一、Swap分区介绍Linux中Swap（即：交换分区），类似于Windows的虚拟内存，就是当内存不足的时候，把一部分硬盘空间虚拟成内存使用，从而解决内存容量不足的情况。二、检查本地系统环境1.检查系统版本[root@server001 ~]# cat /etc/os-release NAME="CentOS Linux" VERSION="7 (Core)" ID="centos" ID_.....

文章 2023-08-01 来自：开发者社区

Linux系统之armbain配置swap交换分区

一、检查本地环境 1.检查系统版本 # cat /etc/os-release NAME="Ubuntu" VERSION="20.04.2 LTS (Focal Fossa)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 20.04.2 LTS" VERSION...

文章 2022-12-16 来自：开发者社区

linux swap交换分区详解

文章目录1. 什么是SWAP2. swappiness调节什么3. 什么时候会进行swap操作？4. swap分区的优先级（priority）5. 启停swap6. 创建swap空间当物理内存和swap都被使用完那么就会出错，out of memory1. 什么是SWAP$ swapon -s Filename Type Size Used Priority /swap....

文章 2017-11-15 来自：开发者社区

linux命令：swap交换分区、free查看内存使用情况、mkswap创建交换分区

mkswap命令简介：用于创建格式化交换分区swap. 1．命令格式： free 查看系统内存使用情况 -m：以M为单位显示（默认以字节显示） [root@xuelinux ~]# free &nb...

文章 2016-05-12 来自：开发者社区

linux 增加swap(交换分区)的大小，以及还原

有的时候，我们要增加swap的大来，例如，安装oracle。下面说一下如何来增加交换分区的大小。 root@ubuntu:/home/zhangying# free -m total used free shared buffers cached Mem: 3449 3256 193 0 723 1687 -/+ buffers/cache: 845 2604 ...

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