[CMake] Obtaining improved GNU make performance on Makefiles generated by cmake
Clinton Stimpson
clinton at elemtech.com
Tue Mar 25 15:03:01 EDT 2008
Bill Hoffman wrote:
> Clinton Stimpson wrote:
>
>> I was getting better numbers than that with parallel builds (is that
>> expected?).
>> A plain make was a touch faster, and make pqCore was almost 2x as fast.
>>
>
> Yes, parallel builds should be faster, as the checks for some targets
> can be done in parallel. I was just trying show the worst case and
> get the amount of time make spends doing nothing but checking times.
> Of course if it can do nothing in parallel it will be that much faster
> at doing nothing... :)
>
>
> -Bill
Right, in general, it is faster.
To clarify, I meant a parallel build (-j4) of pqCore was twice as fast
with CMake 2.6 than in 2.4.
Clint
More information about the CMake
mailing list