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https://devopslite.com - DevOps Howtos, Tutorials & Guides

DevOps Lite is a personal blog specializing in technology with main topics about DevOps, DevSecOps, SRE and System Administrator. I am Daniel Pham (my Vietnamese name is Phạm Trung Dũng), currently I am a DevOps/DevSecOps engineer and also the creator of this DevOps Lite channel. I am a technology lover and want to share with all of you t

he knowledge and experiences I have gone through. To some extent, it helps you understand more or solve the problems you are facing. My channel will share with you knowledge related to some areas that I am working on:
- Network Engineer: about protocols, routing, network device configuration, network system management,...
- System Administrator: install Linux-based systems
- Virtualization: OpenStack, VMware Sphere, Proxmox
- Public Cloud: AWS, Azure, GCP and OCI
- DevOps: Docker, K8S, Helm, IaC, CI/CD...
- DevSecOps: SCA, SAST, DAST,...

And there is more knowledge.

In this article, I will guide you to monitor VMware with Prometheus vmware_exporter. The use of VMware at companies is q...
08/02/2025

In this article, I will guide you to monitor VMware with Prometheus vmware_exporter. The use of VMware at companies is quite common. Therefore, monitoring VMware infrastructure is also necessary.

https://devopslite.com/monitor-vmware-with-prometheus-vmware-exporter

In this article, I will guide you to monitor VMware with Prometheus vmware_exporter.

In this article, I will guide you to monitor Bind9 DNS with Prometheus bind_exporter. On Linux, you probably already kno...
07/02/2025

In this article, I will guide you to monitor Bind9 DNS with Prometheus bind_exporter. On Linux, you probably already know and are familiar with the dns bind9 service. Normally, companies and data centers will have an internal DNS system.

https://devopslite.com/monitor-bind9-dns-with-prometheus-bind-exporter

In this article, I will guide you to monitor Bind9 DNS with Prometheus bind_exporter.

In this article, we will monitor linux server with Prometheusnode exporter. If you haveinstalled blackbox exporterbefore...
07/02/2025

In this article, we will monitor linux server with Prometheusnode exporter. If you haveinstalled blackbox exporterbefore, this article will be a little different.

https://devopslite.com/monitor-linux-server-with-prometheus-node-exporter

In this article, we will monitor linux server with Prometheus node exporter. If you have installed blackbox exporter before, this article will be a little

In this article, I will guide you to create read-only user in VMware vCenter 6.7. Currently, many companies use VMware E...
06/02/2025

In this article, I will guide you to create read-only user in VMware vCenter 6.7. Currently, many companies use VMware ESXi as their internal virtualization platform.

https://devopslite.com/create-read-only-user-in-vmware-vcenter-6-7

In this article, I will guide you to create read-only user in VMware vCenter 6.7. Currently, many companies use VMware ESXi as their internal virtualization

In this article, we will set up Alertmanager to send alerts with Telegram bot. A monitoring system is only truly useful ...
06/02/2025

In this article, we will set up Alertmanager to send alerts with Telegram bot. A monitoring system is only truly useful if it can send you alerts. Simply because you cannot look at the monitor screen 24/7/365. And you can’t even see the entire dashboard.

https://devopslite.com/alertmanager-sends-alerts-with-telegram-bot

In this article, we will set up Alertmanager to send alerts with Telegram bot. A monitoring system is only truly useful if it can send you alerts. Simply

In this article, I will show you how to delete old targets in the Prometheus database. While using Prometheus to monitor...
05/02/2025

In this article, I will show you how to delete old targets in the Prometheus database. While using Prometheus to monitor your system, the system may change.

https://devopslite.com/how-to-delete-old-targets-in-prometheus-database

In this article, I will show you how to delete old targets in the Prometheus database. While using Prometheus to monitor your system, the system may change.

In this article, I will guide you how to create a Telegram Bot and get chat ID. You are writing this to help you set upA...
05/02/2025

In this article, I will guide you how to create a Telegram Bot and get chat ID. You are writing this to help you set upAlertmanager Telegram bot.

https://devopslite.com/how-to-create-telegram-bot-and-get-chat-id

In this article, I will guide you how to create a Telegram Bot and get chat ID. You are writing this to help you set up Alertmanager Telegram bot.

04/02/2025

In this article, I will guide you through installing Alertmanager and setting up Prometheus alerts. If you don’t know aboutAlertmanager, it is an indispensable component when using Prometheus. Alertmanager will handle alerts sent from client applications such as the Prometheus server.

https://devopslite.com/install-alertmanager-and-set-up-prometheus-alerts

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