What happens if you do ? # apt-get source openblas
and type # fakeroot debian/rules custom it should produce a package called: # ../libopenblas-base_*.deb -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/817212 Title: Number of threads stuck on two To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openblas/+bug/817212/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs