Linux, Code, Cloud Computing, DevOps
I encountered a “cannot lock /etc/passwd; try again later” issue whilst trying to create a new user onΒ my Ubuntu 18.x server. The root cause eludes me, but I did find that the following helped to resolve the issue. Step 1 – Remount the file system Remount the file system in …
Solved: cannot lock /etc/passwd; try again later ./Read More
The Vi text editor can be intimidating. But you, too, can survive Vi using this cheat sheet. While Vi and Vim isn’t technically the same thing, these commands will work in both. Moving around Vi cheat sheet: Moving Around Command Move the end of the file G Move left Left …
Basic Vi (Vim) editor commands ./Read More
This guide will show you how to install AWS EFS using EFS-Helper on RHEL. Additionally, you will see how to use the AWS EC2 user data field to auto-configure your RHEL instance. Let’s get started! You will need to modify the script below and replace fs-MY_EFS_ID with your EFS storage id. …
How to install AWS EFS on RHEL (Updated 2021) ./Read More