NERSC User News

A weekly podcast aimed at NERSC users, featuring the latest center news and discussions of interesting HPC topics with experts from NERSC. Produced by the NERSC User Engagement Group.

NERSC 2020 in Review and Looking Forward; Sudip Dosanjh Interview

NERSC Director Sudip Dosanjh discusses the highlights of 2020 at NERSC, as well as what to look forward to in 2021 and beyond.

01-18
16:16

NERSC Software Support Policy; Steve Leak Interview

In this interview with NERSC HPC Consultant Steve Leak, learn about the new NERSC software support policy: what it is, how it works, and its benefits for users and NERSC staff alike.

08-10
17:29

NERSC Power Upgrade; David Topete Interview

In this interview with Berkeley Lab Infrastructure Modernization Division's David Topete, learn about the power upgrade happening this weekend, the work that has to be done, and the steps taken to ensure the safety of the workers involved in the effort.

07-06
12:27

Dynamic Fan; Norm Bourassa Interview

In this interview with NERSC Building Infrastructure Group's Norm Bourassa, learn about how NERSC is saving energy with the dynamic fan setting on the Cori supercomputing cabinets, and what we are doing to make the cabinets even more energy efficient.

06-08
31:11

GPU Hackathons; Kevin Gott Interview

In this interview with NERSC Application Performance Specialist Kevin Gott, learn about the upcoming GPU Hackathon sponsored by NERSC: what it's for, the format of the event, and how to apply.

05-11
12:13

The RAPIDS Library; Nick Becker Interview

In this interview with NVIDIA RAPIDS senior engineer Nick Becker, learn about the RAPIDS library, how it can accelerate your data science, and how to use it.

02-24
19:44

How Slurm Works; Chris Samuel Interview

In this interview with NERSC HPC Systems Engineer Chris Samuel, learn all about Slurm: the life cycle of a job submitted to the batch queue, how Slurm decides which jobs should run when, and tips and tricks on making Slurm work for you.

02-10
25:58

IO Middleware; Quincey Koziol Interview

In this interview with NERSC Principal Data Architect Quincey Koziol, learn about IO middleware: what it is, how you can benefit from using it in your code, and how it is evolving to support data-intensive computing and future supercomputing architectures.

01-27
13:49

NERSC 2019 in Review and Looking Forward, Sudip Dosanjh Interview

NERSC Director Sudip Dosanjh discusses the highlights of 2019 at NERSC, as well as what to look forward to in 2020 and beyond.

01-13
12:19

Community File System; Kristy Kallback-Rose, Greg Butler, and Ravi Cheema Interview

In this interview with NERSC Storage Systems Group's Kristy Kallback-Rose, Greg Butler, and Ravi Cheema, learn all about the new Community File System (CFS): why we're introducing it, how your data will be migrated to it, and advice for using it!

12-09
10:49

Alvarez and Hopper Postdoctoral Fellowships; Brian Friesen Interview

In this interview with NERSC Application Performance Specialist Brian Friesen, learn about the Luis W. Alvarez and Grace M. Hopper Postdoctoral Fellowships: what they are, how to apply, and how the Hopper fellowship compares with the NERSC NESAP postdoctoral positions.

11-04
08:34

Introducing the IRIS System; Gabor Torok and Mark Day Interview

In this episode we introduce the new IRIS allocation banking and identity and access management system that NERSC has developed to replace NIM. Learn from NERSC Infrastructure Services Group's Gabor Torok and Mark Day about how the system was built, the improvements over NIM, and its upcoming rollout in December!

10-07
13:11

Monitoring System Performance; Eric Roman Interview

In this interview with NERSC Computational Systems Group's Eric Roman, learn about how NERSC is monitoring the performance of our systems, what we're doing with that data, and how we plan to use it in the future.

09-23
16:58

The Superfacility Concept; Debbie Bard Interview

In this interview with NERSC Data Science Engagement Group Lead Debbie Bard, learn about the superfacility concept: what it means, how facilities interact, and what NERSC and partner experimental facilities are doing to prepare for the future of data-intensive science.

09-09
19:44

Optimizing I/O in Applications; Jialin Liu Interview

In this interview with NERSC HPC Data Analytics Engineer Jialin Liu, learn about a case study on I/O optimization, in which the team took the Etalumis learning application from spending 75% of its time on I/O down to spending only 5% of its time on I/O.

08-19
18:53

ERCAP Allocation Requests; Clayton Bagwell Interview

Learn about ERCAP, the allocation request process for NERSC, which opens today (August 12), in this interview with NERSC allocations and account support specialist Clayton Bagwell.

08-12
10:03

Roofline Model for Application Performance; Charlene Yang Interview

In this interview with NERSC Application Performance Specialist Charlene Yang, learn about the roofline model for application performance: what it is and how it works, how to use it to improve your application's performance, and future directions in roofline model research.

07-29
12:17

Parallelware Trainer; Manuel Arenaz Interview

In this interview with Appentra Solutions CEO and co-founder Manuel Arenaz, learn about the Appentra Parallelware Trainer tool: how it can help you learn to code with OpenMP and OpenACC, the features of the tool, and how to use it on Cori.

07-08
23:13

July Power Outage; Ben Maxwell Interview

In this interview with NERSC Building Infrastructure Group lead Ben Maxwell, learn about the mechanical substation work that will take NERSC offline the last weekend of July: what it's for, what work will be performed, and how NERSC plans these events.

07-01
17:31

NERSC User Group; Richard Gerber Interview

Learn about the NERSC User Group (NUG), the upcoming NUG annual meeting (July 19, 2019 in Rockville, MD), and what NUG can do for you in this interview with NERSC HPC Department Head Richard Gerber.

06-17
11:59

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