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seaweedfs/sw-block
pingqiuandClaude Opus 4.7 a792ed67e5 G5 kickoff PROPOSAL v0.1 (post-T4 close)
QA-authored proposal opening G5 collective close planning.
Inherits 5 forward-carries from T4d closure §I as G5 scope:
  - m01 hardware first-light for replicated write path
  - Multi-replica concurrent live + recovery scenarios
  - G5-DECISION-001 resolution (Path A persist vs Path B rebuild)
  - walstore flusher cadence verification + tuning policy
  - Minimal metrics/backpressure assessment

5-batch shape proposed:
  - G5-1 multi-replica scenarios (component) — QA + sw framework
  - G5-2 walstore cadence verification — sw + architect
  - G5-3 metrics/backpressure assessment — sw + architect
  - G5-4 m01 hardware L3 first-light — QA + sw
  - G5-5 G5-DECISION-001 resolution + closure report — architect + sw + QA

QA recommendations:
  - G5-DECISION-001: Path B (rebuild from probe after restart) for
    MVP scope. T4d-4 part B already structurally enables (ReplicaState
    JSON-clean per TestG5Decision001_*); production restarts rare;
    Path A's persistence work substantial. Backwards-compatible
    upgrade later if production usage proves Path B insufficient.
  - G5-5 timing at close (after G5-1/2/3/4 evidence informs decision)
  - §2.2 explicit non-claims to prevent G5 scope creep:
    * CARRY-T4D-LANE-CONTEXT-001 → post-G5 hardening backlog
    * --durable-walsize CLI flag → post-G5
    * Snapshot-based catch-up → post-G5
    * Wire protocol versioning → post-G5
    * Auth/encryption/mTLS → post-G5

Status: ⏸ DRAFT — awaiting architect ratification on §2 scope +
§3 batch shape + §4 acceptance bar + §5 G5-DECISION-001 path.

No G5 code work begins until ratified.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-26 00:26:15 -07:00
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sw-block

Private WAL V2 and standalone block-service workspace.

Purpose:

  • keep WAL V2 design/prototype work isolated from WAL V1 production code in weed/storage/blockvol
  • allow private design notes and experiments to evolve without polluting V1 delivery paths
  • keep the future standalone sw-block product structure clean enough to split into a separate repo later if needed

Suggested layout:

  • design/: shared V2 design docs
  • prototype/: code prototypes and experiments
  • .private/: private notes, phase development, roadmap, and non-public working material

Repository direction:

  • current state: sw-block/ is an isolated workspace inside seaweedfs
  • likely future state: sw-block becomes a standalone sibling repo/product
  • design and prototype structure should therefore stay product-oriented and not depend on SeaweedFS-specific paths