Linux

Since the university knew that Linux this thing can be customized, and always want to make a version of their own Linux system. Recently work relatively busy, finally collapsed heart to study well.   At present, there are two main ways I approach

1.1 Source code compilation 1.1.1 access to source codeThe corresponding version of the source code can be obtained through the website or GitHub, according to the individual needs of the download, the latest stable version of 14.0.3, it is

Each of the host's tasks are different, the important data is not the same, the importance is not the same, so everyone's backup thinking angle is different! Some backup strategies are very interesting;(1) Mount the storage device for backup:Mount

Experiment One ( Introduction to Linux Systems ):Learned some important people about Linux, andExperiment two (basic concept and operation):Linux Terminal1.Terminal (terminal): when you switch to one of the terminals and want to switch back to the

In the management of Linux, account management is an important part, it is an important component of the Authority control. It is also a very basic part of the Administrator's management of the entire Linux.One, user and group-related configuration

mkdir–p [directory Name]-P Recursive creation CD [catalogue]Go to CatalogCD ~ Back to/root's home directoryCD-Back to last directoryCd.. Back to Parent Directory Ctrl + L Clear Screentab completion, press two below to all of the rmdir

Bash creates many built-in variables by default, which are described below.1. BASHPurpose: Displays the full path name of bash. Usually:/bin/bash or/usr/local/bin/bash.Use case: Echo $BASH2. Bash_versionPurpose: The version of Bash.Use case: Echo

View Linux Current Ip:ifconfig-aOpen Terminal ctrl+alt+tShow hidden Files Ctrl +hShow Desktop Ctrl+win+dClose the current window Alt+f4Capture fullscreen Print ScreenIntercept window Alt + Print screenPs-ef|grep mysqld//view MySQL process, binsudo

IntroductionLsof (list open files) is a tool that lists open files for the current system. In a Linux environment, everything is in the form of files, with files that not only access regular data, but also access to network connectivity and hardware.

First of all, how to get the help of command, in general, the command has four channels, can also be understood as four methods,1, internal command input directly: Help command2, external command can be entered: command--help3, view command manual:

Summarize the management features of RPM and Yum implementations packages RPM implementation of package management functionsInstallation:Command format: rpm {-i|--install} [install-options] package_file ...Options:-I.:-V: Show detailed

1. checkout files to a local directorySVN checkout Path (path is a directory on the server)For example: SVN checkout svn://192.168. 1.1/pro/domainShorthand: SVN Co2 . Add a new file to the repositorySVN Add fileExample: SVN add test.php (add

Configure cloudstack yum source in centos7 The open-source cloudstack documentation provides instructions for configuring cloudstack yum on centos6. However, its centos7 cloudstack yum library does not have an rpm package for cloudstack and cannot

CentOS6.4 install Bugzilla I. Environment Minimal installation of CentOS6.4x64 (LNMP environment installed in advance) Ii. Install the basic software package [root@ rsync ~] #yuminstallperl-CPAN-y [root@ rsync ~] #yuminstallmod_perl-y [root@ rsync ~]

Install and configure Smokeping in CentoOS As the company needs to monitor the network quality of the data center, it is helpless to install smokeping. Since most of the online tutorials are in the old version, today I will discuss the process of

Systemd Management in CentOS 7 CentOS system startup process: POST --> Boot Sequence --> Bootloader --> kernel + initramfs (initrd) --> rootfs -->/sbin/init Innit program: CentOS 5: SysV init CetnOS 6: Upstart CentOS 7: Systemd New Features of

Linux signal Programming Practice (2) signal sending function and reentrant function   In the early UNIX era, the signal was unreliable. It cannot be said that the signal may be lost, but a signal may occur, but the process may never know

Linux disk and file system management (5) _ creating swap partitionsSwap partition swap: When the cpu usage is insufficient, it will temporarily occupy a portion of the hard disk space to store memory information, which is the swap partition. Create

CentOS6 32-bit installation of Ghost In order to replace the legendary Ghost with a superb writing experience, I tried to delete all the content on the VPS and upgraded the system from CentOS 5 to CentOS 6, it took an afternoon to complete Ghost

Batch deploy Zabbix Agent Zabbix, as a system-level monitoring system, is still very powerful. It always tirelessly checks and verifies the system in the background, and then expresses the system warning through emails, text messages, graphics, and