Hey, we all know Linux is fun, hence I opened a new Linux / Cheat Sheet section from the Notes above. In our first post, I will introduce you some popular ways to process text lines and text files in Linux bash shell. They are: cut, sed and awk.

Last week, I wanted to create some VMs and attach a dozen volumes to them using VMWare vSphere. However, using vCenter WebUI is tedious.

There is one of weird issue that our team had observed on the Rabbitmq, which keeps causing timeout from client side of Openstack services. We wil take Nova as an example

Lần trước bên team Sang đã migrate dịch vụ Nova sang một cụm Rabbitmq mới. Ban đầu, mọi thứ dường như khá đơn giản, nhưng lại có một vấn đề.