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Coalesced Buffer Communication#1192

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lroberts36 wants to merge 117 commits intodevelopparthenon-hpc-lab/parthenon:developfrom lroberts36/add-combined-buffer-communicationparthenon-hpc-lab/parthenon:lroberts36/add-combined-buffer-communicationCopy head branch name to clipboard

+1,150-67

Commits

Commits on Oct 17, 2024

• start on combined communication

  lroberts36

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• just reuse BndInfo

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• partial

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Commits on Oct 18, 2024

• cleanup serialization, decouple

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• missed on last commit

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Commits on Oct 19, 2024

• fix bug

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• Actually set up to do communication

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• actually add the communication

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• split into cpp file

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• format

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• working mpi communication

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• pull out and store buffers

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  d8fbd65

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• fix serial builds

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Commits on Oct 21, 2024

• be a little more careful

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  8a9a1bc

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• Set things up for communication

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• Make functions avilable on device

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• Add untested PackAndSend

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• Add receive and unpack

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• Receive everything

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• compiles

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• small name change

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• segfault

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• correctly point to send buffers

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• allow explicit staling of send buffers

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Commits on Oct 22, 2024

• taking a few steps

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• switch to reference symantics

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• remove print statements

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• clear the combined buffers after remesh

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  1be047d

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• some other debugging stuff

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  1b405dc

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• fix bug

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  7f5b944

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• format and lint

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• small

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• small part 2

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• small part 3

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• format

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Commits on Oct 23, 2024

• Fix on vista

  

  Luke Roberts

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  809dcb1

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• format and lint

  lroberts36

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  43c376b

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• Update src/bvals/comms/combined_buffers.hpp

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  lroberts36

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  brryan

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  505426d

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• Update src/bvals/comms/combined_buffers.cpp

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  lroberts36

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  e60b82c

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• use separate comm

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Commits on Oct 24, 2024

• save other communication mechanism

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• add a barrier at the end of ReceiveBoundBufs

  lroberts36

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  59c8680

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• fix reallocation issue

  lroberts36

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  dc54426

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• Make things work with AMR and flux correction

  lroberts36

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  b823b74

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• pre check small buffers for staleness

  lroberts36

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• format and lint

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  17f25e0

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Commits on Oct 30, 2024

• Add some debugging code

  lroberts36

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  cff847b

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• implement a number of different receive strategies and use issend

  lroberts36

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• format and lint

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  72ec3ac

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• remove extra iterations

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• remove MPI_BARRIER

  lroberts36

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  f5f7bba

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Commits on Oct 31, 2024

• clear message buffer

  lroberts36

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• remove unused stuff

  lroberts36

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Commits on Nov 1, 2024

• working side by side but not using new stuff

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  977b2a3

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• working with new split

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  fe8a2af

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• removed extra junk

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• format and lint

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• add line

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• compile w/o mpi

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• remov mesh passing

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• format and lint

  lroberts36

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  cef604f

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• fix non-mpi compilation

  lroberts36

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• start working to pass around var ids

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• pass MeshData

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• almost there...

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• use the MeshData uids

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• Working with subsets, no cacheing

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• format

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Commits on Nov 4, 2024

• start on cacheing

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  5cddc0d

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• include allocation status in output

  lroberts36

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• sparse maybe working

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• add comm switch

  lroberts36

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  fa53f72

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• fix logic

  lroberts36

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  24aa55f

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• format and lint

  lroberts36

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Commits on Nov 5, 2024

• Check that send buffers are completed before deleting

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Commits on Nov 12, 2024

• Merge branch 'develop' into lroberts36/add-combined-buffer-communication

  lroberts36

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Commits on Nov 13, 2024

• don't start comms

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• some more stuff that doesn't work

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• small

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• regular Isend

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• don't require all received

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Commits on Nov 14, 2024

• format

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• Add documentation

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• Merge branch 'develop' into lroberts36/add-combined-buffer-communication

  lroberts36

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Commits on Nov 15, 2024

• small doc

  lroberts36

  committed
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• rename to coalesced

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• split things up

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• comment

  lroberts36

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• some renaming

  lroberts36

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• rename

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  06231e1

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• reanme again

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Commits on Nov 18, 2024

• one line to fix everything

  lroberts36

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• format

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  1e5e4d4

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• default to coalesced comms

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• cache different var sets

  lroberts36

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Commits on Nov 19, 2024

• allocate combined buffers only as needed

  lroberts36

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• changelog

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• small

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• copyright year

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  408ecb3

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• fix a couple of things

  lroberts36

  committed
  06bd5d3

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• remove unused

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• remove comment

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• oops

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Commits on Nov 21, 2024

• skip non-communicated variables

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Commits on Nov 25, 2024

• Merge branch 'develop' into lroberts36/add-combined-buffer-communication

  lroberts36

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• Update doc/sphinx/src/boundary_communication.rst

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  lroberts36

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• Update doc/sphinx/src/boundary_communication.rst

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  lroberts36

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• address brryan comment

  lroberts36

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• doc at brryan's suggestion

  lroberts36

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• remove commented outlines

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Commits on Nov 26, 2024

• do view of views correctly for Kokkos 4.5.1

  lroberts36

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Commits on Nov 27, 2024

• act on a bunch of small comments

  lroberts36

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• move functions and add max_iters to clear

  lroberts36

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Commits on Nov 28, 2024

• fix buffer bugs?

  lroberts36

  committed
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• no need to check if not doing coalesced

  lroberts36

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• Remove deprecated note

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Commits on Dec 2, 2024

• Merge branch 'develop' into lroberts36/add-combined-buffer-communication

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