[OpenIndiana-discuss] Replacing smaller rpool SSD with bigger one - best praxis

[Toomas Soome]

> On 8. Mar 2023, at 02:27, Bill Sommerfeld <sommerfeld at hamachi.org> wrote:
> 
> On 3/7/23 13:53, gea wrote:
>> I suppose a method based on mirror/clone + autoexpand will not work with different ashift.
>> A disaster backup/recovery method that should work:
>> - replicate current BE to datapool via zfs send
>>   (you can create daily recoverable backups while OI is running with this method)
> 
> If you can have all the disks cabled up at the same time, you can use the '-p' option to 'beadm create' to create a BE in a different pool; I've used this to move the root a few times (the root pool on one of my machines is currently named "r3”).
> 

With this method, you need to keep in mind, only dataset tree from ROOT will be replicated. You still need to migrate/re-create other datasets like export, swap, dump. Also need to update dumpadm and /etc/vfstab (for swap).

rgds,
toomas