Category Archives: General Info

Reducing MFA/2FA requests on cloud apps

Intro Third party authentication and authorisation providers like okta, azure, gcs or aws often have a trusted connection to the tenants. This sometimes allows that authentication requests via [..]

General Info, Linux , , ,

NXDOMAIN hijacking and ISP behaviour

Something none storage related. This article at “The Register” triggered me to write this post and explain why I don’t see this behaviour in my household. The trick [..]

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HBA Firmware and Drivers – The Storage Grey Area

Whenever things goes haywire on an OS or application there are two areas that are looked at first: Networks Storage In a fair few cases the issue is [..]

Storage, Storage Networking, Troubleshooting , , , ,

Preventing client DNS leaking on OpenWRT

A while ago I wrote an article whereby I provided an OpenDNS resolver server via DHCP to the computers, tablets and phones of my kids. (See here). This [..]

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Getting rid of whitespace

No, not storage related but more towards coding scripts etc and assuring your git repositories do not show up with huge diff sections you need to correct. Just [..]

General Info, Linux , ,

Brocade is no more

Exactly 20 years ago I installed my first Fibre Channel switch. It was from a startup company founded by Kumar Malavalli, Paul Bonderson and Seth Neiman who wanted [..]

Brocade, General Info ,

Hitachi Va….. what???

VANTARA. Hitachi Vantara. Yes, took me a while to get used to it as well after almost 15 years at HDS but I must say reading all the [..]

General Info, Linux , , , ,

The paradigm shift in enterprise computing 10 years from now.

The way businesses arrange their IT infrastructure is based based upon 3 things: Compute, Networks and Storage. Two of these have had a remarkable shift in the way [..]

General Info , , ,

Performance misconceptions on storage networks

The piece of spinning Fe3O4 (ie rust) is by far the slowest piece of equipment in the IO stack. Heck, they didn’t invent SSD and Flash for nothing, [..]

Config Guide, Linux, Storage, Troubleshooting , , , , ,

Open Source Storage (part 2)

Six years ago I wrote this article : Open Source Storage in which I described that storage will become “Software Defined”. Basically I already predicted SDN before the [..]

Storage , , , , ,