Discussions

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  Questions about MueLu aggregation control, reuse in Newton solves, and ILUT scalability

  type: question pkg: MueLu

  avfav1235 asked May 23, 2025 in Solvers · Unanswered

  

  

  

  

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  AT2 CI Build Transition -- OneAPI

  sebrowne announced Jun 24, 2025 in Announcements · Closed

  

  

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  MueLu: Allow option to stop coarsening once aggregation stagnation is detected

  type: enhancement Issue is an enhancement, not a bug pkg: MueLu client: Sierra All issues that primarily impacts SNL Sierra codes

  MalachiTimothyPhillips started Jun 30, 2025 in General

  

  

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  New gitlab-ci check

  sebrowne announced Jun 23, 2025 in Announcements

  

  

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  AT2 CI Build Transition -- CUDA

  sebrowne announced Mar 26, 2025 in Announcements · Closed

  

  

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  Routines from the GK library (required by METIS and ParMETIS) not found during linking when building Trilinos with Zoltan2 examples

  pkg: Zoltan2

  eeprude started Jun 2, 2025 in General

  

  

  

  

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  Muelu Tutorial; when to use comm->barrier()?

  abodado asked May 5, 2025 in Q&A · Answered

  

  

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  Muelu: Incorrect results with pressure oscillations for Stokes flow equations

  type: question pkg: MueLu

  dgmaths9 asked Apr 8, 2025 in Solvers · Unanswered

  

  

  

  

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  Attemping to create a preconditioner based on MueLu gets some errors about undefined reference

  Sieg14 asked Apr 25, 2025 in Q&A · Unanswered

  

  

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  Replacements for Epetra and Pliris

  ajamar1 asked Apr 24, 2025 in Q&A · Closed · Answered

  

  

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  communication of field in STK

  mhamadmahdialloush started Apr 5, 2025 in General

  

  

  

  

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  Best practices for solving linear systems associated with adjoint equations

  type: question

  josearnal asked Mar 26, 2025 in Solvers · Answered

  

  

  

  

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  Problem with sumIntoGlobalValues when assembling a Tepetra::FECrsMatrix

  nasseralkmim asked Apr 3, 2025 in Q&A · Closed · Answered

  

  

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  Not all ranks exiting Belos Solve operation

  shreyas02 asked Apr 3, 2025 in Q&A · Answered

  

  

  

  

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  How to work around lack of dynamic profiles in porting from Epetra to Tpetra?

  jjramsey asked Mar 11, 2025 in Q&A · Answered

  

  

  

  

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  What is the practical difference between setLeftPrec and setRightPrec in Belos?

  jjramsey asked Mar 28, 2025 in Q&A · Answered

  

  

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  Attempting to create Ifpack2 conditioner gets me errors about "incompatible cv-qualifiers"

  jjramsey asked Mar 27, 2025 in Q&A · Answered

  

  

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  Intel Classic Compiler Support Ending

  sebrowne announced Mar 5, 2025 in Announcements · Closed

  

  

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  AT2 CI Build Transition -- GCC + OpenMPI

  sebrowne announced Feb 19, 2025 in Announcements · Closed

  

  

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  Is there any (semi?)official guide for porting from Epetra to Tpetra?

  pkg: Tpetra

  jjramsey asked Mar 11, 2025 in Q&A · Closed · Unanswered

  

  

  

  

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  Should the type of the ordinal in Teuchos::MpiComm ever be something other than int?

  pkg: Teuchos Issues primarily dealing with the Teuchos Package

  jjramsey asked Mar 10, 2025 in Q&A · Closed · Answered

  

  

  

  

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  AT2 CI Build Transition -- GCC

  sebrowne announced Jan 27, 2025 in Announcements · Closed

  

  

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  ROL: Access the updated x values for each iteration in the optimization process

  pkg: ROL

  ofmla asked Jan 13, 2025 in Q&A · Unanswered

  

  

  

  

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  ROL: line search in LSecantBAlgorithm

  ofmla asked Feb 3, 2025 in Q&A · Unanswered

  

  

  

  

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  AT2 CI Build Transition -- Framework

  sebrowne announced Jan 2, 2025 in Announcements · Closed

  

  

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