Rhel and his derivative distributions such as CentOS, Scientific Linux in order to stabilize, the official RPM repository provided RPM package is often very lag, of course, this is understandable, after all, this is the server version, security and
This article describes how to install Docker in a Redhat/centos environment. Official documentation requires at least 3.8 Linux kernel, and Docker can only run on a 64-bit system. Since the kernel version of RHEL6 and CentOS6 is 2.6, the kernel must
BackgroundBecause of kernel version issues, only Ubuntu can support Docker at first. However, since the Redhat series OS (Rehl, CentOS) is currently the mainstream Linux server operating system, it is necessary to enable the Redhat series OS to
[email protected] ~]# Yum install php-mcryptsetting up install Processno package Php-mcrypt available. Error:nothing to doThe original CentOS official by default does not support the mcrypt module , so must find another way to toss 2 hours to
1. Install docker on CentOS 6.4
Docker currently only supports Ubuntu, so it is troublesome to install Docker on CentOS (Issue #172 ).
According to the official docker documentation, at least 3.8 of Linux kernel is required, and CentOS 6.4 is the 2.6
Background
Due to kernel version problems, only Ubuntu can better support Docker at first. However, because the RedHat series OS (REHL, CentOS) is currently the mainstream Linux server operating system, it is necessary for the RedHat series OS to
First, the deployment lamp environment, installation sequence
Second, compile, install PHP
Third, install XCache, for php (opcode) acceleration
Iv. Other
First, the deployment lamp environment, installation sequence
Compiling and
1 installing Docker Docker on CentOS 6.4 currently only supports Ubuntu, so installing Docker on CentOS is a hassle (Issue #172). The official Docker document says Linux kernel is required to be at least 3.8 and CentOS 6.4 is the 2.6 kernel, so I
ObjectiveGlances can provide Unix and Linux performance experts with the ability to monitor and analyze performance data, including:
CPU usage
Memory usage
Kernel statistics and running queue information
Disk I/O speed,
The same website program runs under Linux more quickly than in Windows, so decided to use Linux distribution CentOS, this article mainly explained under CentOS use Yum command to install the lamp detailed process. The software we use is the latest
First look at the architecture, as shown in the following figure:
Deployment
1. Modify the Hosts
Perform the same operation on all servers.
Vim/etc/hosts
192.168.137.10 Master
192.168.137.20 backup
192.168.137.30 slave
192.168.137.40
Http://heylinux.com/archives/1004.htmlAs the most widely used free database in the world, MySQL believes that all engineers engaged in system operations must have contacted. However, in the actual production environment, the single MySQL as a
Original source: http://www.cnblogs.com/luckcs/articles/2543607.htmlMySQL Master-slave Replication (master-slave) and read-write separation (mysql-proxy) practicesAs the most widely used free database in the world, MySQL believes that all engineers
http://heylinux.com/archives/1004.html MySQL Master-slave Replication (master-slave) and read-write separation (Mysql-proxy) practiceAs the most widely used free database in the world, MySQL believes that all engineers engaged in system operations
the--rpm of Linux package managementNetwork operating system is the architecture on the underlying hardware, the current kernel has a Linux series, UNIX class, Windows series, and so on, and then up to the library call, the implementation of the
Linux process and Job management (2)CentOS 6:http://172.16.0.1/fedora-epel/CentOS 7:http://172.16.0.1/fedora-epel/Process Management class Commands:Htop command:Options:-D #: Specify the delay interval;-U UserName: Displays only the process of the
Concept of the process:In the Linux system, all commands have operation or operation permissions, the same command for different users have different permissions, these permissions belong to the file's property information. So we probably know that
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