systemd systemd-hibernate-resume-generator 8 systemd-hibernate-resume-generator Unit generator for resume= kernel parameter /usr/lib/systemd/system-generators/systemd-hibernate-resume-generator systemd-hibernate-resume-generator is a generator that initiates the procedure to resume the system from hibernation. When resume= kernel command line option or HibernateLocation EFI variable is detected, it enables the systemd-hibernate-resume.service8 unit, which will instruct the kernel to resume the system from the hibernation image. systemd-hibernate-resume-generator understands the following kernel command line parameters: resume= Takes a path to the resume device. Both persistent block device paths like /dev/disk/by-foo/bar and fstab5-style specifiers like FOO=bar are supported. resume_offset= Takes the page offset of the swap space from the resume device. Defaults to 0. resumeflags= Takes the resume device mount options to use. Defaults rootflags= if not specified. noresume Do not try to resume from hibernation. If this parameter is present, resume= is ignored. systemd1 systemd-hibernate-resume.service8 kernel-command-line7