If growfs option is configured and the data partition is the last parition then its should grow to fill the remaining space of your drive if any exists.
https://docs.mender.io/system-updates-debian-family/variables#mender_data_part_growfs
If growfs option is configured and the data partition is the last parition then its should grow to fill the remaining space of your drive if any exists.
https://docs.mender.io/system-updates-debian-family/variables#mender_data_part_growfs