Cloud Applications

Bash sets vi as the default editing mode to edit the/etc/inputrc file, sets the global readline configuration, adds the following command: www.2cto.com # Ilikevimode, sets the default editing mode to visetediting-modevi # emacsmodesettings, e...

Use different SSH keys to log on to multiple websites. create different SSH keys,-t specifies the encryption method, RSA or DSA;-C annotation;-f specifies the file name www.2cto. comssh-keygen-tdsa-C & quot; email. xxx & quot;-f ~ The commands above/

Linux scheduling algorithm RHCAUNIT6CompensatingforPhysicalDiskCharacteristicswww.2cto.com objective:. understand the physical factors that affect disk io B. application queue technology to adjust IO scheduling 6.1physicalfactorsaffect..linux

Using shell to check whether the script is a super user UID is an important environment variable. it can be used to check whether the script is run as a super user or as a common user. For example, the code www.2cto.com is as follows :#!

By setting the font rendering parameter to improve the display effect, linux desktop can also be used. I am using centos5 now. Www.2cto.com I set the system-first item-font content, and selected a monochrome color in the font rendering. the display

View the modules loaded by Apache. apachectl-t-DDUMP_MODULESwww.2cto.comapache2: Couldnotreliablydeterminetheserver & amp; #39; sfullyqualifieddomainname, using127.0.1.1forServerName... view the modules loaded by Apache. apachectl-t-D DUMP_MODULES

When the file is changed in ubuntu recovery mode, the prompt "readouly" is displayed. when the file is changed in ubuntu recovery mode, the prompt "readouly" is displayed? Www.2cto.com solution: re-mount the partition where the file is located. 1,

Ubuntuip & amp; dns configuration 1. set the IP address. enter sudogedit/etc/network/interfaces on the terminal. assume that the network card is 0. if it is another network card, change eth0 to the corresponding value. Autolowww.2cto.

If Vsftpd permissions are correctly configured, report 500,550 solution: After configuring VSFTPD, I encountered a cannotcreatefile error and found many answers, all of them are permission issues. www.2cto.com my FTP user is ftpuser and I have

The scope of the script variables and function variables in Shell defines the function in shell to modularize the code and facilitate code reuse. However, the scope of the variables in the script itself and the variables in the function may be

Ssh password-less hand settings because many configurations on the Internet and password-less login are not easy to use, I just wrote a plug-in for your reference, I have prepared three test machines, the requirement is that all three machines can

Filter the invalid ip addresses in the access log and the script for regularly updating the ip addresses of the robot: www.2cto.com #! /Bin/sh # update the company IP address on a regular basis to filter # author: FelixZhang # date:

Linux boot start VNCserverDebian boot start VNC: www.2cto.com start VNC and set: startjwm & amp; firefox -- display: 1 set VNC boot vim/etc/init. d/vncserverSehll code ### BEGININITINFO # Provides: vncs... linux boot VNCserver Debian boot start VNC:

Whether the monitoring service exists. if it does not exist, create #! /Bin/shwww.2cto. comkill_result 'psaux | grep & amp; #39; index. php & amp; #39; | grep-vgrep | wc-l 'if [$ kill_result-eq0]; thennohup/usr/loc... Whether the monitoring service

LinuxY480 install the wired NIC driver [java] www.2cto. comsudoapt-getinstallbuild-essential tiallinux-headers-genericlinux-headers-'uname-R' wget-O-http://linuxwireless.org/download/compat- Install the wired NIC driver in linux ydo [java] www.2cto.

I remember the confusion in my mind when I first came into contact with LVM Logical Volume management, because I was unable to clearly distinguish the terms involved. after my own experiments, here, I will record my learned experiences and share

When compiling libnl, the linux wireless configuration commands have been updated to the iw era. Many people are still using iwpriv. To compile iw at www.2cto.com, you need to use a library: libnl. Independent nelink project. I cannot compile the

We can also modify the iso image, burn it to the cd, and install it automatically from the cd. this is very simple. (1) use ultralISO to open the image, extract isolinux/isolinux. cfg, and modify the image as follows. after the modification, replace

The initial status of Linuxbonding and its solution: start a bonding Nic and add two NICs with no network cable inserted into it. after pulling the bonding, ifconfig finds that it has a RUNNING mark, then plug in a slave and unplug it. ifconfig does

There are three methods for executing scripts in linux. /bar. sh is executed in the sub-process of the folk... /bar. sh is. /bar. sh content is read to the current running environment and execute exec. /bar. sh is to replace the current process.