Shulou(Shulou.com)06/02 Report--

First of all, mastery of the Linux operating system is a top priority. No matter any operating system has GUI, CLI two kinds of operation interface, GUI graphical operation interface operation complex, Windows operating system mainly uses this operation interface;CLI command character operation interface mainly used in Linux operating system, more efficient and simple than GUI operation interface, engaged in IT industry talents mainly use CLI operation interface, in order to achieve high efficiency, cost saving purposes. Therefore, mastering all kinds of commands is the most basic thing. At present, only simple commands such as opening and closing machines, timing, creating and deleting users are mastered.

At the same time, you need to learn storage management, process management, network management (network basics), shell scripting, network service management (web services), MySQL database management system, and software management direction knowledge. The above is the basic knowledge that a beginner operator needs to master.

Next, you need to upgrade your development space and master the firewall framework knowledge of netfilter/IPtables; network management service cluster LVS--Linux virtual server, which appears as a server with the same service functions;keepalive detects the running state of the backend server;nginx for web service cluster, comes with a health check mechanism;haproxy cluster--high availability reverse proxy cluster (Only available on web servers); network monitoring: cacti data analysis trend software, nagios network status warning tool, and zabbix set of both and add error repair function; MySQL cluster, tomcat cluster; proficiency in installing Linux operating system, and batch installation steps.

All of the above are heard by a novice. For the first time in this trip, how many of them are wrong? If there is a big shot who takes free time to read notes, I hope the big shot will educate him more.

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