Hello, I currently have a 2x4TB Mirror with unsuitable WD Red Drives which I want to retire. I am getting 4x4TB Seagate Ironwolf Pros. I want to build a RAID-Z1 Setup with those. I want to migrate all the data from the Mirror Pool to the new RAID-Z1 Pool. My Mirror Pool contains multiple sub Datas…

[image] HuggieBo: All Drives can be connected to my NAS This made possible transfer everything fast with ZFS replication (let’s call A your old pool, B the new one) perform a backup (always a good choice) shutdown down the server add all the disks create the new raidz1 pool B added with edi…

Migrating from Old Pool to a Completly New Pool

TrueNAS General

oxyde December 25, 2024, 4:40pm 7

Afaik, only by cli

https://forums.truenas.com/t/howto-rename-a-zfs-pool

Topic		Replies	Views
How to replicate a zfs pool TrueNAS General ZFS	9	474	July 1, 2025
Why is a (recursive) snapshot needed to perform a Replication task? TrueNAS General SCALE , ZFS , Replication	10	211	February 15, 2026
Cloning pools? TrueNAS General SCALE , ZFS	5	880	April 20, 2024
Transfer data to new HDDs TrueNAS General SCALE , Hardware , Apps , SMB	10	198	October 12, 2025
Storage layout and migration advice needed TrueNAS General SCALE , ZFS	10	104	May 17, 2026

Migrating from Old Pool to a Completly New Pool

Related topics