ARROW-8194: [CI] Run tests in parallel on Github Actions

Closes #6699 from pitrou/ARROW-8194-gha-nproc Authored-by: Antoine Pitrou <antoine@python.org> Signed-off-by: Antoine Pitrou <antoine@python.org>
apache · Mar 24, 2020 · bd3182f · bd3182f
1 parent 4fb888f
commit bd3182f
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diff --git a/.github/workflows/cpp.yml b/.github/workflows/cpp.yml
@@ -193,6 +193,7 @@ jobs:
       ARROW_VERBOSE_THIRDPARTY_BUILD: OFF
       BOOST_ROOT: C:\local\boost_1_67_0
       BOOST_LIBRARYDIR: C:\local\boost_1_67_0\lib64-msvc-14.1\
+      NPROC: 2
     steps:
       - name: Disable Crash Dialogs
         run: |
@@ -257,6 +258,7 @@ jobs:
         -DBoost_NO_BOOST_CMAKE=ON
       CMAKE_GENERATOR: MSYS Makefiles
       CMAKE_UNITY_BUILD: ON
+      NPROC: 2
     steps:
       - name: Disable Crash Dialogs
         run: |

diff --git a/ci/scripts/cpp_test.sh b/ci/scripts/cpp_test.sh
@@ -36,7 +36,7 @@ case "$(uname)" in
     n_jobs=$(sysctl -n hw.ncpu)
     ;;
   *)
-    n_jobs=1
+    n_jobs=${NPROC:-1}
     ;;
 esac