apache / apache/hudi

Tests spend > 50% of time serializing Hadoop's Configuration

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#15,715 1 comment 0 reactions 0 assignees View on GitHub
from-jira priority:critical type:bug
Dominant language
Java
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Description

This is something we should analyze and investigate how we can bring this number down, where currently some of our tests spend > 50% of time serializing Configuration.

 

!Screenshot 2023-01-23 at 8.46.52 PM.png!

## JIRA info

- Link: https://issues.apache.org/jira/browse/HUDI-5605
- Type: Bug
- Epic: https://issues.apache.org/jira/browse/HUDI-3249
- Attachment(s):
- 24/Jan/23 04:46;alexey.kudinkin;Screenshot 2023-01-23 at 8.46.52 PM.png;https://issues.apache.org/jira/secure/attachment/13054781/Screenshot+2023-01-23+at+8.46.52+PM.png

Contributor guide

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Research direction

Start by reviewing the Hudi-5605 JIRA issue and its attached serialization-time screenshot, then profile the tests that serialize Hadoop's Configuration. Done means identifying the main serialization hotspots and establishing a concrete way to reduce the time spent there.

Written by the indexing model from the issue text.

Assessment

Tech stack
hadoop, java
Domain
data-engineering, performance, testing-qa
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
35/100

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