Sherlock changelog

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...

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...

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...

Persistent processes on Sherlock

by Kilian Cavalotti
There are many cases where having a persistent process (or service) running alongside computing jobs is of great benefit. For instance, when data is stored in a database format to allow for highly efficient queries, jobs that want to...
Scheduler
Documentation

Running containers on Sherlock

by Kilian Cavalotti
Documentation
Software
Have you ever wanted to run Docker containers on Sherlock, and skip the hassle of figuring out your application dependencies, installing them, compiling the code, resolving compilation errors, finding missing libraries, or making sure...

Better error messages when submitting jobs

by Kilian Cavalotti
Sherlock now offers a better and more complete explanation when a job submission is rejected by the scheduler. What does it look like? In the most common cases, jobs that don't meet the requirements for the partition they're submitted...
Improvement
Scheduler

High priority QOS for owners

by Kilian Cavalotti
Today, we're introducing a new high-priority QOS for owner partitions. In groups which have purchased their own compute nodes on Sherlock, users can now submit jobs to their group partition using the --qos=high_p option: it will give...
Improvement
Scheduler