Actor Lifecycle API changes for GA #2069

Activity

1. Zoe Zhao (zoez7)

   added this to the M3 milestone on Oct 1, 2026
2. Zoe Zhao (zoez7)

   self-assigned this

   on Oct 1, 2026
3. Zoe Zhao (zoez7)

   added

   area/apiUser-facing API changesUser-facing API changes

   on Oct 1, 2026
4. Zoe Zhao (zoez7)

   added the

   Feature

   issue type on Oct 1, 2026
5. Zoe Zhao (zoez7)

   added sub-issues on Oct 2, 2026

   • ActorTemplate: replace on_pause/on_commit/on_resume with capture_scope and minimum_scope #2102
   • ActorTemplate: opt-out of golden snapshots, and require a wakeup probe when it is enabled #2068
   • Remove the onResume.fromData field from ActorTemplate #2027
   • Opt-in durability instead of Pause vs Suspend API #798
6. Dmitry Berkovich (dberkov)

   added a sub-issue on Oct 2, 2026

   • Remove RESUME_SOURCE_GOLDEN feature #2113
7. Aditya Shantanu (aditya-shantanu)

   added

   kind/featureAn enhancement / feature request or implementationAn enhancement / feature request or implementation

   on Oct 2, 2026
8. Zoe Zhao (zoez7)

   added sub-issues on Oct 5, 2026

   • Create Actor should treat golden snapshot as any other source_tag #2210
   • First resume from golden snapshot always restores FULL scope regardless of onSuspend/onResume settings #1567
   • Actor -> ActorTemplate relationship #1051
9. shrutiyam-glitch

   added a sub-issue on Oct 6, 2026

   • Snapshot hardware compatibility: stamp snapshots and workers with a HardwareIdentity and place resumes on matching workers #2246
10. Julian Gutierrez Oschmann (juli4n)

    added a parent issue on Oct 6, 2026

    • API breaking changes for M3 #2253
11. 23 remaining items

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12. Michelle Au (msau42)

    added 3 commits that reference this issue on Oct 17, 2026

    Atelet uploads local snapshots asynchronously (agent-substrate#2789)

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    f8a9a41

    atelet: Give async uploads and detaches their own workers (agent-subs…

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    7be03de

    atelet: Reject stale snapshot generations (agent-substrate#2803)

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    bdc2c3d
13. Zoe Zhao (zoez7)

    added a commit that references this issue on Oct 17, 2026

    SuspendActor defaults to suspend asynchronously (agent-substrate#2805)

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    b40d34f
14. Michelle Au (msau42)

    added a commit that references this issue on Oct 18, 2026

    atelet: Report background uploads and detaches to ate-api-server (age…

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    f9ef400
15. Jing (milantracy)

    added a commit that references this issue on Oct 18, 2026

    atelet: emit metrics for async snapshot upload and detach (agent-subs…

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    4e896f7
16. Zoe Zhao (zoez7)

    added a sub-issue on Oct 18, 2026

    • [Step III] Add support preferred_fidelity=ROOTFS #2447
17. Zoe Zhao (zoez7)

    removed a sub-issue on Oct 18, 2026

    • Create Actor should treat golden snapshot as any other source_tag #2210
18. Davanum Srinivas (dims)

    added a commit that references this issue on Oct 18, 2026

    atelet: Require snapshot.object on Restore (agent-substrate#2834)

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    3d3b929
19. Vicente Ferrara (vicentefb)

    added a commit that references this issue on Oct 19, 2026

    atelet: Serialize lifecycle RPCs per actor (agent-substrate#2890)

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    0fdb67b
20. Jay (jay23606)

    added a commit that references this issue on Oct 19, 2026

    atelet: Bound background snapshot uploads with a timeout (agent-subst…

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    69fef8d
21. Haowei Cai (Roy) (roycaihw)

    added a commit that references this issue on Oct 20, 2026

    atelet: Wait for a terminated actor's upload or detach to stop (agent…

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    87a3d9a
22. shrutiyam-glitch

    added a sub-issue on Oct 20, 2026

    • api: report worker runtimes per sandbox class (WorkerSandboxClass, WorkerSandboxRuntime, ActorSandboxRuntime) #3008
23. M.Besher Massri (besher-massri)

    added a commit that references this issue on Oct 21, 2026

    atelet: Wait for superseded uploads to stop (agent-substrate#2833)

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    341037d
24. Sambhav Kothari (sambhav)

    added a commit that references this issue on Oct 21, 2026

    atelet: Answer a retried Checkpoint from the snapshot it committed (a…

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    0192a6d