From 6317f92120bba15c6ea8ee02c47ebff4afb5c53c Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Tue, 6 Apr 2021 10:42:53 -0400
Subject: ci: pay attention to the machine load when running tests

CMake's test suite is sensitive to machine load and can cause spurious
timeouts. To acknowledge this, prevent CTest from spawning tests into a
busy machine.
---
 .gitlab/ci/ctest_test.cmake          | 1 +
 .gitlab/ci/ctest_test_external.cmake | 1 +
 2 files changed, 2 insertions(+)

diff --git a/.gitlab/ci/ctest_test.cmake b/.gitlab/ci/ctest_test.cmake
index 08ef18f..facf9ba 100644
--- a/.gitlab/ci/ctest_test.cmake
+++ b/.gitlab/ci/ctest_test.cmake
@@ -19,6 +19,7 @@ endif ()
 include("${CMAKE_CURRENT_LIST_DIR}/ctest_exclusions.cmake")
 ctest_test(
   PARALLEL_LEVEL "${nproc}"
+  TEST_LOAD "${nproc}"
   RETURN_VALUE test_result
   EXCLUDE "${test_exclusions}")
 ctest_submit(PARTS Test)
diff --git a/.gitlab/ci/ctest_test_external.cmake b/.gitlab/ci/ctest_test_external.cmake
index 7a5e94a..9de06d1 100644
--- a/.gitlab/ci/ctest_test_external.cmake
+++ b/.gitlab/ci/ctest_test_external.cmake
@@ -71,6 +71,7 @@ endif ()
 include("${CMAKE_CURRENT_LIST_DIR}/ctest_exclusions.cmake")
 ctest_test(
   PARALLEL_LEVEL "${nproc}"
+  TEST_LOAD "${nproc}"
   RETURN_VALUE test_result
   ${ctest_label_args}
   EXCLUDE "${test_exclusions}")
-- 
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