Yet another ESXi pxe boot solution

Posted on 1 CommentPosted in Script

Yet another pxe boot solution Hopefully this isn’t just “yet another pxe boot solution” – It may not be as smart as puppet or chef, but hopefully you come to see that this is at least semi automated and a bit clever. So what sets this apart from so many other pxe solution/kickstart. Well first of it a custom build if you will, meaning its tailored to the environment, in this case it means HP C7000 enclosures and network documentation in excel spreadsheet. So if you run HPs C7000 enclosure and your network team just loves excel spreadsheet, this might […]

HP Onboard Administrator LDAP Authentication

Posted on 4 CommentsPosted in Hardware

HP Onboard Administrator LDAP Authentication This is a bit out side of what I normally write about, but it still deals with IT and to be honest I used quite some time figuring out how this work, as the documentation is extremely poor in this regard. But once you have figured out, what the developer thought was a smart way to implement this, it is actually quite simple – Not brilliant, but it works and for most cases very well.   Getting started with HP OA LDAP Authentication Default HP OA comes with a default Administrator account (yes its case […]

Enclosure Overview

Posted on 1 CommentPosted in Script

This is some thing I have been using for some time now and might expand upon some day. Well what is it, basically it draws and populate “blade enclosures” in excel. So why have I made this – Simply put to give an overview of our fault domains, more specific cluster fault domains. So why is this impotent at all, well we use a lot of money on redundancy – duplication every aspect of the infrastructure, we buy software like VMware(HA), F5 etc. to make sure we get the five nines, but there seems to less of a focus on […]

HP BIOS settings

Posted on 4 CommentsPosted in Hardware

Over the last years I’ve see the same mistake repeated over and over again, to some extend it looks like a complete denial, and even though there have been multiple consultants looking at different performance related issues none of them had questioned whether the servers and their BIOS them self have been setup correctly. More often then not what I’ve seen is that the customer had made no effort to change any BIOS setup, sort of relying on the manufacturer some how knowing what the customer has planned to install on the server.   So hopefully the below will help correct […]