<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>可观测 on Plbear | 后端架构 · AI工程 · 云原生技术博客</title><link>https://www.plbear.com/tags/%E5%8F%AF%E8%A7%82%E6%B5%8B/</link><description>Recent content in 可观测 on Plbear | 后端架构 · AI工程 · 云原生技术博客</description><generator>Hugo</generator><language>zh-cn</language><lastBuildDate>Wed, 04 Dec 2024 09:00:00 +0800</lastBuildDate><atom:link href="https://www.plbear.com/tags/%E5%8F%AF%E8%A7%82%E6%B5%8B/index.xml" rel="self" type="application/rss+xml"/><item><title>AI 应用可观测：LLM 调用的追踪与评估</title><link>https://www.plbear.com/posts/2024-12-04-llm-observability/</link><pubDate>Wed, 04 Dec 2024 09:00:00 +0800</pubDate><guid>https://www.plbear.com/posts/2024-12-04-llm-observability/</guid><description>LLM 应用是个黑盒：为什么回答变差了？为什么 token 花了这么多？Prompt 追踪、成本审计、质量评估、A/B 实验——AI 应用的可观测体系搭建。</description></item><item><title>ELK 日志中台：从采集到告警全流程</title><link>https://www.plbear.com/posts/2024-02-28-elk-log-platform/</link><pubDate>Wed, 28 Feb 2024 09:00:00 +0800</pubDate><guid>https://www.plbear.com/posts/2024-02-28-elk-log-platform/</guid><description>服务拆成 20 个，排障却要登录 20 台机器 grep。ELK 日志中台把采集、解析、存储、检索、告警串成全流程，从此查日志是搜索不是翻文件。</description></item><item><title>分布式链路追踪：从日志拼查到 Trace 一键</title><link>https://www.plbear.com/posts/2022-08-16-distributed-tracing/</link><pubDate>Tue, 16 Aug 2022 09:00:00 +0800</pubDate><guid>https://www.plbear.com/posts/2022-08-16-distributed-tracing/</guid><description>微服务排查的痛：一个请求经过 8 个服务，日志散在 8 个文件里。Trace ID 贯穿、Span 采集、采样策略——从&amp;rsquo;拼日志&amp;rsquo;到&amp;rsquo;一键看全链路&amp;rsquo;的落地。</description></item></channel></rss>