Hean-Chhinling opened a new pull request, #8765:
URL: https://github.com/apache/hadoop/pull/8765
Contains content generated by Cursor.
### Description of PR
Extend the Diagnostic Feature in Capacity Scheduler UI with the followings 2
endpoints:
1. JStacks for ResourceManager -
`{rm_address}/ws/v1/cluster/jstack/{numberOfJStack}`
2. Bulk activities - `{rm_address}/ws/v1/cluster/scheduler/bulk-activities`
The two new endpoints could be seen at the last option here:
<img width="507" height="720" alt="Screenshot 2026-09-29 at 13 50 08"
src="https://github.com/user-attachments/assets/c1111a3b-0a18-4bbe-b6d2-05b17d737be5";
/>
This PR depends on the following PR for getting the RM JStacks(by default,
it is false and has to be turned on):
https://github.com/apache/hadoop/pull/8123
### How was this patch tested?
Tested locally and write unit-tests for it.
### For code changes:
- [ ] Does the title of this PR start with the corresponding JIRA issue id
(e.g. 'HADOOP-17799. Your PR title ...')?
- [ ] Object storage: Have the integration tests been executed and the
endpoint
declared according to the connector-specific documentation? *Note:
Automated CI
testing doesn't cover all cases so manual testing with cloud storage
is still
required.*
- [ ] 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?
### AI Tooling
If an AI tool was used:
- [ ] The PR includes the phrase "Contains content generated by <tool>"
where <tool> is the name of the AI tool used.
- [ ] My use of AI contributions follows the ASF legal policy
https://www.apache.org/legal/generative-tooling.html
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