Word count: 1358, reading time approximately 7 minutes It was a caffeine-fueled 3 AM, and I was slumped in my office chair staring at the monitoring screen showing 20 suddenly unresponsive Kubernetes nodes. As my fingers mechanically switched between SSH windows, I suddenly realized I had become a human operation script—this scene was reminiscent of … Read more
If one day you need to manage hundreds of servers, what will you do? Will you log in, configure, and update software on each one manually? Doesn’t that sound like a nightmare (yes, an upgraded version of a “nightmare”)! Fortunately, the combination of Python and Ansible allows you to easily achieve operations automation, completely bidding … Read more
Ansible Beginner’s Practical Guide: Achieve Server Configuration Automation in 3 Steps and Say Goodbye to Repetitive Manual Operations Ansible is an extremely useful tool in the DevOps field that helps us easily manage server configuration automation. Imagine having to manually type commands and configure files every time you deploy an application; that would be quite … Read more
Follow the public account “AI Operations Station” Set as “Starred“, sharing valuable content with you every day! Idempotence is a concept that often needs to be considered in practical applications, especially in operations management. Rather than understanding idempotence as a comprehensive handling of various exceptional situations, it is easier to approach business requirements by understanding … Read more
Shell Module: Execute Any Command The shell module allows you to execute shell commands on remote hosts. For example, to view the list of files in the current directory on a remote host, you can use: ansible <host_server> -m shell -a "ls -l" <host_server> is the host or host group you want to operate on, … Read more
Mastering Ansible: Building an Automation Operations Platform from Scratch, Achieving 8x Efficiency Ansible is a powerful automation operations tool in the DevOps field that can help us automate repetitive operational tasks, such as batch configuring servers and deploying applications. When used correctly, it can boost your efficiency by up to 8 times. Next, I will … Read more
The BLE protocol is established by the Bluetooth Special Interest Group and is widely used in short-range communication fields with low power requirements, such as smartwatches, fitness bands, smart lighting, and mice. The protocol is relatively mature. The SparkLink technology, introduced by Huawei, is a new wireless communication standard, with the SLE (SparkLink Low Energy) … Read more
1. Basic Introduction Ansible is a configuration management and application deployment tool developed in Python, which is now also shining in the field of automation management. It integrates the advantages of many established operation and maintenance tools, and Ansible can basically achieve the functionalities that Pubbet and Saltstack can provide. Pubbet and Chef are both … Read more
We previously discussed the basic installation, and today we will talk about usage.If the plugin is configured correctly and the device is functioning properly, after refreshing the interface list, find the corresponding device port, double-click it, and you will see the following interface.Wireshark main interface1. Selecting the Sniffing DeviceSniffing device selectionThis shows our sniffing devices. … Read more
Author: Qin Peng Published by the IoT Think Tank Please cite the source and origin Introduction Currently, NB can only serve as a supplementary means to meet specific application scenarios. There is no strong reason to achieve a nationwide NB network with no dead zones. 1. The Prosperity of NB In the eyes of many, … Read more