Linux

Centos6.3 openvpn client Centos does not provide Openvpn by default, and there is no openvpn In the yum source. If you want to use yum for installation, install EPEL first. Www.2cto.com Shell code wget

To install hard RAID Intel ESRT2 under ubuntu, You need to configure a raid 1 consisting of two hard disks as S1200BTSR host, E3-1230 v2, 8g ecc memory, this is a mainstream and inexpensive server configuration. Next we will look at how to group

PS: I have been using Nginx for two or three years. Now I often encounter some basic questions from new users. I have no time to answer them one by one. It took me some time this afternoon, based on your experience, I will share the main

Use putty or securecrt to connect to the linux server and use vi to edit *. php or *. in the c file, the blue comment is very light and hard to see. It looks very eye-catching. The effect is as follows: I have used to the default color, and I don't

In Linux, the kernel allocates an Inode (index node) to each newly created file. Each file has a unique inode number. The file attributes are stored in the index node. when accessing the file, the index node is copied to the inner to implement fast

In centos 6.3 x64 environment, install the vpn Client. Q: www.2cto.com because the project needs to use the google cloud storage and facebook and twitter API services, the local development server needs to flip Q. specifically, I tried to check

Linux server hardware and operating system information command hardware information www.2cto.com view cpu model and clock speed (unit: gihz, precursor Hertz GHz) cat/proc/cpuinfo | grep name | cut-f2-d: | uniq-c view cpu clock speed (unit: Z MHz)

In Linux, the memory usage is too high. The solution has recently encountered a menstrual problem. Some old people have asked why there are no other services after the boot, so mem will be used up? Is memory leakage? Do you want to restart the

Apt-get, two common installation package management tools in linux, is applicable to deb package-managed operating systems. It is mainly used to automatically search, install, upgrade, and uninstall software or operating systems from Internet

Ubuntu fixed grub, USB flash drive boot problem computer is win7 and ububtu dual system. Yesterday we adjusted the partition and re-installed ubuntu with a USB flash drive. The installation process went smoothly, when the USB flash drive is

Detailed description of the Linux Startup Process and the configuration files and scripts used for the startup: Detailed description of the Linux Startup Process and the configuration file to be used POST power-on self-check --> BIOS (Boot Sequence)

Ubuntu embedded development environment configuration, cross-compilation environment + tftp + minicomTo build an embedded development environment, you need to configure these services, cross-compilation environment, tftp service, and serial port

Lighttpd is a secure, efficient, and standard-based web server designed for high-speed environments. This tutorial will teach you how to install Lighttpd + PHP5 (FastCGI mode) + MySQL on a Fedora 14.I have tested it correctly. This will ensure you

Puppet is an open-source automated deployment tool. The following describes the installation and configuration of puppet.1. Operating System: redhat5.3 (64-bit System)2. System Architecture:192.168.0.200 Server192.168.0.201 Client192.168.0.202

Activemq is an open-source project of apache. In fact, it is easy to use. After decompression, it is OK to start directly. One of the depressing ones is that activemq needs to use mysql to record messages. It took several days to solve the simple

Mysql multi-instance installation and master-slave replication Configuration1. mysql multi-instance installation1) configuration file# Cat/etc/my. cnf. multi[Mysqld_multi]Mysqld =/usr/bin/mysqld_safe // mysqld pathMysqladmin =/usr/bin/mysqladmin //

1 causeRecently, a stress test was conducted on the newly developed web system, and it was found that the response speed of concurrent logon home pages under tomcat's default configuration pressure to 600 people was severely affected, more than 2000

Run the mkisofs command to create a redhat enterprise linux (RHEL6.4) ISO boot image. Run the following command in red hat's official document Installation_Guide (I will put it in a shell script file mkcustiso. sh) [cpp] mkisofs-quiet-V "make rhel

Vsftpd 500 OOPS, the result is restarted. However, the problem still persists, and the Error 500 OOPS: cannot change directory is reported. The copper drum was found to be due to selinux for half a day. Go to/etc/selinu. View the config file and

In Linux, SSH port forwarding usually opens some specific ports between two different networks for communication, while port 22 used by SSH is usually open. SSH-based port forwarding uses SSH as an intermediate proxy to bypass the restrictions