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[Subtask] [Netty] Use off heap memory to read HDFS data #596

Closed
3 tasks done
Tracked by #133
jerqi opened this issue Feb 13, 2023 · 1 comment · Fixed by #806
Closed
3 tasks done
Tracked by #133

[Subtask] [Netty] Use off heap memory to read HDFS data #596

jerqi opened this issue Feb 13, 2023 · 1 comment · Fixed by #806

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@jerqi
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jerqi commented Feb 13, 2023 •
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  • I have searched in the issues and found no similar issues.

Describe the subtask

We need to use off heap memory to read HDFS data to reduce GC.

Parent issue

#133

Are you willing to submit PR?

  • Yes I am willing to submit a PR!
@jerqi jerqi mentioned this issue Feb 22, 2023
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jerqi commented Apr 6, 2023

Method read can use ByteBuffer to read data. https://hadoop.apache.org/docs/current/api/org/apache/hadoop/fs/FSDataInputStream.html

jerqi added a commit to jerqi/incubator-uniffle that referenced this issue Apr 10, 2023
@jerqi
[apache#596] Use off heap memory to read HDFS data
e302695
@jerqi jerqi mentioned this issue Apr 10, 2023
Merged
jerqi added a commit that referenced this issue Apr 13, 2023
@jerqi
[#596] feat(netty): Use off heap memory to read HDFS data (#806)
c6cde5d 
### What changes were proposed in this pull request?
1. Use off heap memory to read HDFS data
2. remove some unused code
(to do: use off heap memory to read HDFS index data)

### Why are the changes needed?
Fix: #596 

### Does this PR introduce _any_ user-facing change?
Yes, add the document.

### How was this patch tested?
Pass origin tests.
jerqi added a commit to jerqi/incubator-uniffle that referenced this issue May 8, 2023
@jerqi
[apache#596][FOLLOWUP] Index data support offheap read
6357775
@jerqi jerqi mentioned this issue May 8, 2023
Merged
jerqi added a commit that referenced this issue May 10, 2023
@jerqi
[#596][FOLLOWUP] Index data support offheap read (#852)
0125fe3 
### What changes were proposed in this pull request?
We support to read off heap data in the #806, we support to read index in this pr.

### Why are the changes needed?
#596 follow up pr

### Does this PR introduce _any_ user-facing change?

No.

### How was this patch tested?
GA passed.
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[#596] feat(netty): Use off heap memory to read HDFS data jerqi/incubator-uniffle
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@jerqi