Sherlock changelog

Keep up to date with software updates

by Kilian Cavalotti, Technical Lead & Architect, HPC
To help users stay on top of software changes on Sherlock, we’ve recently introduced a new software updates RSS feed. It’s available from the Sherlock software list page, and you can directly add it to your RSS reader of choice. And if
Software
Update

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

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.
Tracking NFS problems down to the SFP level

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

More (and easier!) GPU scheduling options

by Kilian Cavalotti
New
Scheduler
Improvement
GPU scheduling is now easier and more powerful on Sherlock, with the addition of new job submission options especially targeted at GPU workloads. The most visible change is that you can now use the --gpus option when submitting jobs...
More (and easier!) GPU scheduling options

A better view at Sherlock's resources

by Kilian Cavalotti
Scheduler
Improvement
New
How many jobs are running? What partitions do I have access to? How many CPUs can I use? Where should I submit my jobs? Any of those sound familiar? We know it's not always easy to navigate the native scheduler tools, their syntax, and...
A better view at Sherlock's resources

When setting an environment variable gives you a 40x speedup

by Kilian Cavalotti
Blog
Improvement
Today, we'd like to share some of our recent work on Sherlock that allowed a pretty significant speedup when listing files in directories with a lot of entries. > Unlike our usual announcements, this post is more of a behind-the-scenes...
When setting an environment variable gives you a 40x speedup