Learn Kubernetes: Deploy a MongoDB Pod on Kubernetes

In this story, we will install a Pod to run a MongoDB Docker container on Kubernetes.

Logs on Linux: journalctl — Cheat sheet Linux

In this story, we will see how works journalctl on Linux hosts.

For logs, Debian, Ubuntu and CentOS use :

• systemd as the initialization system,
• journald…

Logs on Linux: The logging daemon rsyslog — Cheat sheet Linux

In this story, we will see how works the rsyslog logging daemon on Linux hosts.

rsyslogd is the logging daemon. It send the output to a text file. Its configuration file is /etc/rsyslog.conf.

A typical workflow with Git branching

In this story, I will demonstrate a typical workflow with Git branching.

This tutorial requires a setup: you have to create an empty Git repository then clone it locally.

Logs on Linux: Reading local logs — Cheat sheet Linux

In this story, we will see how to read local logs on a Linux host.

The /var/log directory contains various log files.

Using a MongoDB

In this story, we will explore the basic usage of MongoDB databases.

MongoDB is a NoSQL database based on the Document Store data model. It stores data in a document in JSON format. Everything is collection or document.