Failed to install DRBD9 in debian-9
I need to upgrade drbd8 to drbd9. for that I following this documentation. https://www.linbit.com/drbd-user-guide/drbd-guide-9_0-en/#s-upgrading-drbd step 1 root@oreo:~# add-apt-repository ppa:linbit/linbit-drbd9-stack This PPA contains DRBD9, drbd-utils, LINSTOR (client, python API, server). This differs from official, production grade LINBIT repositories in several ways,…