This post is based on a submission from a reader of this blog Eberhard, maybe primarily of the popular Brocade SAN upgrades post. Many thanks for this, hoping it will help someone out there! The topic here is how to replace the embedded Compact Flash card if that breaks. You …

Introduction Lustre is a filesystem often used by clusters because many computers can mount the filesystem simultaneously. This is a small log/instruction for how to setup Lustre in 3 virtualized machines (one metadata server, one object storage server and one client). Basic components: VMWare Workstation 3 x CentOS 6 …

Made it through flights and security checkpoints and buses and trains! Next time I'm going on this long flight it woud be awesome to actually bring tooth paste and tooth brush in the hand luggage. Also possibly some own food in case the air plane food is not so awesome …

I've been invited by Brocade to their Brocade Analyst and Technology Day 2012! It's in San José, California and it's going to be a blast to get over to the US again, it's been a while. In anticipation of possible future blog posts I just want to let you know …

http://www.brocade.com/education/certification-accreditation/accredited_server_connectivity/curriculum.page I'm currently preparing for yet another accreditation, the previous one I took was the BADCS, The BASP (Brocade Accredited Server Specialist) appear to focus on the server side. Things like: how to install drivers HBA management tools describe features how to …

Time to study for another one :) Working my way towards the "Data Center Track". To complete it it would be enough for me to complete 5 accreditations. This one has a pretty cool name - BADCS! http://www.brocade.com/education/certification-accreditation/accredited-data-center-specialist/prerequisites.page I haven't tried one of these …

In relation to my work I'm currently reading a book PostgreSQL 9.0 High Performance and there is a great quote about SAN/NAS/DAS: "SAN and NAS hardware is typically much more expensive than DAS, and easier to manage in complicated ways."

Say what?? Access Gateway - Brocade NPV (great discussion in the comments on this post by the way) (N_port Virtualization (not NPIV) - Cisco Transparent Mode - QLogic These are all names for the basic idea / functionality but as there's no standard the vendors have made up their own names for it. A …

HP just published an advisory describing how to tune some parameters for Emulex, Qlogic and Brocade Fibre Channel HBAs: c02518189. It sounds like these are new, but these changes have been around for at least 6 months in all three vendors' HBAs. Emulex "Emulex driver version 2.42.002 or …

Look no further than this link by Demartek: http://www.demartek.com/Demartek_Interface_Comparison.html It has a good picture that shows the difference between the "mini LC", mSFP or whatever it's called and the standard LC connector.