On Thursday, April 21, 2016 at 8:21:14 PM UTC+5:30, Yichao Yu wrote: > > On Thu, Apr 21, 2016 at 10:39 AM, K leo <cnbi...@gmail.com <javascript:>> > wrote: > > Prior to running Ubuntu 16.04, I get Julia from the PPA, and run it > simply > > like: > > > >> julia > > > > Then when I run julia code, "top" shows CPU usage of Julia as something > like > > 200% (I have two cores). > > What code are you running. Any pre-build version should run julia code > only on one thread. Any other thread are created by libraries like > fftw or openblas. > I run my own code which does not directly require fftw or openblas. The same code runs on the version on Ubuntu 15.10, it uses 200% CPU, but on the version on 16.04, it only uses 100%. Note the versions of Julia on the two systems are likely from different builds.
> > > > Now on 16.04, julia only runs upto 100% of CPU. The version of julia is > > said to maintained by "Ubuntu Developers > > <ubuntu-dev...@lists.ubuntu.com <javascript:>>" > > > > What is happening? >
