High performance computing

Doghouse – HPC

Article from Issue 283/2024
Author(s):

Exploring Raspberry Pi clusters and high performance computing.

As many of you know, I started programming in 1969 by punching cards using the Fortran language on an IBM 1130 computer, which ran only one program at a time and did not even have an operating system. In those days, computers cost a lot of money, and if you were lucky enough to have access to one it was probably because you worked for a company or you were going to university. Even then not every university or college had a computer; often you only had a terminal or remote job entry using cards and a printer to a larger computer some place.

Fast forward to today and not only can most people afford a computer (sometimes receiving a refurbished computer for free), but computers (and operating systems) are so powerful that you can solve almost any problem a computer is capable of solving, given enough time and memory.

Of course, most computer people are familiar with the Raspberry Pi (RPi) and its various "Pi-like" single-board computers (SBCs), which were first created in 2012, and the many types of projects that have been created with them: small servers, desktops, embedded devices, etc.

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