Tag: linux

Troubleshooting Tips For Linux Boot Issues in the Cloud (AWS, Azure, Google Cloud)

Troubleshooting Tips For Linux Boot Issues in the Cloud (AWS, Azure, Google Cloud)

In order to troubleshoot linux boot issues effectively, you must have a good understanding of the different events that take place during the linux boot process and more importantly, at which point during the whole boot process that these events take place at. I have 

How to Use SSH Agent Forwarding in Bash, Putty and MobaXterm to Connect to Servers in a Private Network

How to Use SSH Agent Forwarding in Bash, Putty and MobaXterm to Connect to Servers in a Private Network

A quick tutorial on how to use SSH agent forwarding to securely connect to remote servers using local ssh keys.

What Is XDP And How Do You Use It In Linux (Amazon EC2 example)

What Is XDP And How Do You Use It In Linux (Amazon EC2 example)

A brief overview and tutorial on XDP. A feature in the linux kernel which allows you to process network packets as they arrive on a NIC

The Linux Boot Process –verbose

The Linux Boot Process –verbose

A technical deep dive into the various stages of the Linux boot process (using Grub2) for both SysV-Init and SystemD Linux systems.