[CMake] CTest and CPU core utilization

Bill Hoffman bill.hoffman at kitware.com
Fri Jul 10 14:49:22 EDT 2009


Sean McBride wrote:
> On 7/10/09 2:07 PM, Bill Hoffman said:
> 
>>>> There is a beta ctest -j N functionality in CVS.
>>> Great!  Does 'N' instruct it to run 'N' tests in parallel?
>>>
>> Yes.
> 
> Any plans to go even further?  It's hard to choose 'N'.  Some test may
> create many threads and some may create none.  Perhaps a way for tests
> to report to ctest how many cores they need.  Then ctest would have more
> info to decide how many/which tests to run at the same time.
Yes, the idea would be to set a test property on the test that gave the 
test an N as well that could be taken into consideration when running 
the test.

-Bill


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