Today, an ORACLE tablespace file is deleted, indicating that it is deleted from ORACLE according to the standard, but the physical file is sent to rm-rf,
The result shows that the directory size is reduced, but when you look at the partition
The XEN architecture VPS generally provides a capacity of no less than 10 Gb, but most VPS Based on the Xensystem panel are mounted with 10 Gb hard disks by default (the first disk), and the remaining capacity (the second disk) you need to manually
Sometimes, as needed (such as preventing attacks), the Linux server administrator can restrict the server from being pinged by other users. At the same time, the Linux Server can be pinged to other servers.
This article provides two methods to
There are many friends who want to use VPN, But they purchase other VPN services, but the speed is limited and the traffic is limited, and the price is unstable. Why not set up your own VPN Server? The cost of setting up a VPN on your own is very
The log server allows you to conveniently view the logs on the server and write the logs to the database for web display. It also plays a role in security. When hackers leave the clear history, we can also see it here. If you don't talk nonsense,
I have been busy with projects some time ago, so I haven't had time to update the svn service in the early stage of the project. Today I just finished my work and summarized my previous configurations for your reference.
As an open-source code
Install gcc before installing bind, configure the yum source, yum-y install gcc, if there is run. pid error: rm-rf/var/run/yum. pid (solves the problem that the yum-updatesd service is running)Download bind9.6 to/root/Desktop, first to the directory,
Download and install (log on to the server through ssh and perform the following operations. You must use the root user permission to install the SDK)Source code compilation and InstallationWgethttp: // dl.wdlinux.cn: 5180/lanmp_laster.tar.gzTar
Many topics have been discussed in maptail over the past few days. Today, we have made some time to sort out the deployment environment for your reference. Online DEMO: http://view.linuxtone.org/I,Ii. Installation1. dependent on python2.6 ~ Python 2.
I. Environment Description
System: Centos6.3 Mini X64
IP: 172.16.1.30
Ii. Start Installation
# Yum install-y bind *
3. Configure DNS
Cp-a/var/named/chroot/etc/named. conf/var/named/chroot/etc/named. conf. bak # back up
Vi/var/named/chroot/etc/named.
Today, we will introduce a simple method to back up your website.
1. Use putty to log on to the website server.
2. Back up the website directory:
[Root @ www ~] # Cd/web/www // enter the corresponding directory [root @ www] # tar zcvf
Nginx is not only an excellent WEB server, but also can be configured as a powerful Load balancer according to the anti-proxy of nginx. this section describes how to configure nginx as a server Load balancer and configure highly available clusters
Zabbix is an open-source system/network monitoring server that provides a Web management interface. It can monitor various network parameters and ensure secure operation of server systems; it also provides a soft notification mechanism for system
1. Install vsftp here, we set up a virtual user. The so-called virtual user is not using a real account, but simply by some means to map accounts and Set permissions.Yum-y install vsftpdIn CentOS, you can build a simple anonymous FTP. You can access
First install snmp
# Yum install-y net-snmp-utils
Then Configure snmp
Step 1:(The configuration file for yum installation is/etc/snmp/snmpd. conf, a lot of things in it, a very detailed document, but I always have an excuse not to go into detail,
This tutorial is applicable to CentOS.
1. Check the server for necessary support. If the check results do not support these features, pptp cannot be installed. Command:
modprobe ppp-compress-18 && echo ok
After this execution, "OK" indicates that
AMH is a free web management system developed by Chinese people in June this year. By default, the nginx web server environment, MySQL and FTP are installed. It supports 32-bit and 64-bit linux versions. The AMH interface is also quite simple, and
Document configuration environment:
Master scheduler A: 192.168.0.111 (eth0) Intranet: 172.16.1.1 (eth1)
From scheduler B: 192.168.0.112 (eth0) Intranet: 172.16.1.2 (eth1)
Real Server R1: 192.168.0.113
Real Server R2: 192.168.0.114
Virtual IP
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