Linux

JMeter is developed by the Java language and relies on the Java environment, so you need to configure the relevant JDK environment (refer to my related blog). Download

First, host name# hostname# Vim/etc/hostsip xxx.xxx.xx# cat/etc/sysconfig/networknetworking=yeshostname=xxx.xxx.xxSecond, fixed IP address# cat/etc/sysconfig/network-scripts/ifcfg-eth0device= "eth0" bootproto= "Static" Dhcp_hostname= "xx.xxx.xx"

1.who commandUsed to view the current system login user, which logins are in the system, the terminal used, logon time, CPU usage, actions, and so on.Who parametersCommon parameters and meanings are as follows:-H: Displays the header columns for

1.du-h to see the size of each partition2.du-h--max-depth=0/data2/xijun.gong/tt_data is used to view the size of a folder and to specify the depth of recursion.3. chmod u+wr,g+r,o=r data.txt To modify the file permissions, the user to increase read

Old Boys Educate Linux Ops1, create the directory/data/sun, and create the file Sun.txt in the directory, and then write the contents in the file Sun.txt "inet addr:10.0.0.8 bcast:10.0.0.255 mask:255.255.255.0" (not including quotation marks).2, the

Ubuntu Linux System environment variable configuration file:/etc/profile: The first file that is used when the operating system customizes the user environment at logon, which sets the environment information for each user of the system, which is

SuSE Machines Add Trust#!/bin/bashnum=1nump= "$num" "P" for I in ' Cat ip.txt ' Doecho "IP:" $ipaswd = ' sed–n "$nump" Paswd.txt ' echo "passwd:" $PASWD/ Usr/bin/expect CentOS Machine Add Trust#!/bin/bashnum=1nump= "$num" "P" for I in ' Cat ip.txt '

Deploying a DHCP server1. Install DHCP with Yum650) this.width=650; "src=" https://s2.51cto.com/wyfs02/M01/8D/7C/wKiom1idet-ww-y8AAAgRt6VJMk504.jpg "title=" 1.jpg "alt=" Wkiom1idet-ww-y8aaagrt6vjmk504.jpg "/>2. Edit the configuration file650)

Java_home path not found, the following changes need to be made:Locate the directory where the boot path is located:vi/usr/local/apache-tomcat-7.0.55/bin/catalina.shAdd the following information:Export Java_home=/usr/local/jdk1.7.0_67export Jre_home=

Php installation details, php details Obtain resources: Cd/usr/local/src/ Wget http://cn2.php.net/distributions/php-5.4.45.tar.bz2 Tar jxvf php-5.4.45.tar.bz2   Environment Configuration: Rpm-ivh 'HTTP: //

Zabbix usage summary, zabbix Summary 1. Failed to start zabbix-server on CentOS 7. The error message in/var/log/messages is as follows: Feb 22 12:56:43 mysql-server1 systemd: Starting Zabbix Server with MySQL DB...Feb 22 12:56:43 mysql-server1

CentOS 6.5 system upgrade openssh7.4, centosopenssh7.4     Upgrade openssh7.4 to Linux     Environment: CentOS 6.5     Http://zlib.net/zlib-1.2.8.tar.gz   Prepare the installation package           Unzipping: zlib-1.2.8.tar.gz [Root @ dbaul01

The configuration process of high-availability HA Using HeartBeat is described in detail. I. Preface HA (high available) is also known as dual-machine hot backup for key services. Simply put, there are two machines A and B. Normally, A provides

Awk text processing tool, awk Text Processing Awk: Powerful text processing tools, good at analyzing log files; Not only for Linux, but also the most powerful data processing engine in any environment;   Syntax description: Awk '{pattern +

Compile and install the new kernel in CentOS 5.5Step 1: Download the kernel Portal: address. The author downloaded version 3.2.84.Step 2: decompress and compile the kernel Because my file is the .tar. xz file, you cannot directly decompress it using

Revoke the client certificate on the Linux OpenVPN server. Between the OpenVPN server and the VPN ClientAuthentication, Mainly through the certificate. Sometimes we need to disable a user from connecting to the VPN Server, then revoke the

Common linux commandsThis article records some common commands used in daily work and lists them in categories. In fact, linux or unix is far more than these commands,There is no need to give out the uncommon commands and it is not too late to use

Install rabbitmq in centos7 Because rabbitmq is written in erlang, you must first install erlang in centos. For more information, see http://fedoraproject.org/wiki/epel/faq?howtouse. rpm -Uvh

Some things to do after Centos7 is installed 1. Update the system and patch Our Internet is very insecure. Every day, new vulnerabilities occur and are fixed. Therefore, we must update, update, and update the internet, yum-yupdate The above command

Questions about centos environment variable setting Security. Indicates the current directory. If you write this to the root environment variable, you only need to name the script when executing the script, and the system will find and execute the