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authorBetsy McPhail <betsy.mcphail@kitware.com>2015-06-09 12:50:44 (GMT)
committerBrad King <brad.king@kitware.com>2015-06-30 14:21:37 (GMT)
commitf62d301b9257542f5460902c400af3f947f10a66 (patch)
tree8d21c57b3f3e7b5187b8c56781d7549cf0f93f47 /Source/ctest.cxx
parent07c550caa20d4b1d6ebc08269d744ff6a45c0a6d (diff)
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ctest: Optionally avoid starting tests that may exceed a given CPU load
Add a TestLoad setting to CTest that can be set via a new --test-load command-line option, CTEST_TEST_LOAD variable, or TEST_LOAD option to the ctest_test command. Teach cmCTestMultiProcessHandler to measure the CPU load and avoid starting tests that may take more than the spare load currently available. The expression <current_load> + <test_processors> <= <max-load> must be true to start a new test. Co-Author: Zack Galbreath <zack.galbreath@kitware.com>
Diffstat (limited to 'Source/ctest.cxx')
-rw-r--r--Source/ctest.cxx1
1 files changed, 1 insertions, 0 deletions
diff --git a/Source/ctest.cxx b/Source/ctest.cxx
index e784759..afcbd61 100644
--- a/Source/ctest.cxx
+++ b/Source/ctest.cxx
@@ -98,6 +98,7 @@ static const char * cmDocumentationOptions[][2] =
{"--test-command", "The test to run with the --build-and-test option."},
{"--test-timeout", "The time limit in seconds, internal use only."},
+ {"--test-load", "CPU load threshold for starting new parallel tests."},
{"--tomorrow-tag", "Nightly or experimental starts with next day tag."},
{"--ctest-config", "The configuration file used to initialize CTest state "
"when submitting dashboards."},