The hardware and software I used for a small home lab focused on OpenStack coding and deployment tooling.

A short note on why grep can mislead you when code search needs more context than a simple text match.

A small ack configuration tip for paging noisy search results through less.

A deep dive into Nova snapshot image creation with XenAPI, XenServer, and Glance, following the storage and upload path.

A code-path walkthrough of OpenStack Nova rescue mode when the XenAPI driver is managing XenServer instances.

Why I liked ack for digging through big codebases, especially while writing those old OpenStack Nova deep dives.

A step-by-step look at how Nova resize-down works with XenAPI and XenServer, from API call through cleanup.

Early thoughts on the SDN hype cycle, what felt useful, and what still needed operational grounding.

A detailed walkthrough of the Nova resize-up flow with XenAPI and XenServer, including the migration and VHD staging work.

A few observations on the gap between cloud applications and applications that just happen to run on virtual infrastructure.