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Posted to issues@ozone.apache.org by "Shashikant Banerjee (Jira)" <ji...@apache.org> on 2021/08/26 15:19:00 UTC
[jira] [Commented] (HDDS-4454) Ozone Streaming Write Pipeline
[ https://issues.apache.org/jira/browse/HDDS-4454?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17405296#comment-17405296 ]
Shashikant Banerjee commented on HDDS-4454:
-------------------------------------------
https://issues.apache.org/jira/browse/HDFS-16187 tracks the issue upstream.
> Ozone Streaming Write Pipeline
> ------------------------------
>
> Key: HDDS-4454
> URL: https://issues.apache.org/jira/browse/HDDS-4454
> Project: Apache Ozone
> Issue Type: New Feature
> Components: Ozone Client, Ozone Datanode
> Reporter: Shashikant Banerjee
> Assignee: Shashikant Banerjee
> Priority: Major
> Attachments: Ozone Write Pipeline with Ratis Streaming20210609.pdf, Ozone Write Streaming.pdf, image-2020-11-17-09-15-58-880.png
>
>
> https://issues.apache.org/jira/browse/RATIS-979 implements streaming semantics in Ratis.
> Currently, ozone write pattern is bursty and involves multiple buffers copies as well multiple ratis log syncs in a block write. The idea of the Jira is to use a zero buffer copy based ratis streaming in ozone write path for better performance and resource utilisation.
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