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https://issues.apache.org/jira/browse/NIFI-5805?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16683122#comment-16683122
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ASF GitHub Bot commented on NIFI-5805:
--------------------------------------

Github user ijokarumawak commented on the issue:

    https://github.com/apache/nifi/pull/3160
  
    @markap14 The updates look good to me. I'm +1 on this PR. However, there 
are some conflicts with the recent change and I think it's safe for you to 
resolve the conflict instead of me doing that. Please address conflicts and 
merge it. Thanks!


> Avro Record Writer service creates byte buffer for every Writer created
> -----------------------------------------------------------------------
>
>                 Key: NIFI-5805
>                 URL: https://issues.apache.org/jira/browse/NIFI-5805
>             Project: Apache NiFi
>          Issue Type: Bug
>            Reporter: Mark Payne
>            Assignee: Mark Payne
>            Priority: Major
>             Fix For: 1.9.0
>
>
> When we use the Avro RecordSet Writer, and do not embed the schema, the 
> Writer uses the Avro BinaryEncoder object to serialize the data. This object 
> can be initialized, but instead we create a new one for each writer. This 
> results in creating a new 64 KB byte[] each time. When we are writing many 
> records to a given FlowFile, this is not a big deal. However, when used in 
> PublishKafkaRecord or similar processors, where a new writer must be created 
> for every Record, this can have a very significant performance impact.
> An improvement would be to have the user configure the maximum number of 
> BinaryEncoder objects to pool and then use a simple pooling mechanism to 
> reuse these objects.



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