一个比grep,ack更快的命令工具

一个比grep,ack 更快的命令工具

一：安装部署

apt-get install silversearcher-ag

root@uk8s:/etc/apt# which ag

root@uk8s:/etc/apt# apt-get install silversearcher-ag

正在读取软件包列表... 完成

正在分析软件包的依赖关系树... 完成

正在读取状态信息... 完成

下列【新】软件包将被安装：

silversearcher-ag

升级了 0 个软件包，新安装了 1 个软件包，要卸载 0 个软件包，有 6 个软件包未被升级。

需要下载 40.1 kB 的归档。

解压缩后会消耗 131 kB 的额外空间。

获取:1 http://mirrors.aliyun.com/ubuntu focal/universe amd64 silversearcher-ag amd64 2.2.0-1 [40.1 kB]

已下载 40.1 kB，耗时 0秒 (158 kB/s)

正在选中未选择的软件包 silversearcher-ag。

(正在读取数据库 ... 系统当前共安装有 124727 个文件和目录。)

准备解压 .../silversearcher-ag_2.2.0-1_amd64.deb ...

正在解压 silversearcher-ag (2.2.0-1) ...

正在设置 silversearcher-ag (2.2.0-1) ...

正在处理用于 man-db (2.10.2-1) 的触发器 ...

Scanning processes...

Scanning linux images...

Running kernel seems to be up-to-date.

No services need to be restarted.

No containers need to be restarted.

No user sessions are running outdated binaries.

No VM guests are running outdated hypervisor (qemu) binaries on this host.

二：使用

1）搜索默认带行号输出

root@uk8s:/etc/apt# ag a sources.list

1:deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse

2:deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse

4:deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse

5:deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse

7:deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse

8:deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse

10:deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse

11:deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse

2）与ack 比较

root@uk8s:/etc/apt# time ack a sources.list

deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse

deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse

deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse

deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse

deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse

deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse

deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse

deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse

real 0m0.049s

user 0m0.041s

sys 0m0.008s

root@uk8s:/etc/apt# time ag a sources.list