Sherlock changelog

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

Sherlock facts

by Kilian Cavalotti
Data
Improvement
Ever wondered how many compute nodes is Sherlock made of? Or how many users are using it? Or how many Infiniband cables link it all together? Well, wonder no more: head to the Sherlock facts page and see for yourself! > hint: there are...
Sherlock facts

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

A newer, faster and better /scratch

by Kilian Cavalotti
As we just announced, Sherlock now features a brand new storage system for /scratch. But what was the old system, what does the new one look like, and how did the move happen? Read on to find out! The old Since its early days, Sherlock...
Data
Hardware
New

More scratch space for everyone!

by Kilian Cavalotti
Announce
Data
Today, we're super excited to announce several major changes to the /scratch filesystem on Sherlock. What's /scratch already? /scratch is Sherlock's temporary, parallel and high-performance filesystem. It's available from all the...
More scratch space for everyone!

Next scheduled maintenance: Oct. 16

by Kilian Cavalotti
In order to prepare future improvements of the parallel /scratch file system, as well as performing some required work on the scheduler, Sherlock will not be available during the following times: Wednesday, October 16th, 2019 - from 8...
Maintenance

Easier connection to Sherlock's DTNs

by Kilian Cavalotti
Improvement
Data
We know that easy access to data is essential, and that moving data around is a key part of every user's workflow on Sherlock. We also know that two-factor authentication (2FA) can sometimes get in the way, and hinder the ability to get...
Easier connection to Sherlock's DTNs

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