Giới thiệu về Prometheus và Grafana – giải pháp tối ưu cho hệ thống Monitor.

https://itforvn.com/gioi-thieu-ve-prometheus-va-grafana-giai-phap-toi-uu-cho-he-thong-monitor/ 

Comments

Post a Comment

Popular posts from this blog

Set up GitLab CI with an iOS project that uses Cocoapods

Image
  We all write tests for our applications and keep them in version controlled systems like GitLab or GitHub. However, how can we configure GitLab to run Unit and UI tests for us? I couldn’t find a lot of documentation explaining how to set up continuous integration for iOS on GitLab, therefore I am writing this article. Victor Peschenkov explains in his article how to use GitLab CI with Fastlane. My article focuses on how to run everything yourself. Requirements In order to set up GitLab Runner for iOS we need the following tools: Mac Xcode 10 GitLab.com account (or a self-hosted one) Homebrew CocoaPods (use Homebrew: brew install cocoapods ) Please install these tools now before continuing. Configure Xcode Make sure to download Xcode form the Mac App Store. Once it is installed open it and create a project to make sure it is completely installed and running. iOS Project I created a sample project to get you started more quickly. Feel free to fork it or use your own pro...
Read more

How to Remove Images and Containers in Docker

Docker rmi docker rmi removes images by their ID. To remove the image, you first need to list all the images to get the Image IDs, Image name and other details. By running simple command docker images -a or docker images . After that you make sure which image want to remove, to do that executing this simple command docker rmi <your-image-id> . Then you can confirm that image has been removed or not by list all the images and check. Remove multiple images There is a way to remove more than one images at a time, when you want to remove multiple specific images. So to do that first get Image IDs simply by listing the images then execute simple followed command. docker rmi <your-image-id> <your-image-id> ... Write Images IDs in the command followed by the spaces between them. Remove all images at once To remove all images there is a simple command to do that. docker rmi $(docker images -q) Here in the above command, there are two command the first whic...
Read more

How to Set Up SSH Keys on CentOS 8

Introduction This guide explains how to create SSH keys, add the public key to your CentOS 8 server, and configure sshd for passwordless login. The IP address 192.0.2.123 is an example. 1. Create an SSH key pair Create an SSH key pair on your computer with ssh-keygen . $ ssh-keygen After running this command, you should see the following prompt: Output Generating public/private rsa key pair. Enter file in which to save the key (/your_home/.ssh/id_rsa): Press ENTER to save this SSH key pair into the ./ssh subdirectory of your home directory, or specify an alternate path if you want. After this you should see the following output: Output Your identification has been saved in ~/.ssh/id_rsa. Your public key has been saved in ~/.ssh/id_rsa.pub. The key fingerprint is: your_fingerprint_key username@remote_host The key's randomart image is: +--[ RSA 2048]----+ | ..o | | E o= . | | o. o | | .. | | ..S | | ...
Read more