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Posted to common-issues@hadoop.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2022/09/20 02:58:00 UTC
[jira] [Commented] (HADOOP-18458) AliyunOSS: AliyunOSSBlockOutputStream to support heap/off-heap buffer before uploading data to OSS
[ https://issues.apache.org/jira/browse/HADOOP-18458?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17606838#comment-17606838 ]
ASF GitHub Bot commented on HADOOP-18458:
-----------------------------------------
wujinhu opened a new pull request, #4912:
URL: https://github.com/apache/hadoop/pull/4912
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### Description of PR
Jira issue: https://issues.apache.org/jira/browse/HADOOP-18458
### How was this patch tested?
New unit tests.
### For code changes:
- [X] Does the title or this PR starts with the corresponding JIRA issue id (e.g. 'HADOOP-17799. Your PR title ...')?
- [X] Object storage: have the integration tests been executed and the endpoint declared according to the connector-specific documentation?
- [ ] If adding new dependencies to the code, are these dependencies licensed in a way that is compatible for inclusion under [ASF 2.0](http://www.apache.org/legal/resolved.html#category-a)?
- [ ] If applicable, have you updated the `LICENSE`, `LICENSE-binary`, `NOTICE-binary` files?
> AliyunOSS: AliyunOSSBlockOutputStream to support heap/off-heap buffer before uploading data to OSS
> --------------------------------------------------------------------------------------------------
>
> Key: HADOOP-18458
> URL: https://issues.apache.org/jira/browse/HADOOP-18458
> Project: Hadoop Common
> Issue Type: Improvement
> Components: fs/oss
> Affects Versions: 3.0.3, 3.1.4, 2.10.2, 3.2.4, 3.3.4
> Reporter: wujinhu
> Assignee: wujinhu
> Priority: Major
>
> Recently, our customers raise a requirement: AliyunOSSBlockOutputStream should support heap/off-heap buffer before uploading data to OSS.
> Currently, AliyunOSSBlockOutputStream buffers data in local directory before uploading to OSS, it is not efficient compared to memory.
> Changes:
> # Adds heap/off-heap buffers
> # Adds limitation of memory used, and fallback to disk
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