---
tags: meeting, notes
---

# JupyterHub HPC Meeting - February 2023

- **Date:** 2023-02-01
- **Time:** 8:30 AM PST
  - **Your timezone:** https://arewemeetingyet.com/Los%20Angeles/2023-02-01/08:30/JupyterHub-HPC
- **Where you can find these and past meeting notes:** https://jupyterhub-team-compass.readthedocs.io/en/latest/meetings/hpc/ 
- **Calendar for future meetings:** https://jupyterhub-team-compass.readthedocs.io/en/latest/meetings/

## Welcome to the Meeting

Hello! If you are joining the team video meeting, sign in below so we know who was here. Roll call:

- **name** / **institution** / **GitHub handle**
- Félix-Antoine Fortin / Université Laval / @cmd-ntrf
- Ryan Lovett / UC Berkeley / @ryanlovett
- Rollin Thomas / NERSC / @rcthomas
- Michael Milligan / MSI @ UMN / @mbmilligan
- 

## Quick updates

60 second updates on things you have been up to, questions you have, or developments you think people should know about. This is also a chance to suggest a future presentation if you've got work currently in progress you might want to share. Please add yourself, and if you do not have an update to share, you can pass.

- **Name:** Your report or celebration
-

## Reports and celebrations

This is a place to make announcements (without a need for discussion). This is also a great place to give shout-outs to contributors! We'll read through these at the beginning of the meeting.

- **Name:** Your report or celebration
- Ryan: portwrap and batchspawner-portwrap (sandbox for jupyterhub-singleuser including things launched by jupyter-server-proxy) are working in a couple of small SLURM clusters. I'd appreciate any feedback if you review the code, read the docs, and or try them out.
  - https://github.com/ryanlovett/portwrap
  - https://github.com/ryanlovett/batchspawner-portwrap
  - https://medium.com/@rylo_72291/securing-jupyter-servers-proxied-services-with-portwrap-b02c531b69b1

## Agenda items

Let's collect all potential agenda items here before the start of the meeting. We will then attempt to create a coherent agenda that fits in the 60m meeting slot. If there are similar items try and group them together.

- **All:** Standing project items:
    - Batchspawner check-in: Issues and PRs
        - Plan for coming month:
            - merge JHub 3 fixes e.g. https://github.com/jupyterhub/batchspawner/pull/247
            - merge test matrix updates https://github.com/jupyterhub/batchspawner/pull/252
            - some minor documentation fixes
            - new release bumping compatability versions
                - drops support for python 3.5
                - drops support for hubs < 1
    - Wrapspawner check-in: Issues and PRs
        - all quiet?
        - Todo: still lacks tests, investigate how e.g. dockerspawner does testing
- Workshop/conference news:
    - JupyterCon 2023
        - Cite des Sciences, Paris 
        - May 10-12
        - https://www.jupytercon.com/
        - CfP ended December 20
    - PEARC 2023 CfP is out: https://pearc.acm.org/pearc23/call-for-participation/
        - papers/short papers due March/April
        - BoF and panel May 12 deadline
    - TrustedCI summit in end of October at Berkeley Lab coming together
        - Security-focused co-located event on Jupyter?
- Community management
    - Should HPC be its own subproject or some kind of more official interest group?
    - Broadening beyond Hub is happening
    - Abandoned things to revive/decide fate of?
        - https://github.com/jupyterhub/research-facilities
        - https://github.com/jupyterhub/jupyterhub-deploy-hpc

## Links Shared

## Other discussion

- Revisited January discussion about stopping a pending job
    - Relevant issue: https://github.com/jupyterhub/jupyterhub/issues/2975
- Discussion of logging / metrics
    - Rollin shows dashboard based on Slurm / papermill
    - Is anyone using Prometheus (yes)
        - Felix-Antoine shared: https://github.com/guilbaults/TrailblazingTurtle
        - and also: https://github.com/guilbaults/slurm-job-exporter
    - Splunk / log analysis approaches
        - Rollin links: https://hmdsa.github.io/hmdsa/pages/tools/ldms