CentOS

Forwarding: The role of each directory in the Linux (CentOS) system detailed recommendationsTypes of File systemsLinux has four basic file system types: Normal files, directory files, connection files, and special files, which can be identified by

First, installation environment1. The basic information for my virtual machine is as follows:Second, install Linux1. Prepare the CD image file for Linux, I use CentOS 6.4, and so on to build a virtual machine we will use it to install!2. Start the

Recently, in the construction of Hadoop cluster, in order to operate conveniently, master with no password authentication method SSH login Slave.1. Principle:Master as a client, to implement password-free public key authentication, to connect to the

BodyLinux system version: Centos 6.5Linux system version: Centos 7Earlier, we used the remote tool SECURECRT, with the "ifconfig eth0 + specific IP Address" command to the Linux with an IP address (refer to my blog: Remote login management tool for

from:http://tecadmin.net/install-firefox-on-linux/Firefox been released for Systems and Android in October, with various bug fixes and UPDA Tes. Below is the list of few changes which are made in Firefox 33. Read More details about this release of

CentOS Network Configuration  Turn on network functions#vi/etc/sysconfig/networkImportant Parameters:Networking=yes, do you want Open Network function, of course Yes AhWhether Networking_ipv6=no supports IPV6Hostname= Host NameConfiguration file for

First step: Check if the Linux-brought JDK is installed (uninstall CentOS installed 1.4)The installed CentOS will bring openjdk, with the command java-version, will have the following information:Java Version "1.6.0"OpenJDK Runtime Environment

CentOS system during the boot process, has been encountering a black screen prompt: "Kernel:pnp 00:0b:can ' t evaluate _crs:8", ignore it still can start the system and work normally, unknown why.After checking, this is the kernel boot error, need

Jira Introduction:JIRA: Professional defect tracking and project management softwareJira is a project tracking management tool that helps teams create scheduled tasks, build and publish good products. Thousands of teams around the world choose Jira,

Endmail is an excellent mail system under Linux. In the case of no setting, the email source address of SendMail e-mail is like [email protected], which will almost be identified by all the mailboxes as spam (spam) or directly rejected.1, SendMail

In the CentOS7 IP command instead of the ifconfig commandLinux configuration network, the Mac must be and the machine is right, must not be lessYum install nginx php55u php55u-fpm mysql56u mysql56u-serverThis is the repo source for MySQL Community

LiveCD and Livedvd are able to run the system directly on the disc, but cannot be installed, the difference is the capacity size, DVD contains more software.Netinstall is an image file for network installation and system rescue.minimal This image

If the system CPU is not i3, i5, i7, use the following methods to install the driver normally. Otherwise, the Nivida video card will not be enabled after entering the system, and the system is enabled by default for Intel integrated graphics. At

Uninstall PHP to see if there are Phprpm-qa | grep php Uninstall Yum Remove php* See if there is no php.ini configuration file is necessary under the global (root directory) search under the php.* file, see if there is no, there is a delete

Three virtual machines are installed on a 2G memory desktop and run well, that is, swap is used more often. See the previous article. Now the platform is basically ready, with its own laptop as the general control, and four machines running on the

I did not expect the installation process to be so tortuous that the download during gem installation is often unsuccessful, so I had to handle it. download the gem file and install it locally. In addition, radmine 1.2.1 is also very picky about the

How to switch the command line and desktop modes in centos How to switch between desktop mode and Command Line Mode Open the/etc/inittab file in the editor (VI is used here, you can choose one you like ): # Vi/etc/inittab Open as follows:

Centos configures firewall operation instances (enable, stop, enable, and disable ports ): Note: basic firewall operation commands: Query the Firewall Status: [Root @ localhost ~] # Service iptables status   Stop Firewall: [Root @

A cluster is a collection of multiple servers to provide external interface access, which is completely transparent to users. A common method is to put a server on the front end and distribute user requests to different servers, there are roughly

Solution to slow ssh connection in CentOS Use commands Ssh-vroot@10.10.90.204 To view the ssh debugging information, take the following steps: Debug1: Next authentication method: gssapi-with-micDebug1: An invalid name was suppliedCannot