On Fri, Feb 27, 2015 at 9:02 AM, Mads Ipsen <mads.ip...@gmail.com> wrote:
> Hi, > > If I build Python 2.7.2 and numpy-1.9.1 and run the following script > > import numpy > c = numpy.ones((500000, 4)) > mat = numpy.identity(4) > r = numpy.dot(c, mat) > > the evaluation of the 'dot' increases the memory by app. 35 MB. > > If, in addition, I build numpy-1.9.1 with MKL support, and run the > script, the evaluation of the 'dot' increases the memory by app. 450 MB. > > Is the expected? > > Best regards, > > Mads > > specs: > > Ubuntu 12.04 > ifort (IFORT) 14.0.1 2013100 > gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) > > No, but I don't know why that is happening with MKL. Can anyone else reproduce this? Chuck
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