Expand an existing partition.
This command does not add a partition, but expands the existing partition. There must be free space contiguously following this partition in order to expand it.
nlvm [nlvm_options] expand partition <partition_name> <size>
Mandatory. Specify the node name (such as sdc1.1) of the partition to be expanded. This must be the first command option.
Mandatory. Specify the amount of space to add to the existing partition.
Expand the /dev/sdc1.1 partition by adding the next 20 GB of contiguous free unpartitioned space. For example, if the original partition is 20 GB, the expanded size is 40 GB.