CentOS Remove extra kernel boot entries

After the CentOS 6 update, the inevitable will generate multiple kernel options in the startup option, a kernel file of approximately 100 trillion (below 100M), you can use the following command to remove the extra kernel. 1. First list the kernel

The method of Centos/rhel system update security patch

Configuring automatic security updates on CENTOS/RHEL7 systems On the Centos/rhel 7/6 system, you need to install the following installation package: # yum Update-y; Yum Install Yum-cron-y After the installation is complete,

CentOS 7 Open 3306 port access

CentOS 7.0 uses firewall as a firewall by default, and this is iptables firewall instead.1. Close firewall:Systemctl Stop Firewalld.serviceSystemctl Disable Firewalld.serviceSystemctl Mask Firewalld.service2. Install iptables FirewallYum Install

CentOS 6.3 Manual RPM Package installation gcc, g++

First to http://vault.centos.org/6.3/os/x86_64/Packages/download the use of the RPM package, including: ppl-0.10.2-11.el6.x86_64.rpm, cloog-ppl-0.15.7-1.2.el6.x86_64.rpm, mpfr-2.4.1-6.el6.x86_64.rpm, cpp-4.4.6-4.el6.x86_64.rpm, kernel-headers-2.6.32-

CentOS firewall configuration and shutdown

When using the CentOS operating system, the firewall configuration is very important, he is concerned about the safety of our computer. Once when the ORACLE database was installed under the CentOS operating system, it was shown that the EM

Install FTP under CentOS, set up firewall

Original link: http://www.centos.bz/2011/03/centos-install-vsftpd-ftp-server/ VSFTPD, as an FTP server, is very common in Linux systems. Here's how to install Vsftp on a centos system. What is vsftpd VSFTPD is one of the most admired FTP server

CentOS Network Settings

CentOS Modify IP Address # ifconfig eth0 192.168.1.80 This will change the IP address to 192.168.1.80(if you find the network, then you may need to change the gateway and DNS, the following will be mentioned), but when you restart the system or

CentOS Compile ffmpeg and mencoder

Originally, on the blog together on the written is very complete, unfortunately, the original pure technology blog by the Wall, and at the same time, must use a amrnb and AMRWB download site also seems to be wall, or hung, helpless, and must use

Centos Network Basic settings

Usage Environment: Centos 5.5 Centos Network Settings-related profiles: file/etc/sysconfig/network: can set the network open state, default interface, default gateway, host name, domain name directory/etc/sysconfig/ Network-scripts: The control

CentOS 6.4 Graphical interface custom open terminal shortcut keys

Question: Want to use the Terminal in the desktop environment of CentOS 6.4, but do not want to use mouse click to choose every time, want to define shortcut key. Search the Internet and learn the following

Upgrade Subversion on CentOS

These days have been plagued by the merging of SVN's branches, and everyone reflects that merging between branches is too much trouble, and sometimes it's not known which version was last merged. There were ways to prevent errors from occurring on

CentOS 6.6 Compile and install php7.0.5____php

PHP7.0 official version also came out, today compiled installed a bit, write down the installation steps, I was compiled in the centos6.6 environment, as follows: Download Address http://cn2.php.net/distributions/php-7.0.5.tar.gz Install the

Install Python3.5__python under CentOS

install Python3.5 under CentOS • Installation python3.5 may use dependencies Yum install openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel sqlite-devel • Find download path to Python website, download with wget wget

CentOS Installation python3.5.2

md5

This article takes the installation python3.5.2 as an example 1. Download from Python website wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tgz 2, decompression python-3.5.2.tgz Tar xzf python-3.5.2.tgz 3, the configuration compiles

CentOS Open port and Telnet test port

1 with 8080 ports for testing, first vi/etc/sysconfig/iptables open 080 ports Firewall 8080 Port:-A input-m State--state new-m tcp-p TCP--dport 8080-j ACCEPT 2 Reboot Firewall command: Service iptables restart View firewall Status: Iptables-l-N

CentOS 7 Open Telnet Service

You can use Rpm-qa | grep iptables to view, centos7 default firewall is firewalld,iptables should not be installed, you can use Yum install iptables-y to install. 1. Close firewall:Systemctl Stop Firewalld.service #停止firewallSystemctl Disable

CentOS 7 partition

1. Download the installation package: 2, select the relevant information, enter the partition interface, select the LVM mode allocation 3. Click to enter Select---I'll configure partitioning in the interface Then choose the LVM allocation method

[CentOS] TIDB issues to be aware of during installation

I am using ansible to do the deployment, according to the document or easy to deploy. 1. File system has used EXT4 format to modify mount parameters (increase nodelalloc and noatime) First, check the file format of the system, the command is as

Configuration of Aapache+2 tomcat8 in a CentOS environment, load balancing

1. First introduce Apache installation and uninstallation installation, via Yum online sudo yum install httpd-y Set boot up Chkconfig httpd on Launch Apache Service Service httpd Start The default installation path

Centos Python3 Installation Coexistence

Installation of python3.6 may use dependenciesyum install openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel sqlite-develDownload python3.6 Compilation InstallationDownload https://www.python.org on the Python websiteTo download the

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