docker exec 排查容器问题:从日志到进程

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• JuejinObserved: Oct 8, 2026Source reliability: 60%

  docker exec 排查容器问题:从日志到进程. 背景 服务器上跑着 5 个容器。有天大屏打不开,Nginx 报 502。 第一反应:哪个容器挂了?为什么挂? docker ps 只能看到"容器活着",看不到"里面发生了什么"。 原因 容器是一层封装

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