Reduce max concurrent embedding requests to 5

[mohityadav766]

Describe your changes:

Fixes

I worked on ... because ...

Type of change:

• Bug fix
• Improvement
• New feature
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation

Checklist:

• I have read the CONTRIBUTING document.
• My PR title is Fixes <issue-number>: <short explanation>
• I have commented on my code, particularly in hard-to-understand areas.
• For JSON Schema changes: I updated the migration scripts or explained why it is not needed.

---

Summary by Gitar

• Configuration change:
  • Updated the default value for maxConcurrentEmbeddingRequests from 10 to 5 in conf/openmetadata.yaml.

_{This will update automatically on new commits.}

[gitar-bot]

Code Review ✅ Approved

Reduces the maximum concurrent embedding requests to five to improve stability. No issues found.

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[Copilot]

Pull request overview

Adjusts the default Elasticsearch natural language search embedding throttling to reduce parallel calls to the configured embedding provider, helping avoid provider-side rate limits / HTTP2 connection pressure.

Changes:

• Reduced the default maxConcurrentEmbeddingRequests from 10 to 5 (still overrideable via MAX_CONCURRENT_EMBEDDING_REQUESTS).

[github-actions]

🟡 Playwright Results — all passed (11 flaky)

✅ 3987 passed · ❌ 0 failed · 🟡 11 flaky · ⏭️ 86 skipped

Shard	Passed	Failed	Flaky	Skipped
✅ Shard 1	299	0	0	4
🟡 Shard 2	750	0	4	8
🟡 Shard 3	743	0	3	7
✅ Shard 4	775	0	0	18
✅ Shard 5	687	0	0	41
🟡 Shard 6	733	0	4	8

🟡 11 flaky test(s) (passed on retry)

• Features/ActivityAPI.spec.ts › Activity event is created when description is updated (shard 2, 1 retry)
• Features/ActivityAPI.spec.ts › Activity event shows the actor who made the change (shard 2, 1 retry)
• Features/Glossary/GlossaryWorkflow.spec.ts › should display correct status badge color and icon (shard 2, 1 retry)
• Features/LandingPageWidgets/DomainDataProductsWidgets.spec.ts › Data Product asset count should update when assets are added (shard 2, 1 retry)
• Features/RTL.spec.ts › Verify Following widget functionality (shard 3, 1 retry)
• Flow/PersonaDeletionUserProfile.spec.ts › User profile loads correctly before and after persona deletion (shard 3, 1 retry)
• Flow/PersonaFlow.spec.ts › Set default persona for team should work properly (shard 3, 1 retry)
• Features/AutoPilot.spec.ts › Agents created by AutoPilot should be deleted (shard 6, 1 retry)
• Pages/Lineage/DataAssetLineage.spec.ts › Column lineage for searchIndex -> searchIndex (shard 6, 1 retry)
• Pages/Lineage/LineageFilters.spec.ts › Verify lineage schema filter selection (shard 6, 1 retry)
• Pages/UserDetails.spec.ts › Create team with domain and verify visibility of inherited domain in user profile after team removal (shard 6, 1 retry)

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