Linux

SysstatInstall with yum# Yum install sysstatSysstat installation package is: sysstat-5.0.5-1.i386.rpm, installed sysstat-5.0.5-1.i386.rpmThen there will be iostat, mpstat, sar, sa function, sysstat-5.0.5-1.i386.rpmStart sysstat/Etc/init. d/sysstat

I. Nginx Optimization Configuration 1. Master configuration file optimization:# Vi/usr/local/nginx/conf/nginx. conf--------------User nginx; Worker_processes 8;Worker_cpu_affinity 00000001 00000010 00000100 00001000 00010000 00100000 01000000; Error_

1. Pay attention to the order of compiling Bandwidthd and Postgrsql in centos (1) download Postgrsql Wget http://ftp.postgresql.org/pub/source/v8.4.2/postgresql-8.4.2.tar.gz It is best to download the file in the/root directory. Tar-zxvf postgresql-

1. Cenots6.3 is installed with 2.6.6 by default. to update and upgrade, you must install gcc: Yum-y install gcc The system automatically downloads and installs gcc. 2. Download python 3.3.2 http://python.org/getit/ 3. Decompress python 3.3.2

System Environment: This system is based on the system. [Root @ gjp ~] # Cat/etc/redhat-release CentOS release 6.4 (Final) Tools:

Rdesktop Installation and UseBecause the server I want to manage also has a windows operating system, I cannot use SSH for management.What is rdesktop?Rdesktop: A Remote Desktop Protocol ClientFor accessing Windows NT Terminal Server (Remote Desktop

Install phpmyadmin on the development and testing machine web, and test mysql locally:Mysql 5.0.77, start the service, set the mysql account password, initialize... Phpmyadmin3.5.3 unzip the installation directory:/var/www/html/xx/hub/mydb VM access

Puxi, president of Harvard University, once profoundly pointed out that whether a person has the ability to innovate is a watershed between "first-class Talents and third-class Talents. Recently, I have been busy developing programs on linux servers.

Review our architecture Note: After the HTTPD, MySQL, and PHP servers are deployed, the basic architecture has been set up. Next, you can deploy phpMyAdmin (a web interface database management tool) to verify this architecture, at the same time,

IPv6 is enabled by default on CentOS, but it is useless at present. Sometimes there are some problems. so, you can turn it off. 1. Check whether IPv6 support is enabled for some systems. # Ifconfig eth0 You can see that inet6 addr... indicates

Some servers were reinforced according to company requirements some time ago. One of the reinforcement content was to set the User Password cycle time. Facts have proved that this wood is useful for tasks. The following is a small drop test in the

Note the following before reading this article:1. The goal of this article is to provide some vim usage skills, which can improve the efficiency of vim operations. Some tips can also be used on vi, but now vim is basically used.2. this article

Scheduled task execution: 1. Use of the at command:At/batch onceAt [options] TIMEAt>At>At>Ctrl + dAt-l = atq view job contentAt-dN = atrm cancel the task before the task expiresAt-ffilename reads the specified filenameThe execution result is sent to

Detailed description of tree commands under inux-commands for listing directories in a tree chart in linux######################################## #####################################Command FormatTree ######################################## #####

The company's intranet server does not have enough hard disk space. Mount the New GB hard disk and set it to the samba shared directory. For samba, refer to this article. There are already two hard disks on the server, so the hard disk is sdc, which

The computer brain is essential to the operating system. However, Linux is developing very rapidly and is catching up with Microsoft. Here we will introduce the knowledge of Linux, so that you can learn how to use Linux. For example, to add

Screen is a good thing. It has been used for a few days. If you encounter some time-consuming programs, but you can't keep on the computer to observe him, you always have to close the computer after work, then screen will come in handy. 1. If you

I recently deployed a storage device with 6 TB of storage space and was ready to partition and format large-capacity storage.Since MBR partitions support a maximum capacity of only 2 TB, gpt partitions are required if the maximum capacity is 2

1. start/stop a databaseStartService mysqld start/Etc/init. d/mysqld startCloseService mysqld stop/Etc/init. d/mysqld startMysqladmin-u root-p shutdownIi. Change the user password and grant permissions to the mysql database2.1 modify the mysql user

I usually want to create a website, buy a VPS, and start to use it. A simple command test can help me better understand the VPS. Below are some common commands: I. View CPU information and performance First, run the command to obtain your CPU