Linux

Install Nginx in Linux and Nginx in Linux   Nginx Installation Module-dependent Nginx depends on the following three packages 1. the gzip module requires the zlib library (download: http://www.zlib.net /) 2. The rewrite module requires the pcre

Linux clears disk space and linux clears disk space My environment: Computer Model: Thinkpad x240 Operating System: Ubuntu14.04 Kernel version: 3.20.- 46-generic The command for viewing the remaining space on this disk is df-h. ' /Dev/sda1

Linux limits user behavior and linux limits Behavior The number of people on the server is large recently, and resources are insufficient. It is highlighted that the hard disk space is often insufficient because the user does not clean up the disk

Study Linux notes (6) -- process operations, linux --Process scheduling and management: A process is the basic organizational unit of program resources in the operating system, including program resources, data memory, address space, and other

CentOS6.6 common users use the sudo command to borrow root User Permissions I. Description A common user uses the tar-xzvf ns2.35.tar.gz command to decompress the file. The system prompts that the file cannot be found and the directory cannot be

Linux shell string truncation and splicing Linux string truncation is very useful. There are eight methods. Assume that the variable var = 1 # intercept, delete the characters on the left, and retain the characters on the right. Echo $ {var

Set the SecureCRT session buffer size When SecureCRT is used, the default number of rows to be rolled back is 500. You can adjust the configuration as follows: 1. Enable option-> session Option 2. Configure the buffer in scrollback. The maximum

Use 'slay 'to kill all processes of a user. Slay is a command line tool written by Chris Ausbrooks to kill all running processes of a specified user. Slay is useful for system administrators to find out users who should not run processes. Slay has

FreeRadius installation process record Note: Please do not try it before reading it!Install with apt-get Enter the following command: sudo apt-get install freeradius When apt-get is installed, there is no radiusd program. However, in man freeradius,

Centos6 is upgraded to 2.7 By default using python2.6 This article describes how to upgrade CentOS6.3 from Python 2.6 to 2.7.6. Because the old version of Python in CentOS has been deeply dependent, You Cannot uninstall the original Python and can

Nic added to centos I have done a silly job. I want to add a new online card to the Server, but it has never been possible, Therefore, it is natural that CentOS 6 has additional requirements, Therefore, I checked the materials for the past two

Detailed explanation of CentOS Start and Stop servicesService Introduction Linux system services are system tasks that are automatically loaded when Linux is started and automatically stopped when Linux exits. During Linux Startup, we can see a lot

CentOS User Account Management 1. User Management /Etc/passwd user name configuration file/Etc/shadow User Password Configuration File (1) structure of/etc/passwd: Username: password: uid: gid: commit: user home path: shell Note: Uid and gid are

Use nmcli to configure the NIC aggregation link in CentOS 7The CentOS7 series greatly changes the configuration of multiple NICs. The following are the configuration notes based on the actviebackup properties of the RECL-7.0 series.[Root @ server0 ~]

Three search commands in linux There are many commands in linux to view the file path. Here we will summarize them a little. 1. find command The find command should be the most familiar SEARCH Command and the most powerful search command in linux.

Linux Command Learning Article 0-Origin Yesterday, when I used curl to send a simple HTTP request for testing, I found that every time I used it, I checked others' examples on the network to remember how to use it. This is too inefficient, although

Shell in Linux One Variable Echo $ a: output variable a. If it does not exist, a variable a is created. Unset a: Cancel variable 1.1 environment variables: Env: View descriptions of environment variables and common variables HOME: Your main

Linux notes (4)-File OperationsLearn cd commands: Absolute path, relative path (./or ../);File List: Ls-F (forward slash indicates directory)-a (display stealth)-l (detailed information)-R (display directory file)-I (display index number) Filter

High IO wait tracking in CentOSThe first sign of a high IO wait problem is the average system load. The Calculation of Server Load balancer is based on the CPU utilization, that is, the number of processes that use or wait for the CPU. Of course, on

Install Linux on the vmwarevm, change the Chinese system, and update the yum installation input method. When I used VMware Workstation11 today, I encountered a "problem". After selecting the system disk (I used the iso image centos6.5), VMware will