Merge branch 'change-multicore-runner-usage' into 'master'

Change multicore runner usage

See merge request !59

.gitlab-ci.yml

@@ -10,8 +10,6 @@ variables:
   CMAKE_FLAGS:
     -DDUNE_PYTHON_VIRTUALENV_SETUP=True
     -DDUNE_PYTHON_ALLOW_GET_PIP=True
-  MAKE_FLAGS:
-    -j $CPUS_MULTICORE
 
 image: $DUNE_ENV_IMAGE
 
@@ -84,14 +82,10 @@ prep:update-dune-clang:
 # --- Build jobs ---
 build:main:
   stage: build
-  tags:
-    - multicore
   script:
     - CMAKE_FLAGS="$CMAKE_FLAGS"
-      MAKE_FLAGS="$MAKE_FLAGS"
       $DUNECONTROL --only=dorie all
-    - MAKE_FLAGS="$MAKE_FLAGS"
-      $DUNECONTROL --only=dorie make build_tests
+    - $DUNECONTROL --only=dorie make build_tests
   artifacts:
     name: "$CI_JOB_NAME"
     paths:
@@ -107,8 +101,7 @@ build:debug: &debug
         -DCMAKE_BUILD_TYPE=Debug 
         -DCMAKE_CXX_FLAGS_DEBUG='-Werror'"
       $DUNECONTROL --only=dorie configure
-    - MAKE_FLAGS="$MAKE_FLAGS"
-      $DUNECONTROL --only=dorie make dorie_mass_conservation
+    - $DUNECONTROL --only=dorie make dorie_mass_conservation
 
 build:debug-clang:
   <<: *debug
@@ -121,8 +114,7 @@ build:debug-clang:
         -DCMAKE_CXX_COMPILER=clang++
         -DCMAKE_CXX_FLAGS_DEBUG='-Werror'"
       $DUNECONTROL --only=dorie configure
-    - MAKE_FLAGS="$MAKE_FLAGS"
-      $DUNECONTROL --only=dorie make dorie_mass_conservation
+    - $DUNECONTROL --only=dorie make dorie_mass_conservation
 
 
 # --- Tests ---
@@ -147,6 +139,8 @@ test:ode:
 
 test:parallel:
   <<: *test
+  tags:
+    - multicore
   script:
     - $DUNECONTROL --only=dorie configure
     - $DUNECONTROL --only=dorie make test_run_parallel

CHANGELOG.md

@@ -13,6 +13,8 @@
 * Raise software requirements to versions available on Ubuntu 18.04 LTS
     (Bionic Beaver)
 * Switch VTK output from conforming to non-conforming
+* Use `multicore` build tag only for `test:parallel` build because the current
+    GitLab Runner cannot handle the load
 
 ### Fixed
 * The source code is now compatible to the Clang LLVM compiler.