Parallel Connection Architecture Analysis

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{
  "id": "f7ff5da9-93c6-4ff8-81a8-506c2fa9e351",
  "type": "general",
  "status": "completed",
  "title": "Parallel Connection Architecture Analysis",
  "description": "Analysis of using hooks as parallel data channels for compaction tracking",
  "context": {
    "output": "<div style=\"background:#1e1e1e;color:#e0e0e0;padding:20px;border-radius:8px;font-family:system-ui,sans-serif;\"><h2 style=\"color:#fff;margin:0 0 16px 0;\">Parallel Data Channels for Compaction</h2><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#98c379;margin:0 0 12px 0;\">Key Discovery: PreCompact Hook</h3><p style=\"margin:0 0 12px 0;\">There's a <strong>PreCompact</strong> hook that fires <em>before</em> compaction starts!</p><pre style=\"background:#1e1e1e;padding:12px;border-radius:4px;margin:0;font-size:0.85rem;overflow-x:auto;\">{\n  <span style=\"color:#98c379;\">\"hook_event_name\"</span>: <span style=\"color:#e5c07b;\">\"PreCompact\"</span>,\n  <span style=\"color:#98c379;\">\"trigger\"</span>: <span style=\"color:#e5c07b;\">\"auto\"</span> | <span style=\"color:#e5c07b;\">\"manual\"</span>,\n  <span style=\"color:#98c379;\">\"session_id\"</span>: <span style=\"color:#e5c07b;\">\"abc123...\"</span>,\n  <span style=\"color:#98c379;\">\"custom_instructions\"</span>: <span style=\"color:#c678dd;\">null</span>\n}</pre></div><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#61afef;margin:0 0 12px 0;\">Proposed Architecture</h3><pre style=\"background:#1e1e1e;padding:12px;border-radius:4px;margin:0;font-size:0.75rem;overflow-x:auto;line-height:1.6;\">\n┌─────────────────────────────────────────────────────────────┐\n│                    Claude Process                           │\n│  ┌─────────┐    ┌─────────┐    ┌─────────────────────┐     │\n│  │ stream- │    │ Status  │    │ PreCompact Hook     │     │\n│  │ json    │    │ Line    │    │ (fires @ start)     │     │\n│  │ output  │    │ hook    │    └──────────┬──────────┘     │\n│  └────┬────┘    └────┬────┘               │                 │\n│       │              │                     │                 │\n└───────┼──────────────┼─────────────────────┼─────────────────┘\n        │              │                     │\n        ▼              ▼                     ▼\n   ┌─────────┐   ┌─────────────┐      ┌──────────────┐\n   │ konsole │   │ statusline  │      │ precompact   │\n   │ stream  │   │ POST to     │      │ POST to      │\n   │ handler │   │ /api/status │      │ /api/compact │\n   └────┬────┘   └──────┬──────┘      └───────┬──────┘\n        │               │                      │\n        └───────────────┴──────────────────────┘\n                        │\n                        ▼\n               ┌────────────────┐\n               │  konui         │\n               │  - correlate   │\n               │  - compute Δt  │\n               └────────────────┘\n</pre></div><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#c678dd;margin:0 0 12px 0;\">How Duration Measurement Would Work</h3><table style=\"width:100%;border-collapse:collapse;font-size:0.9rem;\"><tr style=\"border-bottom:1px solid #444;\"><td style=\"padding:8px;color:#e5c07b;\">1. PreCompact hook fires</td><td style=\"padding:8px;\">POST <code>{sessionId, event: 'compact_start', trigger, timestamp}</code></td></tr><tr style=\"border-bottom:1px solid #444;\"><td style=\"padding:8px;color:#e5c07b;\">2. Compaction runs</td><td style=\"padding:8px;\">45-90 seconds (no events in stream)</td></tr><tr style=\"border-bottom:1px solid #444;\"><td style=\"padding:8px;color:#e5c07b;\">3. compact_boundary event</td><td style=\"padding:8px;\">Arrives in stream-json with <code>pre_tokens</code></td></tr><tr><td style=\"padding:8px;color:#e5c07b;\">4. konui correlates</td><td style=\"padding:8px;\"><code>duration = boundary_time - start_time</code></td></tr></table></div><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#f97316;margin:0 0 12px 0;\">Bonus: StatusLine During Compaction</h3><p style=\"margin:0 0 8px 0;\">StatusLine updates every <strong>300ms</strong> during conversation. During compaction:</p><ul style=\"margin:0;padding-left:20px;line-height:1.8;\"><li>Context tokens may drop suddenly (post-compaction)</li><li>Can detect \"context window shrunk\" pattern</li><li>Provides secondary confirmation of compaction completion</li></ul></div><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;\"><h4 style=\"margin:0 0 8px 0;color:#fff;\">Implementation Steps</h4><ol style=\"margin:0;padding-left:20px;line-height:1.8;\"><li>Add <code>PreCompact</code> hook to <code>~/.claude/settings.json</code></li><li>Create <code>/konnectvol/bin/precompact-tracker.sh</code></li><li>Add <code>POST /api/compact</code> endpoint to konui</li><li>Correlate with <code>compact_boundary</code> events in stream</li><li>Calculate actual duration from timestamps</li></ol></div></div>",
    "requestId": "2573ba9d-f8d4-4277-adb6-9a795867953b",
    "choices": [
      {
        "label": "Implement this",
        "value": "Implement the PreCompact hook + endpoint architecture for precise compaction duration tracking",
        "primary": true
      },
      {
        "label": "Just use PreCompact",
        "value": "Add PreCompact hook to track compaction count without duration"
      },
      {
        "label": "More research",
        "value": "Research more about what data is available in hooks and StatusLine"
      }
    ],
    "turnTiming": {
      "totalMs": 103293,
      "ttfeMs": 3841,
      "thinkingMs": 73152,
      "toolExecutionMs": 26298,
      "toolCallCount": 8,
      "thinkingPct": 71,
      "toolsPct": 25,
      "ttfePct": 4
    }
  },
  "createdBy": "claude",
  "createdAt": "2026-01-04T01:14:09.762Z",
  "updatedAt": "2026-01-04T01:14:18.237Z",
  "requestId": "2573ba9d-f8d4-4277-adb6-9a795867953b",
  "scope": "vibetools",
  "tags": [
    "telemetry",
    "compaction",
    "architecture"
  ],
  "targetUser": "claude"
}