almost 2 years agoA new tool to help optimize job resource requirementsby Kilian Cavalotti, Technical Lead & Architect, HPCIt’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
almost 2 years agoSRCF is expandingby Kilian Cavalotti, Technical Lead & Architect, HPCMaintenanceIn order to bring up a new building that will increase data center capacity, a full SRCF power shutdown is planned for late June 2023. It’s expected to last about a week, and Sherlock will be unavailable during that time.
about 2 years agoJob #1, again!by Kilian Cavalotti, Technical Lead & Architect, HPCThis 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.
almost 4 years ago3.3 PFlops: Sherlock hits expansion milestoneby Kilian Cavalotti, Technical Lead & Architect, High Performance ComputingHardwareEventSherlock 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
almost 4 years agoTracking NFS problems down to the SFP levelby Kilian CavalottiBlogDataHardwareWhen NFS problems turn out to be... not NFS problems at all.
about 4 years agoSherlock factsby Kilian CavalottiDataImprovementEver 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...
over 4 years agoJob #1by Kilian CavalottiIf 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...
almost 5 years agoSherlock is hard at work against COVID-19by Kilian CavalottiAbout 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...
about 5 years agoAdventures in storageby 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...