When the migrant worker first started contacting the system operation and maintenance, he was basically in the era of pure human operation and maintenance. 99% of the work was done manually, because at that time, the server architecture, data volume, business volume and other indicators of an enterprise did not It's so huge now.
With the continuous development of the Internet, iterative updates, and the growth of the company’s business, some of the above indicators will also increase. At this time, simple manual operation and maintenance cannot meet daily needs, and it will also cause a lot of repetitive work. Therefore, At this time, script automation is necessary to replace some manual and repetitive operation and maintenance duties.
Therefore, it is more and more important for operation and maintenance engineers to master the skills of Shell scripting. Moreover, while reducing the amount of repetitive work, it will also improve a lot of work efficiency! Therefore, Shell script programming is also one of the necessary work skills for operation and maintenance engineers!
I have also written some related articles before: Introduction to the Basics of Shell Script Programming , this is an introduction to some basic articles, suitable for beginners; if you have a certain foundation and want to write by yourself, I recommend you to read: Shell scripting Ideas and process, and 10 suggestions for writing shell scripts efficiently ; if you need to practice, you can also read this article: 10 shell scripts commonly used in actual combat and interviews .
I also sorted out some commonly used interview questions and some advanced usage of Shell programming:
Carefully summarized 24 shell script interview questions
To get the Linux Shell text processing tool, it is enough to read this collection
High-powered grid | No need to worry about analyzing server logs when you shell out!
Language requires theory, actual combat, and summary. After this cycle, I believe that your abilities in all aspects will be greatly improved.
Many readers in the background often ask me if I have relevant actual cases to share and share. Therefore, the migrant worker used his spare time to collect and sort out some common cases in work to share with you. Not much to say, directly above:
It is estimated that there are about 100+ cases to share, and 40+ cases have been sorted out at present, and we will continue to update and share them with everyone in the future . It can be regarded as a kind of welfare for the readers of the official account of migrant workers.
How to get it? Reply to keywords directly in the background of the official account: 100 cases of shell script combat
It is not easy to collect, typeset, and organize, and it took a lot of time to organize and typeset. Readers, please click here to watch and forward to share a wave of support ! Your support is the driving force for migrant workers to continue to create! ! !