Linux学习记录六-磁盘管理&VIM编辑器

df  查看磁盘占用空间  后可接 -h -m -k  分别表示相同大小不同类型的占用状态  -i  以inodes的形式来表示占用情况

du 查看文件或文件夹占用空间(block),常用参数 -s -h

mkfs .etx4 格式化  mke2fs  相对比mkfs可支持的参数更多一些。

UUID 分区的唯一标识。blkid可查看分区的uuid和分区类型。可用uuid来作为分区挂在目录,保持稳定性。

lvm2  是lvm磁盘管理命令包,可通过yum安装

partprobe 刷新磁盘分区信息 新版用partx -a


 

VIM +100  编辑时光标直接移动到数字的行数

命令模式下输入 set nu 显示行号    set nonu取消显示行号

一般模式下的 hjkl 是单字符光标移动

ctrl+b  crtl +f 上下翻页

$和^ 分别是当前行行首行尾

G   g 分别是文件首行和末行

X   x 删除字符 ,等同于delete和backspace

yy 复制当前行  p 在下一行粘贴   P在上一行粘贴  u撤销操作  ctrl r  恢复

v  V 选择 当选择后 d 剪切

 

切换到/查找界面后,按n匹配下一个查找项。 ?向上查找。

1,100s/if/ifs/g   从1行到100行替换if为ifs    如果不加g只替换每行的第一个if

1,$s/if/ifs/g   全部文档替换 。替换时,#或者@可以代替/  避免出现/路径时混淆

 

nohl 取消高亮状态

ctrl z 临时退出  jobs查看 然后fg恢复。

 

 

 

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