The ceph-volume@ service uses the @CMAKE_INSTALL_PREFIX@, so we cannot just install it directly like the target units, but need to process it like all other units that are referring to actual executables that reside in build-target dependent paths. Fixes:68c72c5dff("systemd: use CMake install prefix in templates") Reported-by: Daniel Herzig <d.herzig@proxmox.com> Reported-by: Aaron Lauterer <a.lauterer@proxmox.com> Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com> (cherry picked from commit2fce003f8d)