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Recently, packaged projects need to be tested by members, but once packaged, development is affected, so you plan to use docker to simulate a production environment to run packaged projects so that you can develop and test members as well.Because the original project is too large, we intend to take the large experiment of software engineering t ...

Environmental Instructions: host name Operating System Version ip docker version kubelet version To configure Remarks master Centos 7.6.1810 172.27.9.131 Docker 18.09.6 V1.14.2 2C2G master host node01 Centos 7.6.1810 172.27.9.135 Docker 18.09.6 V1.14.2 2C2G node Node node02 Centos 7.6.1810 172.27.9.136 Docker 18.09.6 V1.14.2 2C2G node ...

                           At present, the script is to write the Container ID in the script. Of course, it can also be controlled by passing parameters to the script. You can change it. Start docker The startup sc ...

1. random module The imported random module is in the following format: import random 1.1 random decimal Take random decimal: mathematical calculation. print(random.random()) ා take the decimal between 0-1 (random. Uniform (1,2)) ා take the decimal between 1-2 1.2 random integer Take random integer: used in lottery and lottery. print(rando ...

Original text: https://i4t.com/4373.html In most cases, the construction project will take up a lot of system resources. If gitlab itself is used to run the construction task, obviously gitlab's performance will be greatly reduced. The most important function of gitlab ci is to manage the construction status of each project. Therefore, it is m ...

Linux/Centos7 Account and Rights Management Manage user accounts, group accounts Query account information Set permissions for files and directories Set file and directory attribution 1. Preamble overview As a multi-user, Multi-tasks server operating system, Linux provides a strict rights management mechanism, which mainly restricts resource ...

This article is reproduced and the copyright is owned by the author.For commercial reprinting, please contact the author for authorization. For non-commercial reprinting, please indicate the source. Author: Song Baohua Source: WeChat Public Number linux Reading Yard (id: linuxdev) Introduction to Ftrace Ftrace is one of the most effective too ...

Bowen Outline What is RAID Software，hardware RAID Setup of Software Disk Array Emulate RAID incorrect rescue mode Boot-up automatically starts RAID and mounts it automatically 1. What is RAID: 1. The full name of the disk array is "Redundant Arrays of Inexpensive Disks, RAID", which means: Fault-tolerant, inexpensive disk array. ...

1. Sometimes we operate under the root user and often prompt you after login: You have new mail in/var/spool/mail/root. This prompt is due to reminders sent to root users by the mail mail service on Linux system, which normally turns off reminders or sets mailbox addresses to other mailbox addresses instead of being sent to root users.The solu ...

There are three types of virtual hosts supported by Nginx ● domain name based virtual host● IP based virtual host● port based virtual hostEach virtual host can realize its own functions through the "server {}" configuration section Domain name based virtual host Experimental environment 1. Basic source package (no password): https: ...