Linux administrator Training Level 2

Linux administrator Training Level 2-General Linux technology-Linux technology and application information. The following is a detailed description. Level 1: Common Administrator

1. Features: You can understand the concept of partitions and install linux systems and common databases, table managers, and application software, make some basic configurations (such as network, printer, and modem ), install and configure common services (such as NFS, HTTP, FTP, TELNET, SSH, LDAP, NIS, email service, SAMBA, and Print Service) based on your actual usage ), it can solve some basic simple problems, get familiar with some basic common commands, and understand the startup process of the system.

Level 2: Senior Administrator

1. He is a junior administrator first;

2. Features: I have systematically studied the operating system principles, learned about memory management, process management, CPU scheduling, and inter-process communication, and understood the linux system mechanism; I have learned programming knowledge, mastered at least one computer language (such as C, JAVA, SHELL, PERL, PHP), learned computer networks, and understood the principles of TCP/IP, familiar with the principles of Ethernet, switches, and routers, familiar with Computer Security Theory, common attack and defense strategies, database theory, and several common database products;

3. Have a strong learning and research spirit, can quickly keep up with today's technological development, always understand the development trends of linux, has a few linux fans to die, has a strong professionalism.

4. Understand the following applications in essence: HTTP service, mail service, Print Service, directory access service, and file service, and be proficient in installing, configuring, optimizing, and monitoring these applications;

5. You can customize the kernel and know the optimized kernel parameters so that the system can always run in the optimal state. You can understand the system performance by collecting snapshots of the series running by the system, it can gain insight into system exceptions and quickly reflect them. It is very familiar with the system operation level, detailed guidance paths, and detailed user login processes;

6. proficient in the structure and implementation mechanism of several popular file systems;

7. Know how to install, configure, optimize, and monitor more than one large database;

8. Familiar with the concepts of disk partitioning, logical disks, and disk quotas, and can be freely applied to real life;

9. Familiar with the various encryption algorithms used in LINUX, know how to eliminate various security vulnerabilities and risks in the system, and use subtle clues to identify some users (including intruders) malicious behaviors and quick responses (Loss Assessment, health check, and repair );

10. proficient in several common scripting languages (bash, sh, perl, php, etc.), proficient in some major text processing tools (grep, sed, awk, etc ), master several editors (vi/vim, emacs, etc );

Source: wochi.cublog.cn