Sherlock changelog

A new tool to help optimize job resource requirements

by Kilian Cavalotti, Technical Lead & Architect, HPC
It’s not always easy to determine the right amount of resources to request for a computing job. Making sure that the application will have enough resources to run properly, but avoiding over-requests that would make the jobs spend too much
Documentation
Scheduler
Improvement

Job #1, again!

by Kilian Cavalotti, Technical Lead & Architect, HPC
This is not the first time, we’ve been through this already (not so long ago, actually) but today, the Slurm job id counter was reset and went from job #67043327 back to job #1.
Event
Scheduler

A new interactive step in Slurm

by Kilian Cavalotti, Technical Lead & Architect, HPC
A new version of the sh_dev tool has been released, that leverages a recently-added Slurm feature. Slurm 20.11 introduced a new“interactive step”, designed to be used with salloc to automatically launch a terminal on an allocated compute
Improvement
Scheduler

3.3 PFlops: Sherlock hits expansion milestone

by Kilian Cavalotti, Technical Lead & Architect, High Performance Computing
Hardware
Event
Sherlock is a traditional High-Performance Computing cluster in many aspects. But unlike most of similarly-sized clusters where hardware is purchased all at once, and refreshed every few years, it is in constant evolution. Almost like a

Tracking NFS problems down to the SFP level

by Kilian Cavalotti
Blog
Data
Hardware
When NFS problems turn out to be... not NFS problems at all.

New Sherlock on-boarding sessions

by Kilian Cavalotti
One of the most requested improvements around Sherlock services, that came out of our recent user survey, was for more documentation and more training. This is why, to help new users get familiar with Sherlock's computing environment...
New
Training

Job #1

by Kilian Cavalotti
If you've been submitting jobs on Sherlock over the last couple days, you probably noticed something different about your your job ids... They lost a couple digits! If you submitted a job last week, its job id was likely in the 67,000...
Event
Scheduler

Sherlock is hard at work against COVID-19

by Kilian Cavalotti
About a month ago, we announced that we were dedicating a portion of Sherlock's computing resources to research projects around COVID-19. Since then, more than 15 PIs and research groups have reached out to share their projects, and...
Blog

Adventures in storage

by Kilian Cavalotti
_This is part of our blog series about behind-the-scenes things we do on a regular basis on Sherlock, to keep it up and running in the best possible conditions for our users. Now that Sherlock's old storage system has been retired, we...
Blog
Hardware
Data