Resize TrueNAS drives

Imaging you are running TrueNAS virtualized and would like to resize drive increasing its capacity.

Text
parted /dev/sdX
resizepart 1 100%
quit

Then reboot and new size should be visible in ZFS pool. It has ability to auto expand by default.

View as Markdown

All the content on this website is licensed under Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0). Cite as: Michał Sobczak, “Resize TrueNAS drives”, 10 August 2025, https://michalasobczak.pl/posts/resize-truenas-drives.html