centos6下无法使用lsof命令"-bash: lsof: command not found"

1. 问题描述

在centos下, 无法使用命令lsof, 出现以下信息:

# lsof -i:3690  
-bash: lsof: command not found 

2. 解决方法

我们可以通过yum来安装:

# yum install lsof

本人操作如下:

# yum install lsof  
Loaded plugins: fastestmirror  
Setting up Install Process  
Loading mirror speeds from cached hostfile  
 * base: mirrors.163.com  
 * epel: ftp.cuhk.edu.hk  
 * extras: mirrors.aliyun.com  
 * updates: mirrors.163.com  
Resolving Dependencies  
--> Running transaction check  
---> Package lsof.x86_64 0:4.82-4.el6 will be installed  
--> Finished Dependency Resolution  
  
Dependencies Resolved  
  
================================================================================  
 Package         Arch              Version                Repository       Size  
================================================================================  
Installing:  
 lsof            x86_64            4.82-4.el6             base            319 k  
  
Transaction Summary  
================================================================================  
Install       1 Package(s)  
  
Total download size: 319 k  
Installed size: 890 k  
Is this ok [y/N]: y  
Downloading Packages:  
lsof-4.82-4.el6.x86_64.rpm                               | 319 kB     00:00       
Running rpm_check_debug  
Running Transaction Test  
Transaction Test Succeeded  
Running Transaction  
  Installing : lsof-4.82-4.el6.x86_64                                       1/1   
  Verifying  : lsof-4.82-4.el6.x86_64                                       1/1   
  
Installed:  
  lsof.x86_64 0:4.82-4.el6                                                        
  
Complete!  

3. lsof 的常用几个命令

lsof -i:(端口号)  

如, 

lsof -i:3306         (3306默认是mysql服务端的端口)

lsof -i:3690         (3690默认是svn服务端的端口)