Linux

CactiThere are many features that you may not know. This article introduces one Method: Using cacti andPerformance countersImplement custom Remote Monitoring Performance monitoring has always been an issue that every website must seriously consider.

BKJIA: Another interesting story to share with readers today. I am sure that most people will be interested as long as the reader is the application owner or is responsible for running Web applications. We recently changed the verification service

For Linux mysql dump, pay attention to the following issues to ensure Coredump is generated when the program crashes: 1. For Linux mysql dump, ensure that the directory where Coredump is stored exists and the process has write permission on the

The topic of this article is SELinux configuration on RHEL 5. RHEL also provides two methods to configure SELinux: graphical user interface (GUI) and command line. To demonstrate the ease of use of SELinux, This article uses the rhel gui to enable

Automatic NFS startup and Its PrincipleThe NFS server has been configured, but we need to restart the NFS service after the machine restarts. To avoid this problem, we need to enable the NFS and portmap services to automatically start at startup, so

UNIX Shell control structure-IF Flow Control (demo-making) IF statement has three formats: first, if... fi statement www.2cto.com is an instance: [plain] cat if1.sh #! /Bin/sh a = 10 B = 20 # ① if [$ a-eq $ B]; then echo "a is equal to B "; fi if [$

Method 1 for ubuntu vpn connection. install VPN Client # sudo apt-get install pptp-linux 2. install network manager support for VPN # sudo apt-get install network-manager-pptp 3. add a VPN connection right-click the Network icon on the panel-> VPN

In Apache, the virtual host is configured with wildcard domain name resolution ServerAlias. 1. Multiple Domain Names are supported. For example, mail.linuxfly.org, smtp.linuxfly.org, and pop3.linuxfly.org are directed to the same virtual host. They

Ubuntu 12.04 deploy PostGIS 2.1 First, uninstall the original postgis and postgresql-9.1-postgis, or you will use version 1.5 ~ 1 sudo dpkg -- purge postgis postgresql-9.1-postgis then, add the corresponding repository and install PostGIS 1 sudo apt-

In linux, the du and df commands also asked me about the command for viewing the directory size in Linux. Now I have learned the commands du/df a while ago. A while ago, some sub-Tests encountered that the program could not be executed due to the

Application Data Files and log backup scripts on unix #! /Usr/bin/bash ############################### regular Backup Communication data and logs of business and data processing processes # Author: xxx # Creation Time: 2013/7/4 # Ex:> chown a + x

For everyone to vote, the code in the usb_stor_control_thread () function is undoubtedly the most essential code in the entire module. We only need 306 rows of for (;) in the middle to know that this is an endless loop. Even if all other functions

1. download the latest J2SE 1.6: jdk-6u17-linux-i586-rpm.bin from java.sun.com2. Copy the JDK Installation File jdk-6u17-linux-i586-rpm.bin to any directory of Redhat. Example:/opt/jdk (directory jdk needs to be manually created)3. Execute # chmod +

I. Preparations Install JDK 1.5 or later, Jboss 4.2.3, apache 2.2.x, mod_jk.soConfigure the JAVA_HOME, JBOSS_HOME, and APACHE_HOME Environment VariablesMod_jk is the plug-in for connecting apache server to Jboss. Ii. ConfigurationAssume that jboss

[Root @ localhost X11] # cat xorg. conf.414# Nvidia-xconfig: X configuration file generated by nvidia-xconfig# Nvidia-xconfig: version 1.0 (buildmeister @ builder63) Mon Mar 23 15:33:27 PST 2009 # Xorg configuration created by pyxf86config Section

Nowadays, not only has Linux made great progress in the server field, but more and more users are choosing to use it in the desktop application field. The following uses Red Hat Linux 9.0 as an example to describe how to build a dual system with

We often encounter this problem. We use telnet/ssh to log on to a remote Linux server and run some time-consuming tasks. As a result, the task fails midway through due to network instability. After the command is submitted, how does one prevent the

Through further understanding of SNMP, we know how important this powerful protocol function is. Therefore, you must master the Linux SNMP service. I learned about Linux SNMP and learned about it as a Simple Network Management Protocol. The protocol

Linux Telnet is quite special. Here we will explain the application in this regard. First, let's take a look at the specific content of this application. Mail is a simple software for sending and receiving mails. What if I want to send and receive

In Windows, telnet configuration is relatively simple. In Ubuntu Linux, the telnet settings are relatively troublesome. Many of my friends are not familiar with the installation process. It doesn't matter. Here we will explain how to install and