On Wed, Nov 18, 2009 at 15:15, Angus McMorland <[email protected]> wrote: > Hi all, > > Whenever I run numpy.linalg.lstsq with a xs parameter with both > dimensions larger than 128, I get an "Illegal instruction" and python > dies completely. It happens with both the Ubuntu jaunty standard numpy > 1.2.1, and a recent svn 1.4.0.dev7727, but it doesn't seem to happen > on any other machines. Anyone have any idea what might be causing > this? It's most annoying.
This is almost always caused by using an ATLAS that is built for a different CPU than yours. Usually, the CPU that built the ATLAS binaries has SSE2 instructions while your CPU doesn't. -- Robert Kern "I have come to believe that the whole world is an enigma, a harmless enigma that is made terrible by our own mad attempt to interpret it as though it had an underlying truth." -- Umberto Eco _______________________________________________ NumPy-Discussion mailing list [email protected] http://mail.scipy.org/mailman/listinfo/numpy-discussion
