[Carpetx-developers] Weekly call at 10am Monday Eastern time

Roland Haas rhaas at mail.ubc.ca
Tue Sep 15 14:56:07 CDT 2026


Hello all,

Updates:

* Liwei is working on subcycling fixes related to the hydro simulation
  issues found in AsterX
* Liwei has the AI agents running for MC code, is verifying their
  produced code
* getting subcycling in will require some changes to the flesh to
  correctly track grid validity of all subregions
* Jay is testing AsterX after subcycling changes
* Erik reported in possible improvement to parallization / load
  balancing that would avoid us having to create a single grid for each
  GPU. This would however require changes in how the kernels are being
  called.
* Allen reported in issues with his higher order finite volume scheme
  which results in violations of the divB=0 condition at levels higher
  than the finite volume order which can manifest as incorrect momentum
  sources
* 

Yours,
Roland

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> Title: CarpetX developer call
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