Great. Someone introduced Ansible Playbook like this

Great! Someone introduced Ansible Playbook like this! After a series of basic training and honing, it finally came to the application of relatively tall. (Nani is just starting to review his future: https://blog.csdn.net/qq_41765918/category_11512932.html) 1. What is playbook Chinese Name: script, which is an automatic processing script. P ...

Posted by PHPBewildered on Sun, 05 Dec 2021 07:57:53 -0800

Great. Someone introduced Ansible Playbook like this

Great! Someone introduced Ansible Playbook like this! After a series of basic training and honing, it finally came to the application of relatively tall. (Nani is just starting to review his future: https://blog.csdn.net/qq_41765918/category_11512932.html) 1. What is playbook Chinese Name: script, which is an automatic processing script. P ...

Posted by Sassy34 on Sun, 05 Dec 2021 07:39:37 -0800

Automated operation and maintenance tool - ansible detailed explanation

This article is a reprint of the article, the original link https://www.cnblogs.com/keerya/p/7987886.html catalogue Introduction to ansible What is ansible?ansible featuresansible architecture diagramansible task execution ansible task execution modeansible execution processansible command execution processDetailed explanati ...

Posted by allelopath on Thu, 02 Dec 2021 19:05:17 -0800

Hadoop2.6.0+Linux Centos7+idea environment: MapReduce second degree friend recommendation case

Catalog 1. Problem Description 2. Writing Code + Packaging Project in intellij idea 3. Upload jar package to Linux in xftp 4. Preparing input data + Running jar package + Viewing input results in hadoop 1. Problem Description With MapReduce, for each user, A suggests 10 users who are not friends with A, but have the most common friends w ...

Posted by ADLE on Thu, 02 Dec 2021 11:32:51 -0800

Installation of big data platform HDP3.1.4(Ambari2.7.4)

This article introduces the installation of hdp3.14 + ambari 2.7.4. If you want to use other versions, you can go to the official website to query the version adaptation Cloudera Support Matrix In addition, the official website also provides detailed guidance on the installation process, which can be referred to the official website Installat ...

Posted by jamiet757 on Tue, 30 Nov 2021 02:14:10 -0800

UR robot hand eye calibration

1, UR robot pose representation By default, the base coordinate system and TCP of UR robot are shown in the following figure: Note that the TCP location and coordinate system here are in the default TCP configuration. The default TCP configuration is shown in the following figure: If the user wants to set the TCP position and coordinate sys ...

Posted by james_andrews on Mon, 29 Nov 2021 09:50:09 -0800

Linux Learning Notes 2

tar command Use the tar command to package, compress, and decompress files: Compress the file using gzip and specify the compression name tar_gzip.tar.gz [root@ikta ~]# tar -czvf tar_gzip.tar.gz find_test1 find_test2 find_test1 find_test2 Compress the folder using bzip2 and specify the compression name tar_bzip2.tar.bz2 [root@ikta ~]# tar ...

Posted by john_wenhold on Tue, 23 Nov 2021 12:10:00 -0800

Keep alive to achieve high availability of httpd server

1. Introduction to keepalived Keepalived software was originally designed for LVS load balancing software to manage and monitor the status of each service node in LVS cluster system. Later, it added VRRP function that can realize high availability. Therefore, in addition to managing LVS software, keepalived can also be used as high availab ...

Posted by astarmathsandphysics on Tue, 23 Nov 2021 01:03:46 -0800

Spring Cloud Gateway current limiting practice

Welcome to my GitHubhttps://github.com/zq2599/blog_demosContent: classification and summary of all original articles and supporting source code, involving Java, Docker, Kubernetes, DevOPS, etc;Overview of this articleThis article is the eighth in the Spring Cloud Gateway series. After the previous study, we have almost understood the filter. To ...

Posted by ianwest on Mon, 22 Nov 2021 20:03:13 -0800

Spring Cloud Gateway custom filter practice (observe the change of circuit breaker state)

Welcome to my GitHubhttps://github.com/zq2599/blog_demosContent: classification and summary of all original articles and supporting source code, involving Java, Docker, Kubernetes, DevOPS, etc;Overview of this articleThis article is the seventh in the Spring Cloud Gateway practice series. In the previous article, we learned about various built- ...

Posted by sanju on Sun, 21 Nov 2021 18:08:31 -0800