Joe Landman

Joe Landman

OG High Performance Computing (HPC) veteran. Non-practicing physicist, Ph.D in condensed matter theory. Closet mathematician, aspiring astrophotographer. Hubby, Father, Son, Uncle. Human.

State of AMD's ROCm

TL;DR version:  partially working on my laptop, compared with CUDA, which just works.  On the same machine. I have a $work machine with some nice AMD MIXXX kit, but I'm

Real science does not care about your narrative

In the soviet union, early in the 20th century. a political narrative was born.  In it a pseudo-scientist, really, an activist, named Trofim Lysenko decided that it was politically incorrect to study or

Relearning Maxima (Macsyma)

In undergrad (Stony Brook), I had a math teacher (numerical methods class) who talked about this package he used in his research.  Macsyma was a symbolic math package, sometimes called a computer algebra

Backing up decades of data

This is a tale of backing up data.  To date, I have a small-ish 28TB server at home running zfs (finally) on debian 11.5.  This is my local backup target, and I