Linux

Once the English Ubantu system was installed, the Chinese Input Method was previously installed with the Chinese Ubantu, but sometimes the Chinese recognition was poor when the command line was used, and an error occurred. Therefore, the English

Email settings and instructions for use in the wdcp backgroundWdcp starts from Version 2.3 and adds the mail sending function.Two methods are supported. One is sendmail and the other is external domain mailbox, such as QQ mailbox and 163

Debian IP, DNS, and vnc ip Address Settings: vi/etc/network/interface: Set auto eth0 A, set eth0 to DHCP type iface eth0 inet dhcp B, and set it to static IP. Iface eth0 inet static sets IP address, subnet mask, gateway address 192.168.0.1netmask 255

Keepalived03, will seize resources, this is unnecessary switching 03 how to make the MASTER do not seize the BACKUP resources after recovery: set both hosts to BACKUP, because not preemptible only supports the BACKUP mode 04 which becomes the MASTER,

Nfs server and client Configuration overview: SERVER: oracle11g: 10.80.11.202 client: oracle10g: 10.80.11.177 1. configure Server: NFS is installed by default in Redhat Linux, re-confirm whether the appropriate rpm package has been installed

Linux VNC service installation and configuration 1. VNC Server configuration on Redhat this article takes the VNC Server not installed in the current Linux system as the basic. If it is already installed, skip section 1st! Prerequisites: 1. connect

A Brief Introduction to Linux software installation: For Windows users, software installation is really not knowledgeable. The software will be installed after "Next" or "change path. But it's not that easy in Linux. There are three main methods for

To create multiple virtual NICs in linux, you must create multiple virtual NICs on a single physical NIC due to business needs, the operation is as follows cd/etc/sysconfig/network-scripts/# enter the NIC directory cp ifcfg-eth0 ifcfg-eth0: 1 # copy

Introduction to sshpass and sshpass installation: you cannot specify a password for ssh login in the command line. The appearance of sshpass solves this problem. It allows you to use the-p parameter to specify the plaintext password and then

Linux virtual terminal command Screen usage details after using ssh or telnet to log on to the remote host, execute some time-consuming commands. If ssh or telnet is interrupted at this time, the program or command being executed on the remote host

Vim replacement operations are often used: % s/oldstring/newstring/g and: % s/oldstring/newstring/gc to replace the oldstring in vim with newstring. When marking samples today, I searched for more vim replacement operations, as shown below: 1 ,: % s/

About linux Performance Tuning 2: optimization of swap partition about linux Performance Tuning one: disk partition policy http://www.bkjia.com/ OS /201307/226371.html first talk about what is swap partition and its role? Swap partition, that is,

Linux performance optimization 6: I/O scheduling algorithm selectionLinux Performance Tuning 5: tuning soft raidhttp: // www.bkjia.com/ OS /201307/228240.html1) I/O scheduler Summary 1) when writing data blocks to devices or reading data blocks from

After we have installed the website service management system wdcp, we may have questions like this or that during use. Below are some points for you to learn. If you do not know anything, go to the wdlinux forum to find related tutorials.1, WdcpHow

[Linux] One of the learning notes for CentOS (installation and preparation) how to open the command window: application, system tools, how to obtain root permissions on the terminal: Under the terminal, enter su and then enter the password (the

Open a specified port in linux # disable Firewall/etc/init. d/iptables stopservice iptables stop # stop Service # view Firewall Information/etc/init. d/iptables status # Open Port: 8080/sbin/iptables-I INPUT-p tcp -- dport 8080-j ACCEPT # restart

Nginx log Cutting Generation 1. nginx log cutting # crontab-e59 23 ***/usr/local/sbin/logcron. sh/dev/null 2> & 1 [root @ count ~] # Cat/usr/local/sbin/logcron. sh 1 .#! /Bin/bash 2. log_dir = "/data/logs" 3. time = 'date + % Y % m % d' 4. /bin/mv $

Linux exec file redirection exec command function exec ls execute ls in shell, after ls is completed, the original shell is not returned. exec file. The content in the file is written as the standard exec 3 file writes the content written into fd4

In Linux, the core file is related to the linux platform. Set the method for generating the core dump file: 1) Enter ulimit-c in the terminal. If the result is 0, it means that when the program crashes, the system cannot generate core dump. 2) use

Ubuntu startup settings in windows 1. After windows xp is reinstalled, the Ubuntu startup item will be restored (Ubuntu installed with wubi). I will install wubidr and wubidr In the ubuntu-> winboot folder. copy two mbr files to the root directory