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https://issues.apache.org/jira/browse/CASSANDRA-14488?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jason Brown reassigned CASSANDRA-14488:
---------------------------------------

         Assignee: Benoit Wiart
         Reviewer: Jason Brown
    Fix Version/s: 4.0.x

> Avoid unneeded memory allocations / cpu for disabled log levels
> ---------------------------------------------------------------
>
>                 Key: CASSANDRA-14488
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14488
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: Benoit Wiart
>            Assignee: Benoit Wiart
>            Priority: Minor
>             Fix For: 4.0.x
>
>
> add debug and trace log guard when the parameters creation implies memory 
> allocations and / or cpu.
> Especially for StreamingInboundHandler/NettyStreamingMessageSender where 
> createLogTag is allocating 64*2+UUID#toString bytes.



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