# 2022-1112 可观测性和衡量标准

- [在 FreeBSD 的 DDB 内核调试器中编写自定义命令](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/ddb.md)
- [DTrace：老式跟踪系统的新扩展](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/dtrace.md)
- [基于证书的 Icinga 监控](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/icinga.md)
- [活动监控脚本（activitymonitor.sh）](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/act.md)
- [实用 IPv6（第四部分）](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/ipv6.md)
- [EuroBSDCon 会议报道](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/huiyi.md)
- [实用 Port：Prometheus 的安装与配置](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/prometheus.md)
- [书评：《用火解决问题：管理老化的计算机系统（并为现代系统保驾护航）》Kill It with Fire: Manage Aging Computer Systems (and Future Proof Modern Ones)](https://book.bsdcn.org/qi-kan/20221112-ke-guan-ce-xing-he-heng-liang-biao-zhun/book.md)


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