How To Replace a Failed Disk In ZFS/ Proxmox and Upgrade Pool Size
Replacing a damaged disk in ZFS is easy due to the built-in tools and commands it has to offer the user. If you experience a faulted disk in your Proxmox ZFS array you can replace it with the steps below. If your replacement disk is larger than the existing disk enter the below command to ensure your pool will automatically grow to the new size once all disks have been replaced to match the larger size.