Mainframes and their staying power

A fellow IBMer whom I just discovered his blog entry through Technorati is having pretty much the same opinion as I over the ability of the IBM mainframe to stay the course, based on its new positionning in the marketplace in the last few years as a high-end enterprise server, as opposed to simply a…

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Software sizings: both art and science

I’ve started performing Software Sizings for our clients recently. This is where given a set of metrics and business objectives, you estimate the amount of hardware required to support a given (WebSphere) workload over a certain topology. Sounds simple, but the devil’s in the details… Let’s illustrate with an example. Customer A wants to deploy…

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About Moore’s Law

I am starting to get really ticked at seeing this ‘law’ being proclamed as the end-all-be-all law when it comes to computing. So this guy says that he thinks processors will double every 24 months, (used to be 18, and 12 before that). A law doesn’t change to adapt to the real world conditions. Either…

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Time flies, and so does network storage!

Well, it’s been, what… 2 months since I’ve setup my domain name and got some decent co-located web hosting? Logging into my vAdmin console to change a few sub-domains today, I’ve noticed that we’ve already used 135Mb of the 1Gb we are allocated. I say we, because I feel the largest reason for that space…

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Jumping on the Creative Commons bandwagon

After watching the parade, I’ve decided to update my blog with some legal disclaimers and rights. Like writing a will, it’s always better to do it before getting into trouble, you’ll now notice the sidebar has now got the standard disclaimer for IBMers blogging (from the official IBM Blogging Guidelines). Since I talk about work…

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Building Small Notes Apps

Yeah, I know, I should be building java-based applications, with my WebSphere job role and all… but writing java is hard!!! Anyway, I’ve always been better at working the interface side of things (applications, websites, etc), so when I first encountered Lotus Notes Designer a few years back, it was love at first sight. I’ve…

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