apache / apache/uniffle

[FEATURE] Broadcast the shuffle handle info for the reader

Open
#2,642 0 comments 0 reactions 0 assignees View on GitHub
Dominant language
Java
Stars
454
Forks
172
Avg merge
5d 17h
Merged PRs (30d)
5

Description

### Code of Conduct

- [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)

### Search before asking

- [x] I have searched in the [issues](https://github.com/apache/incubator-uniffle/issues?q=is%3Aissue) and found no similar issues.

### Describe the feature

In #2637 , we introduce the cache mechanism for the shuffle handle retrieving performance. Another optional proposal is to broadcast the shuffle handle info, that may be much better to reuse the spark network stack.

### Motivation

_No response_

### Describe the solution

_No response_

### Additional context

_No response_

### Are you willing to submit PR?

- [x] Yes I am willing to submit a PR!

Contributor guide

Open the contributing guide

Research direction

Start by reading issue #2637 and the existing shuffle-handle retrieval and cache design it introduces. The issue does not identify files, tests, or a concrete solution; done would require an agreed design for broadcasting shuffle-handle information through the Spark network stack, followed by implementation and validation.

Written by the indexing model from the issue text.

Assessment

Tech stack
java, spark
Domain
distributed-systems
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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