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JD Russo boosted

My advice if you're trying to start your own #mastodon isntance: USE CLOUD STORAGE! I'm specifically using #s3, but there are other options. If you end up federated with a lot of other servers you're going to be downloading a lot of media, and that will fill up your local storage quickly. S3 is pretty cheap, and a better form of #contentdelivery anyway. #advice #gettingstarted #twittermigration #selfhosted

JD Russo boosted
JD Russo boosted

Time for an #introduction

I'm a computational (bio)physicisct and have mostly worked with MD simulations of lipid membranes and membrane proteins but also some experience in machine learning and free energy calculations.

Currently I work as a senior scientist at Schrödinger in New York City, after doing a postdoc at Stanford University and a PhD at the Max Planck Institute of Biophysics.

Besides work, I'm an avid amateur photographer and I like reading about science, history, and languages.

Today's accomplishment: I have an analysis pipeline with a few parallelizable steps. I typically run my analysis in parallel on my desktop, but I've both been needing more oomph and have been running out of drive space nonstop.

My (40 cores/80 threads with quad E4870s) is running ZFS on a RAID0 array, currently just with two 10k SAS drives. By mounting this as an NFS share on my desktop, I can put all my generated simulation data directly on that larger filesystem.

Additionally, my server is running , and has a "science" container. I can also mount that NFS share in the science container, giving it direct access to my simulation data, and run it as a cluster head node. Now, I can do simulations on my desktop, run the single-core tasks on that machine, and farm out the parallel analysis to workers on the server, putting all 80 cores to work!

Time for an ! I'm a PhD candidate in working on Markov analysis of molecular dynamics . I also work on weighted ensemble enhanced sampling, and am a core maintainer of the WESTPA project. I do a lot of work with and clusters as well.

I'm really passionate about bringing best practices from the software development world into computational research!

I love playing with software, and I like playing with a number of services on my servers, from . Current setup is a Thinkpad laptop that runs the essential services, and a Supermicro quad-socket server with 4x E7-4870s for the fun stuff.

Also really into DIY, including , stuff and -- I spent a couple months designing and building a smart thermostat with a wireless remote thermometer from scratch because my WFH desk was close to a window and got too cold.

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