On 06.10.2011 21:14, Peter Kümmel wrote:

OK, so I think this project is way too small for this test.  There is
some fixed overhead in the process here, and we are seeing it.  We are
talking about .5 seconds difference to check a whole build system.  If
you want to do tests like this, you need a much bigger project.  I am
sure that CMake will not be 50% slower for a larger project where we are
not comparing .5 seconds to 1.1 seconds or .1 seconds.


I don't know a bigger project which supports qmake and cmake,

Another idea is to down-cock the system: My  system runs in a VirtualBox,
and I simply don't allow 100% CPU usage:

KST:
     qmake   cmake   ninja
-j1   14s     45s     3s
-j2   14s     27s     3s


VTK:

     qmake   cmake   ninja
-j1           130s    8s
-j4           30s     8s

Peter
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