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It is always advisable to make a backup of the target VM first, ensuring you can recover your original VM should things go wrong !
Generally you should shou7ld only be needing to resize the partiton at the /data mountpoint on an NMIS VM as this partition contains the following directories:
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In the example command below, using a recent release of the NMIS VM that does not use LVM, we have disks /dev/sda (disk 1) and /dev/sdb (disk 2).
Disk 1 (/dev/sda) has partitions /dev/sda1 to /dev/sda4 and all partitions are TYPE part
Disk 2 (/dev/sdb) has partition /dev/sdb1 of TYPE part
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