quangcao

CONTAINERS MONITORING USING PROMETHEUS & GRAFANA

Introduction In this project, I explored Docker container monitoring using Prometheus and Grafana. The main objective was to run a Rocket.Chat server in Docker containers, using cAdvisor, node_exporter containers to export data to a Prometheus-Grafana server for monitoring. Prometheus Installation: First, I updated the instance and downloaded Prometheus (version 2.47.2) to the /opt directory. Here’s […]

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MATTERMOST – ROCKETCHAT – Monitoring

Monitoring / quangcao

In this section, I used Zabbix to monitor the CPU and memory utilization of both the Mattermost and Rockerchat servers. To see the response times of the requests I sent through JMeter, I used a Jenkins plugin known as “Performance.” The aim of this project was to gain hands-on experience with DevOps tools, not to

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MATTERMOST – ROCKETCHAT – Testing

CI/CD / quangcao

Introduction In this post, I used JMeter to test the REST APIs of two servers, Mattermost and RocketChat, with various user actions such as User Authentication, Sending Messages, Joining/Leaving Rooms or Channels, and Reading Messages. Then, afterward, I used Jenkins to run the jobs remotely, combined with Performance plugins, to view the results. Step 1:

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MATTERMOST – ROCKETCHAT – Installing

Ansible / quangcao

Introduction In this post, I used the Ansible aws_ec2 plugin which allowed me to control and configure these virtual machines. This ansible inventory specifies regions and filters them based on the ‘Project: num3’ tag. It defines how Ansible should communicate with the instances based on their ‘Name’ tag. To verify the setup and check all

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MATTERMOST – ROCKETCHAT – Deploying

Terraform / quangcao

Introduction In this post, I document the deployment of 5 instances on AWS using Terraform, an Infrastructure as Code (IaC) tool that automates the provisioning and management of infrastructure resources. My project started with the use of Terraform to create instances on Amazon Web Services (AWS) which were Mattermost server, Rocketchat server, JMeter, Jenkins, and

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VPN

Vpn / quangcao

WireGuard – openvpn Introduction I greatly enjoy reading project blogs on Medium, finding a lot of inspiration there. However, it’s blocked in some countries. To address this, I decided to set up my own VPN server using OpenVPN and WireGuard, both of which are free, open-source VPN solutions. I chose to run the VPN server

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Lemp Stack

Ansible / quangcao

Set Up WordPress Website with Ansible Introduction In this post I explained the process of setting up a WordPress website on an Ubuntu 20.04 LTS server, Nginx, MySQL, and PHP. This LEMP stack project served as an excellent opportunity to apply and further develop my DevOps and system administration skills. Step 1: Setting Up Your

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