> On Feb. 10, 2015, 11:34 p.m., Joel Koshy wrote:
> > clients/src/main/java/org/apache/kafka/common/errors/NotEnoughReplicasAfterAppendException.java,
> >  line 24
> > <https://reviews.apache.org/r/29647/diff/2/?file=821997#file821997line24>
> >
> >     Actually this is exactly what I meant. i.e., we only retry on 
> > retriableexceptions - since a subsequent retry may actually succeed. With 
> > the current patch, the producer will not retry on 
> > NotEnoughReplicasAfterAppendException. The side-effect in question here is 
> > duplicates. Duplicates can arise even for other errors (e.g., request timed 
> > out). So that side-effect is not compelling enough to warrant a change to 
> > make this non-retriable.

I see what you mean and it makes lots of sense.

Let me raise the question on the mailing list, to be doubly sure, because I 
recall a lot of discussion about this in KAFKA-1555.

If this can be retriable, we don't need two errors 
(NotEnoughReplicasAfterAppendException and NotEnoughReplicasException) and can 
simplify this a bit.


- Gwen


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On Jan. 14, 2015, 11:41 p.m., Gwen Shapira wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/29647/
> -----------------------------------------------------------
> 
> (Updated Jan. 14, 2015, 11:41 p.m.)
> 
> 
> Review request for kafka.
> 
> 
> Bugs: KAFKA-1697
>     https://issues.apache.org/jira/browse/KAFKA-1697
> 
> 
> Repository: kafka
> 
> 
> Description
> -------
> 
> trivial change to add byte serializer to ProducerPerformance; patched by Jun 
> Rao
> 
> 
> KAFKA-1723 (delta patch to fix javadoc); make the metrics name in new 
> producer more standard; patched by Manikumar Reddy; reviewed by Jun Rao
> 
> 
> removed broker code for handling acks>1 and made 
> NotEnoughReplicasAfterAppendException non-retriable
> 
> 
> added early handling of invalid number of acks to handler and a test
> 
> 
> Diffs
> -----
> 
>   
> clients/src/main/java/org/apache/kafka/common/errors/InvalidRequiredAcksException.java
>  PRE-CREATION 
>   
> clients/src/main/java/org/apache/kafka/common/errors/NotEnoughReplicasAfterAppendException.java
>  75c80a97e43089cb3f924a38f86d67b5a8dd2b89 
>   clients/src/main/java/org/apache/kafka/common/protocol/Errors.java 
> 3316b6a1098311b8603a4a5893bf57b75d2e43cb 
>   core/src/main/scala/kafka/cluster/Partition.scala 
> b230e9a1fb1a3161f4c9d164e4890a16eceb2ad4 
>   core/src/main/scala/kafka/server/KafkaApis.scala 
> c011a1b79bd6c4e832fe7d097daacb0d647d1cd4 
>   core/src/test/scala/unit/kafka/api/RequestResponseSerializationTest.scala 
> cd16ced5465d098be7a60498326b2a98c248f343 
>   core/src/test/scala/unit/kafka/api/testKafkaApis.scala PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/29647/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Gwen Shapira
> 
>

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