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authorBrad King <brad.king@kitware.com>2018-03-01 15:38:15 (GMT)
committerBrad King <brad.king@kitware.com>2018-03-05 14:21:32 (GMT)
commit6be53c6695e8d82d3633681f893b79db1de466f0 (patch)
tree753efcf002e0af8545df663288627d142a299f80 /Help/release/dev
parentc5428d8db2aebb215b418d72eae99f4a106a82b0 (diff)
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CTest: Add options to control test process affinity to CPUs
In commit v2.8.0~170 (ENH: Added ctest test options PROCESSORS and RUN_SERIAL, 2009-09-07) CTest learned to track the number of processors allocated to running tests in order to balance it against the desired level of parallelism. Extend this idea by introducing a new `PROCESSOR_AFFINITY` test property to ask that CTest run a test with the CPU affinity mask set. This will allow a set of tests that are running concurrently to use disjoint CPU resources.
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+ctest-affinity
+--------------
+
+* A :prop_test:`PROCESSOR_AFFINITY` test property was added to request
+ that CTest run a test with CPU affinity for a set of processors
+ disjoint from other concurrently running tests with the property set.