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https://issues.apache.org/jira/browse/RATIS-1931?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17847139#comment-17847139
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Song Ziyang commented on RATIS-1931:
------------------------------------
A recent regression test in IoTDB observed twice off-heap memory usage in some
test-cases. The Ratis version used in the test: 3.1.0-snapshot (master branch,
commit
[{{192ce48}}|https://github.com/apache/ratis/commit/192ce4880866bc05aa09fd3fec3431dbb9ab8e8c],
built in 2024.05.16).
I'm not sure whether the issue is related to this Zero-Copy enhancement. If you
encounter the same problem in testing/benchmarking please notify me, thanks in
advance!
> Support Zero-Copy in ratis-grpc
> -------------------------------
>
> Key: RATIS-1931
> URL: https://issues.apache.org/jira/browse/RATIS-1931
> Project: Ratis
> Issue Type: Improvement
> Components: gRPC
> Reporter: Duong
> Assignee: Duong
> Priority: Major
> Attachments: datanode-on-write-ncopies.html,
> datanode-on-write-zerocopy.html
>
>
> As GRPC has stabilized the API for zero-copy for protobuf
> ([https://github.com/grpc/grpc-java/issues/7387]), it's possible to have such
> memory efficiency feature in Ratis GRPC.
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