[jira] [Commented] (KAFKA-10694) Implement zero copy for FetchSnapshot

[Jose Armando Garcia Sancio (Jira)]

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https://issues.apache.org/jira/browse/KAFKA-10694?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17257632#comment-17257632
 ] 

Jose Armando Garcia Sancio commented on KAFKA-10694:
----------------------------------------------------

Thanks for working on this [~dengziming], looking forward to the PR.

> Implement zero copy for FetchSnapshot
> -------------------------------------
>
>                 Key: KAFKA-10694
>                 URL: https://issues.apache.org/jira/browse/KAFKA-10694
>             Project: Kafka
>          Issue Type: Sub-task
>          Components: replication
>            Reporter: Jose Armando Garcia Sancio
>            Assignee: dengziming
>            Priority: Major
>
> Change the _RawSnapshotWriter_ and _RawSnapshotReader_ interfaces to allow 
> sending and receiving _FetchSnapshotResponse_ with minimal memory copies.
> This could be implemented by making the following changes
> {code:java}
> interface RawSnapshotWriter {
>   ...
>   public void append(MemoryRecords records) throws IOException;
> } {code}
> {code:java}
> interface RawSnapshotReader {
>   ...
>   public BaseRecords slice(long position) throws IOException;
> }{code}



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