. 18, 2016, 9:44 a.m., Bal�zs Don�t Bessenyei wrote:
> > flume-ng-channels/flume-kafka-channel/src/test/java/org/apache/flume/channel/kafka/TestKafkaChannel.java, line 769
> > <https://reviews.apache.org/r/52550/diff/2/?file=1529617#file1529617line769>
> >
> >     Do you think this Thread.sleep could be avoided?
> >     
> >     If not, do you think you can change it in a way that it will be not-so-prone to flakiness?
> >     (Maybe something like at https://reviews.apache.org/r/49025/diff/5#3 )

Need Thread.sleep to spawn the HTTPMetricsServer before making HTTP GET request for metrics. 

Reduced the sleep time for 10ms so that it would not show flakiness.


On Oct. 18, 2016, 9:44 a.m., Umesh Chaudhary wrote:
> > Thank you for the patch!
> > 
> > Can you please rebase it on trunk so that it applies cleanly?
> > 
> > Also, please reformat the code to pass checkstyle checks.

Rebased in on trunk and fixed the checkstyle error.


- Umesh


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/52550/#review153062
-----------------------------------------------------------


On Oct. 19, 2016, 10:17 a.m., Umesh Chaudhary wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/52550/
> -----------------------------------------------------------
> 
> (Updated Oct. 19, 2016, 10:17 a.m.)
> 
> 
> Review request for Flume, Bal�zs Don�t Bessenyei, Jeff Holoman, and Mike Percy.
> 
> 
> Repository: flume-git
> 
> 
> Description
> -------
> 
> Added appropriate function calls to capture eventTakeAttemptCount and eventPutAttemptCount in KafkaChannel
> 
> 
> Diffs
> -----
> 
>   flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java 47c0634 
>   flume-ng-channels/flume-kafka-channel/src/test/java/org/apache/flume/channel/kafka/TestKafkaChannel.java 276fee1 
> 
> Diff: https://reviews.apache.org/r/52550/diff/
> 
> 
> Testing
> -------
> 
> # mvn  -DfailIfNoTests=false -Dtest=org.apache.flume.channel.kafka.TestKafkaChannel test
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 04:17 min
> [INFO] Finished at: 2016-10-19T15:31:38+05:30
> [INFO] Final Memory: 98M/1210M
> [INFO] ------------------------------------------------------------------------
> 
> # mvn -pl flume-ng-channels -Drat.skip=true test
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 1.108 s
> [INFO] Finished at: 2016-10-19T15:44:52+05:30
> [INFO] Final Memory: 23M/309M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Umesh Chaudhary
> 
>


Re: Review Request 52550: FLUME-2989: Review Request

Posted by Balázs Donát Bessenyei <be...@cloudera.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/52550/#review153062
-----------------------------------------------------------




flume-ng-channels/flume-kafka-channel/src/test/java/org/apache/flume/channel/kafka/TestKafkaChannel.java (line 769)
<https://reviews.apache.org/r/52550/#comment222338>

    Do you think this Thread.sleep could be avoided?
    
    If not, do you think you can change it in a way that it will be not-so-prone to flakiness?
    (Maybe something like at https://reviews.apache.org/r/49025/diff/5#3 )


Thank you for the patch!

Can you please rebase it on trunk so that it applies cleanly?

Also, please reformat the code to pass checkstyle checks.

- Bal�zs Don�t Bessenyei


On Oct. 10, 2016, 12:44 p.m., Umesh Chaudhary wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/52550/
> -----------------------------------------------------------
> 
> (Updated Oct. 10, 2016, 12:44 p.m.)
> 
> 
> Review request for Flume.
> 
> 
> Repository: flume-git
> 
> 
> Description
> -------
> 
> Added appropriate function calls to capture eventTakeAttemptCount and eventPutAttemptCount in KafkaChannel
> 
> 
> Diffs
> -----
> 
>   flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java 66b553a 
>   flume-ng-channels/flume-kafka-channel/src/test/java/org/apache/flume/channel/kafka/TestKafkaChannel.java 57c0b28 
> 
> Diff: https://reviews.apache.org/r/52550/diff/
> 
> 
> Testing
> -------
> 
> Testing Done.
> 
> 
> Thanks,
> 
> Umesh Chaudhary
> 
>


Re: Review Request 52550: FLUME-2989: Review Request

Posted by Umesh Chaudhary <um...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/52550/
-----------------------------------------------------------

(Updated Oct. 10, 2016, 12:44 p.m.)


Review request for Flume.


Changes
-------

Added Unit Test and incorporated Jeff's comments.


Repository: flume-git


Description
-------

Added appropriate function calls to capture eventTakeAttemptCount and eventPutAttemptCount in KafkaChannel


Diffs (updated)
-----

  flume-ng-channels/flume-kafka-channel/src/main/java/org/apache/flume/channel/kafka/KafkaChannel.java 66b553a 
  flume-ng-channels/flume-kafka-channel/src/test/java/org/apache/flume/channel/kafka/TestKafkaChannel.java 57c0b28 

Diff: https://reviews.apache.org/r/52550/diff/


Testing (updated)
-------

Testing Done.


Thanks,

Umesh Chaudhary