Linux

Some environment configurations are required to receive remote logs through syslog and receive logs from remote hosts. Client A sends the log information to server B (or log Collection Server) through syslog ). The following describes the

In Linux, the ps aux command is used to explain five processes in linux: 1. running (running or waiting in the running Queue) 2. interruption (sleep, blocked, waiting for the formation of a condition or receiving a signal) 3. do not interrupt (do

Use LVM to expand the system partition size: when the space on the server (RHEL) is insufficient, the administrator needs to allocate more (20 GB) space on the previously attached hard disk (sda ). However, the OS cannot be seen or used.

Open the httpd. conf file and cancel the comments of the five lines below to open the. so support module required by the proxy. View Code 1 # LoadModule proxy_http_module modules/modules 2 # LoadModule proxy_connect_module modules/modules 3 #

Linux nohup command details nohup command and its output file nohup command: If you are running a process and you think the process will not end when you exit the account, you can use the nohup command. This command can continue running the

Install maven 1 apt-cache search maven in Ubuntu to obtain all available maven packages www.2cto.com 2 sudo apt-get install maven start to install and download East 3 mvn about m -- version Apache Maven 3.0.4 Maven home: /usr/share/maven Java

Linux local iso yum source configuration, yum install gcc and other built-in tool systems centos6.3 iso, create dir, mountLinux code www.2cto.com [root @ localhost/] # mkdir/mnt/cdrom [root @ localhost/] # mount/dev/cdrom/mnt/cdrom switch to the

Command purpose of the ssh Transit server: When a Server 1 can be remotely connected to the Internet, and other servers (such as server 2) can only be connected to the Intranet, You can first log on to Server 1, then run the ssh command to remotely

The ssh function of the two machines is used to enable the ssh function of the two machines. You do not need to enter the password each time you log on to the server. for multiple servers, this is a prerequisite for www.2cto.com: ssh must be

Call another script in the script (this actually creates a sub-process) www.2cto.com father. sh #! /Bin/bash echo "this is the father" FILM = "A Few Good Men" echo "I like the film: $ FILM" # call the child script # export FILM. /child. sh echo

Quick introduction to linux compression and decompression aims to quickly learn about linux document compression and decompression. For details about a command, refer to man or google. Www.2cto.com GUN-zip (gz) compression: gzip testfile unzip:

Linux source command usage: source FileName function: read and execute the command in FileName in the current bash environment. Note: This command is usually replaced by the "." command. For example, source. bash_rc and. bash_rc are equivalent. Note:

Debian 6.0.6 local non-free source creation process description: My work environment cannot be on the Internet, so we need to build a local debian source through DVD burning. Debian can be engraved with main and contrib, and non-free does not have

In our daily work and study, ifconfig is a frequently used command. Today, according to the output of a server, the output of ifconfig is: www.2cto.com eth0 Link encap: ethernet HWaddr 00: 22: 19: BA: 48: 6B inet addr: 192.168.0.155 Bcast: 192.168.0.

1) install the software rintedDownload rinetd.tarTar xvzf rinetd.tar.gz # extract the programCompile and installMakeMake install2) edit the configuration fileVi/etc/rinetd. conf59.33.120.36 80 192.168.0.72 80Allow 59.33.120 .*Logfile/var/log/rinetd.

I. BIOS power-on self-checkWhen you press the power switch to start the computer, the computer will first start the BIOS (Basic Input and Output System), the BIOS is generally integrated on the motherboard.BIOS work1. Check the connected hardware,

Method 1: Suitable for mysql databases in all formats. It is regularly executed by exporting and importing a script to the database:1. Export mysqldump-u username-p database Name> exported file name mysqldump-u username-p database> url/databas. SQL2.

Linux + php connection to mssql due to environment requirementsThe installation and loading of the freetds module is omitted from the Internet. Yum install unixODBC *In/etc/profileAdd export PATH = "$ PATH:/usr/local/freetds/bin"# Echo

This article introduces 12 classic skills in the application process of Linux operating system. You can use these skills to better use the Linux system. 1. Process special file namesSuppose there is a file name named "-ee" in Linux. If we want to

Function prototype: Int pthread_mutex_init (pthread_mutex_t * restrict_mutex, const pthread_mutextattr_t * restrict attr)This function is used to initialize mutex locks in multiple threads.If attr is null, It is the default attribute, and the quick