waja / gist:5515c9e46f9441649180d9e9d6e5a343

# Crossgrade jessie over to amd64 along https://stbuehler.de/blog/article/2017/06/28/debian_stretch__upgrade_32-bit_to_64-bit.html, but on jessie downloading the correct packages is a bit more complicated aptitude search ~M | cut -c5- | cut -d' ' -f1 > aptitude.auto dpkg -l | grep '^ii' | awk '{print $2}' > packages dpkg --print-architecture dpkg --print-foreign-architectures dpkg --add-architecture amd64 apt-get update apt-get --no-install-recommends install linux-image-amd64:amd64 reboot uname -r apt-get clean apt-get -y --no-install-recommends --download-only install dash:amd64 bash:amd64 dpkg --install /var/cache/apt/archives/*.deb dpkg --install /var/cache/apt/archives/dash_*.deb /var/cache/apt/archives/bash_*.deb apt-get clean apt-get -y --no-install-recommends --download-only install dpkg:amd64 apt:amd64 aptitude:amd64 apt-utils:amd64 dpkg --install /var/cache/apt/archives/*.deb dpkg --install /var/cache/apt/archives/dpkg_*.deb dpkg --print-architecture dpkg --print-foreign-architectures cd /var/cache/apt/archives/ && \ apt-get download $(dpkg -l | grep '^.i' | grep -vE " (amd64|all) " | sed s/:i386// | awk '{print $2":amd64"}'|xargs) && \ apt-get download libblas-common:amd64 && \ mv /var/cache/apt/archives/libapache2-mod-php*.deb /tmp/ && \ dpkg --install /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/perl*.deb /var/cache/apt/archives/mlock_*.deb && \ mkdir /tmp/archives/ && \ mv /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/perl*.deb /var/cache/apt/archives/mlock_*.deb /tmp/archives/ && \ dpkg --install /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*python*.deb && \ mv /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*python*.deb /tmp/archives/ && \ mv /tmp/libapache2-mod-php*.deb /var/cache/apt/archives/ && \ dpkg --install /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*php*.deb /var/cache/apt/archives/*apache2*.deb /var/cache/apt/archives/sed_4.2.2-4+deb8u1_amd64.deb /var/cache/apt/archives/lsof_4.86+dfsg-1_amd64.deb && \ mv /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*php*.deb /var/cache/apt/archives/*apache2*.deb /var/cache/apt/archives/sed_4.2.2-4+deb8u1_amd64.deb /var/cache/apt/archives/lsof_4.86+dfsg-1_amd64.deb /tmp/archives/ && \ dpkg --install /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*openss*.deb && \ mv /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*openss*.deb /tmp/archives/ && \ dpkg --install /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*mysql*.deb && \ mv /var/cache/apt/archives/lib*.deb /var/cache/apt/archives/*mysql*.deb /tmp/archives/ && \ dpkg -i /var/cache/apt/archives/*.deb && \ mv /var/cache/apt/archives/*.deb /tmp/archives/ && \ cd apt-get clean apt-get --download-only -y --no-install-recommends install `dpkg -l | grep '^.i' | awk '{print $2}' | grep :i386 | sed -e 's/\(.*\):i386/\1:i386- \1:amd64/'` dpkg --install /var/cache/apt/archives/*.deb apt-get remove `dpkg -l | grep '^.i' | awk '{print $2}' | grep :i386` apt-get autoremove aptitude markauto `cat aptitude.auto | sed -e s/:i386/:amd64/` diff -u <(sed s/:.*// packages | uniq) <(dpkg -l | grep '^ii' | awk '{print $2}' | sed s/:.*// | uniq) | less dpkg --remove-architecture i386