Installing software under the CentOS system

Installation and uninstallation of Linux files:

Export http_proxy=http://ctu-net-bcproxy.ubisoft.org:3128

wget (World Wide Web get)

wget Parameters [URL address] for linux system download software, similar to thunder, is a download software

General download to current directory using wget

wget Https://github.com/mobz/elasticsearch-head/archive/master.zip

#export http_proxy=http://ctu-net-bcproxy.ubisoft.org:3128 Export command to set system environment variables, only valid for current console

#wget http://download.redis.io/releases/redis-3.0.6.tar.gz

RPM (Redhatpackagemanager), for installation, uninstall. RPM Software

First, installation

Command format:

Rpm-i (or--install) options file1.rpm ... filen.rpm

Second, delete

Command format:

RPM-E (or--erase) options pkg1 ... pkgn

Third, upgrade

Command format

Rpm-u (or--upgrade) options file1.rpm ... filen.rpm

Iv. Inquiries

Command format:

Rpm-q (or--query) options

V. Verifying the installed Packages

Command format:

Rpm-v (or--verify, or-y) options

Yum command to install software online

Yum is Python-based, and note that Python's version may cause Yum to not work correctly.

You can configure all Yum downloads in/etc/yum.conf using HTTP proxy: Add the following line

http_proxy=http://ctu-net-bcproxy.ubisoft.org:3128

The/etc/yum.repos.d/folder has its own Yum configuration under each software, and yum.conf is the global configuration

Yum = Yellow dog Updater, modified main function is more convenient to add/remove/update RPM package

Http://www.2cto.com/os/201411/353353.html

-Y (when the installation process prompts you to select all "Yes"

"The image of this machine is the default configuration of the old agent" This is the god horse a situation?

Ap-get is a software installation method under Ubuntu.

/usr/bin is a running script for some of the software you install later

/bin are some of the system's instructions.

/usr/sbin placing some user-installed system-managed prerequisites

Installing jdk1.8

View the currently installed JDK version

Java-version

Centos

#cd/opt/

#wget--no-cookies--no-check-certificate--header "COOKIE:GPW_E24=HTTP%3A%2F%2FWWW.ORACLE.COM%2F; Oraclelicense=accept-securebackup-cookie "" Http://download.oracle.com/otn-pub/java/jdk/8u66-b17/jdk-8u66-linux-x64.tar.gz "

#tar Xzf jdk-8u66-linux-x64.tar.gz

#cd/opt/jdk1.8.0_66/

#alternatives--install/usr/bin/java Java/opt/jdk1.8.0_66/bin/java 2

#alternatives--config Java here will list all of the Java versions that were installed on the machine, allowing you to enter a version to be used as the current version.

Just pick the newest one we just loaded.

#export java_home=/opt/jdk1.8.0_66

#export jre_home=/opt/jdk1.8.0_66/jre# export path= $PATH:/opt/jdk1.8.0_66/bin:/opt/jdk1.8.0_66/jre/bin

#export path= $PATH:/opt/jdk1.8.0_66/bin:/opt/jdk1.8.0_66/jre/bin

Installing Kibana

#cd/USR/SRC

#wget https://download.elasticsearch.org/kibana/kibana/kibana-3.1.1.tar.gz

#tar XVF kibana*.tar.gz

#cd kibana*

#vim Config.js

Iptables-a input-p tcp-m TCP--dport 9200-j ACCEPT

Iptables-a input-p tcp-m TCP--dport 9300-j ACCEPT

Cp-r/usr/src/kibana-3.1.1/*/var/www/kibana3/

Use of Logstash:

Bin/logstash-e ' Input{stdin{}}output{stdout{codec=>rubydebug}} ' #启动logstash进程

Read File Sample Configuration

Input

File {

Path = ["/var/log/*.log", "/var/log/message"]

Type = "System"

Start_position = "Beginning"

}

}

Installing software under the CentOS system