Jonathan Hu

Trilinos: how to avoid PR testing on non-code directories/files

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## Question @trilinos/framework @jwillenbring @ZUUL42 @e10harvey Changes to certain Trilinos subdirectories don't require extensive PR testing, e.g., `Trilinos/cmake/ctest/drivers` Is there a mechanism for adding or marking new subdirectories to this...

Tpetra: update modules loaded on crusher

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@trilinos/tpetra ## Motivation ## Stakeholder Feedback Improves Tpetra performance dashboard ## Testing tested locally on ORNL/crusher

Framework: PR failures in unrelated packages 2022-07

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## Bug Report @trilinos/framework @jwillenbring ### Description A number of PRs are failing due to failures in packages that are apparently unrelated to changes in the PR. See #10776 and...

Unguarded use of variable "mempool_max_cached_bytes"

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In `HypreNGP.h`, the declaration of`mempool_max_cached_bytes` is guarded by an ifdef, but it is used a few lines later unguarded. https://github.com/Exawind/nalu-wind/blob/5d6a3e8d34c551160cf9e269ffec15b8a638ef50/include/HypreNGP.h#L40-L53

Factor out matrix graph construction from LinearSystem class

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The various linear system construction phases each create a matrix graph. This is redundant work, as almost all phases use the same connectivity graph. One exception is the "monolithic" momentum...

Ifpack2: add unit tests to verify solver semantics

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## Enhancement @trilinos/ifpack2 @csiefer2 @vbrunini The semantics for Ifpack2 preconditioners are - initialize() - compute() Current understanding is that `initialize` sets the matrix graph. Afterwards, as long as the graph...

Tpetra: change logic in Tpetra::CrsMatrix::CombineGlobalValues

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## Enhancement @trilinos/tpetra At the 2021-Sept-21 Tpetra developer meeting, it was decided to modify the logic in Tpetra::CrsMatrix::CombineGlobalValues(). Instead of depending on ``` if (isStaticGraph ()) { ... } else...

MueLu: add communication data statistics to multigrid summary

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## Enhancement @trilinos/muelu Add min/max/avg number of neighbors communicated with (aka size of communication stencil) on each level

MueLu: assess coverage level in unit tests of Kokkos code paths

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This is reminder that the @trilinos/muelu team should assess the level of code coverage of MueLu's Kokkos path in MueLu's regular unit tests.

MueLu: deprecate Isorropia interfaces?

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@trilinos/muelu Who is using the Isorropia interfaces in MueLu? Can/should these be deprecated?