[Users] meeting minutes for 2024-08-29

[Roland Haas]

attendees: Roland, Zach, Maxwell, Leo, Peter, Keith

ET release timeline
===================

* no updates

questions
=========

particleTracer_ET

* Leo asked about ways to make particleTracer_ET more efficient by
  reducing duplicate work on multiple ranks
* current patch seems to have caused test
  failures https://einsteintoolkit.github.io/tests/
* patched code should follow what multipole is doing and thus be fine

BNS simulation collapsing to BH

* Maxwell asked about experience running BNS simualtion that collapses
  to a black hole
* Zach provided some suggestions what to do
** add extra refinement levels once a AH forms (lapse drops)
** Leo may be able to provide parfile snippets
* GRHydro is lacking some checks on the conservatives that
  IllinoisGRMHD does and which can lead to instabilities
* Roland has fixes that are in the Faber et. al. paper

Wiki server

* apache needs to be updated
* Roland has updates to Debian 12
* needs some testing on real system (SQL access is lacking)

Fellowship program

* http://lists.einsteintoolkit.org/pipermail/users/2024-August/009436.html
  for promotion of open source software

tickets
=======

* CarpetX implementing "Driver"
  https://bitbucket.org/einsteintoolkit/tickets/issues/2813 Steve updated
  the ticket to list only the active pull requests
* no updates on improved McLachlan