[CMake] CTest and CPU core utilization

Bill Hoffman bill.hoffman at kitware.com
Fri Jul 10 13:44:20 EDT 2009


Sean McBride wrote:
> Hi all,
> 
> Let's say I have:
>  - an 8 core machine
>  - hundreds of (slow) unit tests
>  - most unit test are single threaded
> 
> Is there a way to make ctest run tests in palallel?  My CPUs are vastly
> under utilized.
> 
> Thanks,
> 
There is a beta ctest -j N functionality in CVS.   It does not submit to 
dashboards correctly yet, but should be able to run tests from the 
command line.  If the tests depend on each other, you have to add some 
extra test properties to let ctest know about that.

-Bill



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