Duplicate Activity Dispatch

[Shaddoll]

Description

Activity can be dispatched more than once if the following condition is met:

• history.activityDispatchForSyncMatchCountByDomain > 0

Steps to Reproduce / How to Trigger

It's hard to reproduce. But in theory it's possible.

Expected Behavior

Activity dispatched once.

Actual Behavior

Activity dispatched more than once.

Logs / Screenshots

N/A

Environment

• Cadence server version: 1.4.1
• Cadence SDK language and version (if applicable): N/A
• Cadence web version (if applicable): N/A
• DB & version: N/A
• Scale: N/A

[github-actions]

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  Issue templates:
• Bug report: https://github.com/cadence-workflow/cadence/issues/new?template=bug_report.md
• Feature request (use for feature, improvement, refractoring): https://github.com/cadence-workflow/cadence/issues/new?template=feature_request.md

[Shaddoll]

Please set history.activityDispatchForSyncMatchCountByDomain to 0.

We're going to deprecate this feature due to the design flaw.

[demirkayaender]

Note that, this feature has been opt-in since it was a recent feature. Users who didn't "explicitly" turn this on aren't impacted.
Once the problem is resolved, this issue will be updated.