Today old left in trying to learn Iredmail installation process, I was based on CentOS installed, but there are some errors in the installation process, such as the implementation of the installation script appears "installation failed, please check
Git is a distributed version control software that was originally created by the Linux kernel developer Linus Torvalds to better manage Linux kernel development. So far, Git has become a fairly useful version management tool. Compared to SVN, if you
To adjust the use of a CPU for a program:
First, use Taskset to make full use of multi-core CPU, so that the utilization of the CPU is balanced to each CPU
#taskset-P, set an existing PID instead of reopening a new task-C, specify a processing,
The test environment is a Aliyun Centos 5.4 32-bit system.
1, if installed SendMail, the first uninstall.
The code is as follows
Copy Code
Yum Remove SendMail
2, install Postfix
The code is as
These two days in toss build group git server environment, just start originally want to try to use Gitlab, but install up for my Linux rookie is a bit difficult, toss for a long time Gitlab did not fix decisively gave up.
Then find some articles
1. Centos the default is to open IP Security policy, that is, 80 ports also prohibit external access, so first deactivate iptables.
Service Iptables Stop
or open to port 80.
Iptables-i rh-firewall-1-input-m state–state new-m tcp-p tcp–dport 80-j
The example in this article describes the CentOS 6.6 implementation method for permanently modifying DNS addresses. Share to everyone for your reference, specific as follows:
1. Configure IP address file /etc/sysconfig/network-scripts/ifcfg-eth0
The article introduced the Centos use Yum installation mariadb, the relevant information can refer to this article.
Description: Must first be able to link the extranet. If you cannot access directly, you can also set up the agent, please refer to:
CentOS6.5 's own git version is 1.7.1
Uninstall self-brought git
# yum Remove git
Download the latest version of Git
# wget https://github.com/git/git/archive/v2.9.2.tar.gz
Extract
# tar ZXVF v2.9.2.tar.gz
# CD git-
Although Aliyun launched the Cloud Shield service, but it is always safer to add a layer of firewall, the following is my Aliyun VPS on the process of configuring the firewall, currently only configure input. Both output and ForWord are accept rules.
A Installation Platform Description:
centos6.4-i686 gcc-4.4.7
Two Download the latest source code:
Http://www.codeblocks.org/downloads
Installed here is the latest version: Code::Blocks 16.01
Environment: centos 6.5 64bit 192.168.1.9 (master) 192.168.1.10 (slave)Software version: bind9Prerequisites: disable the firewall (or allow udp tcp port 53 953) and selinux.The master server configuration is not described here. You can view the
Today, my company's development colleagues asked me to install node on the server for testing. At first, I wanted to use docker for it. However, many problems on the docker node were not solved due to temporary flexibility, I had to compile and
1. RCAT system environment requirements and software download and installationCurrently, RCAT scripts only support 32-bit or 64-bit CentOS 5/6/7 releases, and the memory must be larger than MB. The installation environment includes the basic WEB
Recently, the walls seem to be very congested, and the Great Wall jump methods are extremely slow. No way, you can set up the shadowsocks proxy server by yourself (take CentOS as an example ).Install related dependencies (enter the following
The following steps are successfully tested on CentOS 5/6/7, RHEL 5/6/7, and Oracle Linux 6/7.Node 1: 192.168.0.9 node 2: 192.168.l.10Step 1:Test the connection and access from node 1 to Node 2:[Root @ node1 ~] # Ssh root@192.168.0.10The
1. Unzip the installation package: tar-zxvf httpd-2.2.24.tar.gz2. Enter the unzipped installation package: cd httpd-2.2.243. configure the compilation and installation path and parameters:./configure -- prefix =/opt/httpd/-- enable-so -- enable-ssl -
Always use the ifconfig command to view network connections in CentOS, including IP addresses, MAC addresses, and network connection status. After upgrading to CentOS 7, ifconfig cannot be found. Previously, this command has been deprecated and
In Linux, VNC includes the following commands: vncserver, vncviewer, vncpasswd, and vncconnect. In most cases, you only need two commands: vncserver and vncviewer.My CentOS server is connected via SSH without a graphical window, that is, Headless
Svn (subversion) is a version management tool that has emerged in recent years and is the successor of cvs. Currently, most open-source software uses svn as the code version management software.The following describes how to install the subversion.1.
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