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Linux网络名称空间和Veth虚拟设备的关系

在讨论Linux网络名称空间和veth（虚拟以太网对）之间的关系时，我们必须从Linux网络虚拟化的核心概念开始。Linux网络名称空间和veth是Linux网络虚拟化和容器化技术的重要组成部分，它们之间的关系密不可分，对于构建隔离、高效的网络环境至关重要。 1. Linux网络名称空间的作用 Li...

[帮助文档] Linux实例磁盘扩容后同步空间到逻辑卷分区如何排查和解决

说明本文档可能包含第三方产品信息，该信息仅供参考。阿里云对第三方产品的性能、可靠性以及操作可能带来的潜在影响，不做任何暗示或其他形式的承诺。问题描述在ECS管理控制台扩容了50G的数据磁盘空间，但是在ECS实例中的系统显示分区容量没有增加。问题原因系统分区做了逻辑分区，磁盘扩容成功后，没有进行相应的...

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Linux架构-内核空间，用户空间，虚拟文件系统

首先有两个概念，内核空间和用户空间：内核空间是指当kernel 执行时会占据一段系统的内存空间，这段空间就是内核空间，用户是无法和内核空间直接交互的。操作系统最主要的核心就是在这段空间里面运行。内核空间的地址分配可以在 /proc/iomem文件中看到：用户空间是指当用户...

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