问题描述:根目录空间占用率100% 首先用传统resize2fs方式调整分区: resize2fs -p /dev/mapper/centos-home 50Gresize2fs 1.42.9 (28-Dec-2013)resize2fs: Bad magic number in super-block while trying to open /dev/mapper/centos-homeCouldn't find valid filesystem superblock. 报错原因是因为文件系
动态分区插入可以基于查询语句分出出要插入的分区名称.比如,下面向分区表插入数据的SQL: insert into table chavin.emp_pat partition(dname,loc) select e.empno,e.ename,e.job,e.mgr,e.hiredate,e.sal,e.comm,e.deptno,d.dname,d.loc from dept d join emp e on d.deptno=e.deptno; hive会根据select字段的最后两个字段确定
Swap交换分区概念 什么是Linux swap space呢?我们先来看看下面两段关于Linux swap space的英文介绍资料: Linux divides its physical RAM (random access memory) into chucks of memory called pages. Swapping is the process whereby a page of memory is copied to the preconfigured space on
Swap交换分区概念 Linux divides its physical RAM (random access memory) into chucks of memory called pages. Swapping is the process whereby a page of memory is copied to the preconfigured space on the hard disk, called swap space, to free up that page of me
什么是Linux swap space呢?我们先来看看下面两段关于Linux swap space的英文介绍资料: Linux divides its physical RAM (random access memory) into chucks of memory called pages. Swapping is the process whereby a page of memory is copied to the preconfigured space on the hard disk
在 Linux 中创建分区或新的文件系统通常意味着一件事:安装 Gnome Parted 分区编辑器(GParted).对于大多数 Linux 用户而言,这是唯一的办法.不过,你是否考虑过在终端创建这些分区和文件系统?当然可以!以下就是方法! 使用 CFdisk 创建一个基本的 Linux 分区以下是如何在命令行中创建一个基本的 Linux 分区的正确方案.要做的第一件事就是先打开你的终端.若你已打开,你需要找到你想要创建分区的磁盘.这可以使用一个简单的命令来找到. lsblk 当你运行了 ls
Swap交换分区概念 什么是Linux swap space呢?我们先来看看下面两段关于Linux swap space的英文介绍资料: Linux divides its physical RAM (random access memory) into chucks of memory called pages. Swapping is the process whereby a page of memory is copied to the preconfigured space on th