# REM Sleep

### Reflections
- Theme: `备份` kept surfacing across 161 memories.
  - confidence: 1.00
  - evidence: memory/2026-08-21.md:4-4, memory/2026-08-21.md:5-5, memory/2026-08-21.md:6-6
  - note: reflection

### Possible Lasting Truths
- 查阅文档并确认查询方法: 发现 `datastore status` 命令不存在（勿用） [confidence=0.51 evidence=memory/2026-08-21.md:14-14]
- 查阅文档并确认查询方法: 确认查询备份方法（datastore list/show、snapshot list、task list 等） [confidence=0.51 evidence=memory/2026-08-21.md:13-13]
- 查阅文档并确认查询方法: 写入 TOOLS.md：文档索引 + 操作前查文档确认规范 [confidence=0.51 evidence=memory/2026-08-21.md:12-12]