Overview In 2015, Brendan Gregg posted two great articles on Netflix blog: Linux Performance Analysis in 60 seconds, and Linux Perfomrance Tools. They have great…
This is not for Linux snobs, but rather for those who are stuck with a Windows work laptop, have to deal with Linux on a…
NAS (network attached storage) NAS server is dedicated to file-serving. NAS device runs its own specialized operating system that is optimized for file I/O, integrated…
In direct attached storage (DAS), storage is server centric and the host owns the storage. The storage is fully dedicated to the server that owns…
This post is a summary of VMware’s white paper Introduction to VMware vSphere. ESXi is the hypervisor (virtualization layer) on bare metal servers that abstracts…