Quarterly meeting and newsletter, April 2023

Please join us for the next Mochi quarterly meeting on Thursday, April 27, 2023, at 10am CT. Mochi quarterly meetings are a great opportunity to learn about community activities, share best practices, get help with problems, and find out what’s new in Mochi.

Please suggest agenda items on the Mochi slack space or the [email protected] mailing list.

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Mochi updates and agenda items

Upcoming events:
- Paper: HEPnOS: a Specialized Data Service for High Energy Physics Analysis
  - Ali, Calvez, Carns, Dorier, Ding, Kowalkowski, Latham, Norman, Paterno, Ross, Sehrish, Snyder, Soumagne
  - May 15, 2023, St Petersburg, Florida, USA
  - ESSA 2023 : 4th Workshop on Extreme-Scale Storage and Analysis (co-located with IPDPS 2023)
- Tutorial: Developing Custom HPC Data Services Using Mochi
  - Matthieu Dorier, Philip Carns, and Marc-André Vef
  - Sunday, May 21, 2023 2:00 PM to 6:00 PM, Hamburg Germany
  - Part of the ISC High Performance 2023 tutorial program
- Panel: The Future of Open-Source Filesystems for HPC – Competition, Cooperation or Consolidation?
  - 8 panelists from across industry, academia, and government, including Philip Carns
  - Monday, May 22, 2023 5:20 PM to 6:35 PM, Hamburg Germany
  - Part of the ISC High Performance 2023 program
Recent events and publications:
- Bringing Elasticity to HPC Storage and Data Services
  - Matthieu Dorier
  - March 23, 2023
  - presentation at the 15th Joint Laboratory on Extreme Scale Computing (JLESC workshop)
Recent software development updates:
- New version of bedrock (0.6.0)
  - https://github.com/mochi-hpc/mochi-bedrock/releases/tag/v0.6.0
  - Adds many functionalities to add components (pools, xstreams, providers, etc.) to a running Bedrock daemon
  - Adds client interfaces to interact with a group of daemons all at once
- Documentation for Bake on ReadTheDocs
  - With a few example codes provided to show you how to get started
  - https://mochi.readthedocs.io/en/latest/bake.html
- In progress: liburing support for mochi-abt-io
  - https://github.com/mochi-hpc/mochi-abt-io/pull/20
  - liburing is a modern kernel-assisted asynchronous I/O interface for Linux that is anticipated to be especially advantageous for low-latency storage devices
  - see https://github.com/axboe/liburing for details

Platform updates:
- A Spack recipe for the OLCF Frontier system is available now
  - https://github.com/mochi-hpc-experiments/platform-configurations/tree/main/ORNL/Frontier