Files
nexus/wiki/concepts/RPO.md
2026-04-14 16:02:50 +08:00

24 lines
664 B
Markdown
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
---
title: "RPO"
type: concept
tags: [Disaster Recovery, Metrics]
sources: [rto-vs-rpo-disaster-recovery.md]
last_updated: 2025-07-26
---
## Summary
RPO(恢复点目标)是组织可接受的最大数据丢失量指标。
## Definition
RPO是从故障点向前衡量的可接受数据丢失时间范围例如上次备份是下午2点而数据库下午3点崩溃则RPO为1小时。
## Key Claims
- RPO是关于数据的可接受丢失多少最近数据
- 备份频率高不一定有帮助,如果恢复时间长
- 快速功能切换可保持低RPO同时不丢失数据
## Connections
- [[RTO]] ← 互补 ← RPO
- [[灾难恢复]] ← 依赖 ← RPO