GH: 4 vcores on Linux Now

Author: ax3l

.github/ci/spack-envs/gcc13_py312_mpich_h5_ad2/spack.yaml

@@ -58,7 +58,7 @@ spack:
       target: x86_64
 
   config:
-    build_jobs: 2
+    build_jobs: 4
 
   mirrors:
     E4S: https://cache.e4s.io

.github/workflows/linux.yml

@@ -36,7 +36,7 @@ jobs:
           -DopenPMD_USE_HDF5=ON    \
           -DopenPMD_USE_INVASIVE_TESTS=ON \
           -DCMAKE_VERBOSE_MAKEFILE=ON
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         cd build
         ctest --output-on-failure
 
@@ -75,7 +75,7 @@ jobs:
           -DopenPMD_USE_ADIOS2=ON  \
           -DopenPMD_USE_INVASIVE_TESTS=ON \
           -DCMAKE_VERBOSE_MAKEFILE=ON
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
 
         cd build
         ctest --output-on-failure
@@ -112,7 +112,7 @@ jobs:
           -DopenPMD_USE_ADIOS2=ON  \
           -DopenPMD_USE_INVASIVE_TESTS=ON \
           -DCMAKE_VERBOSE_MAKEFILE=ON
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         cd build
         ctest --output-on-failure
 
@@ -138,7 +138,7 @@ jobs:
           -DCMAKE_INSTALL_PREFIX=toml11_install \
           -DCMAKE_CXX_STANDARD_REQUIRED=OFF           \
           -DCMAKE_CXX_STANDARD=11
-        cmake --build build_toml11 -j 2 --target install
+        cmake --build build_toml11 -j 4 --target install
     - name: Build
       env: {CC: clang-15, CXX: clang++-15, CXXFLAGS: -Werror}
       run: |
@@ -156,7 +156,7 @@ jobs:
           -DopenPMD_USE_INTERNAL_TOML11=OFF \
           -DCMAKE_VERBOSE_MAKEFILE=ON       \
           -DPython_EXECUTABLE="$(which python3.11)"
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         ctest --test-dir build --output-on-failure
 
   # ADIOS2 v2.10
@@ -192,7 +192,7 @@ jobs:
           -DopenPMD_USE_HDF5=ON    \
           -DopenPMD_USE_ADIOS2=ON  \
           -DopenPMD_USE_INVASIVE_TESTS=ON
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         cd build
         ctest --output-on-failure
 
@@ -244,7 +244,7 @@ jobs:
           -DopenPMD_USE_HDF5=ON   \
           -DopenPMD_USE_ADIOS2=ON \
           -DopenPMD_USE_INVASIVE_TESTS=ON
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         ctest --test-dir build --output-on-failure
 
   gcc9_py38_pd_nompi_h5_ad2_libcpp:
@@ -266,7 +266,7 @@ jobs:
           -DopenPMD_USE_MPI=ON    \
           -DopenPMD_USE_HDF5=ON   \
           -DopenPMD_USE_INVASIVE_TESTS=ON
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         ctest --test-dir build --output-on-failure
 
   musllinux_py10:
@@ -291,7 +291,7 @@ jobs:
           -DopenPMD_USE_HDF5=ON   \
           -DopenPMD_USE_INVASIVE_TESTS=ON \
           -DPython_EXECUTABLE=$(which python3.10)
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         ctest --test-dir build --output-on-failure
 
   conda_ompi_all:
@@ -320,5 +320,5 @@ jobs:
           -DopenPMD_USE_HDF5=ON   \
           -DopenPMD_USE_ADIOS2=ON \
           -DopenPMD_USE_INVASIVE_TESTS=ON
-        cmake --build build --parallel 2
+        cmake --build build --parallel 4
         ctest --test-dir build --output-on-failure