fix: periodic and mpi

.github/workflows/ci.yml

@@ -4,8 +4,8 @@ on: [pull_request]
 
 # This section cancels previous runs for the same PR
 concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
-  cancel-in-progress: true
+    group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+    cancel-in-progress: true
 
 jobs:
     #
@@ -211,13 +211,14 @@ jobs:
                   export LD_LIBRARY_PATH="$CONDA_PREFIX/lib:$LD_LIBRARY_PATH"
                   cd tests
                   pytest -v -s --h5diff
+
     #
     # Check linux build with mamba environment
     #
     #########################################################
     linux-mpi-mamba:
         needs: [pre-commit, cppcheck]
-        runs-on: ubuntu-latest
+        runs-on: self-hosted
         steps:
             - uses: actions/checkout@v4
 
@@ -233,29 +234,33 @@ jobs:
 
             - name: Mamba and samurai env installation
               uses: mamba-org/setup-micromamba@v2
+              env:
+                  MAMBA_ROOT_PREFIX: ${{ runner.temp }}/micromamba-root
               with:
+                  download-micromamba: true
+                  micromamba-binary-path: ${{ runner.temp }}/bin/micromamba
                   environment-file: conda/mpi-environment.yml
                   environment-name: samurai-env
-                  cache-environment: true
-
-            # - name: Conda update
-            #   shell: bash -l {0}
-            #   run: |
-            #       conda update --all
+                  generate-run-shell: true
+                  cache-environment: false
+                  cache-downloads: false
+                  post-cleanup: all
 
             - name: Petsc installation
-              shell: bash -l {0}
+              shell: micromamba-shell {0}
+              env:
+                  MAMBA_ROOT_PREFIX: ${{ runner.temp }}/micromamba-root
               run: |
-                  conda install -y petsc pkg-config cxx-compiler
+                  micromamba install -y petsc pkg-config cxx-compiler
 
             - name: Conda informations
-              shell: bash -l {0}
+              shell: micromamba-shell {0}
               run: |
-                  conda info
-                  conda list
+                  micromamba info
+                  micromamba list
 
             - name: Configure
-              shell: bash -l {0}
+              shell: micromamba-shell {0}
               run: |
                   cmake \
                       . \
@@ -267,13 +272,12 @@ jobs:
                       -DBUILD_TESTS=ON
 
             - name: Build
-              shell: bash -l {0}
+              shell: micromamba-shell {0}
               run: |
-                  cmake --build build --target finite-volume-advection-2d --parallel 4
-                  cmake --build build --target finite-volume-burgers --parallel 4
+                  cmake --build build --target finite-volume-advection-2d finite-volume-burgers finite-volume-burgers-os-2d-mpi --parallel 4
 
             - name: MPI test finite-volume-advection-2d
-              shell: bash -l {0}
+              shell: micromamba-shell {0}
               run: |
                   cd build
                   set -e  # Stop on first failure
@@ -289,7 +293,7 @@ jobs:
                   python ../python/compare.py FV_advection_2d_size_1_ite_ FV_advection_2d_size_9_ite_ --start 1 --end 19
 
             - name: MPI test finite-volume-burgers
-              shell: bash -l {0}
+              shell: micromamba-shell {0}
               run: |
                   cd build
                   set -e  # Stop on first failure
@@ -304,6 +308,18 @@ jobs:
                   python ../python/compare.py burgers_2D_size_1_ite_ burgers_2D_size_4_ite_ --start 1 --end 19
                   python ../python/compare.py burgers_2D_size_1_ite_ burgers_2D_size_6_ite_ --start 1 --end 19
 
+            - name: MPI test burgers OSMP 2D (weak scaling)
+              shell: micromamba-shell {0}
+              run: |
+                  cd build
+                  set -e  # Stop on first failure
+                  mpiexec -n 2 ./demos/FiniteVolume/finite-volume-burgers-os-2d-mpi --npx=2 --npy=1 --min-level=0 --max-level=8 --Tf=6 --nfiles 1
+                  mpiexec -n 2 ./demos/FiniteVolume/finite-volume-burgers-os-2d-mpi --npx=2 --npy=1 --min-level=0 --max-level=8 --Tf=6 --nfiles 1
+                  mpiexec -n 4 ./demos/FiniteVolume/finite-volume-burgers-os-2d-mpi --npx=2 --npy=2 --min-level=0 --max-level=8 --Tf=6 --nfiles 1
+                  mpiexec -n 8 ./demos/FiniteVolume/finite-volume-burgers-os-2d-mpi --npx=4 --npy=2 --min-level=0 --max-level=8 --Tf=6 --nfiles 1
+                  mpiexec -n 8 ./demos/FiniteVolume/finite-volume-burgers-os-2d-mpi --npx=2 --npy=4 --min-level=0 --max-level=8 --Tf=6 --nfiles 1
+                  mpiexec -n 9 ./demos/FiniteVolume/finite-volume-burgers-os-2d-mpi --npx=3 --npy=3 --min-level=0 --max-level=8 --Tf=6 --nfiles 1
+
     macos-mamba:
         needs: [pre-commit, cppcheck]
         runs-on: macos-14

demos/FiniteVolume/CMakeLists.txt

@@ -25,6 +25,13 @@ burgers_mra.cpp:finite-volume-burgers-mra
 burgers_os.cpp:finite-volume-burgers-os
 )
 
+# List of MPI demos (only if WITH_MPI is enabled)
+if(${WITH_MPI})
+    list(APPEND STANDARD_DEMOS
+        burgers_os_2d_mpi.cpp:finite-volume-burgers-os-2d-mpi
+    )
+endif()
+
 # Create executables with PETSc
 if(${WITH_PETSC})
     message(STATUS "Building demos with PETSc support")