L0 Hot  (memory tool, 5KB cap)     → 用户画像 + 系统笔记, 每轮自动注入
L1 Warm (Hindsight, PostgreSQL)     → auto-retain + auto-recall + 每周反思
L2 Hot-Warm bridge (agentmemory)    → 51 MCP 工具, 语义+关键词+图检索
L3 Cold (gbrain)                    → 知识图谱, 长期档案, pgvector 向量

systemctl is-active hindsight           # 应返回 active
docker ps | grep agentmemory            # 应显示 running
python3 ~/.hermes/scripts/memory_guard.py  # 检查内存健康

~/.hermes/
├── scripts/          # runtime 脚本
│   ├── hindsight-service.py
│   ├── memory_guard.py
│   ├── memory_prewrite_guard.py
│   └── ...
├── archives/         # 档案目录
│   ├── people/
│   ├── projects/
│   └── knowledge/
└── config.yaml       # memory.provider: hindsight