From FreeNAS 9 to TrueNAS

moe29

Cadet
Joined
Apr 15, 2021
Messages
5
I'm fairly new to FreeNAS/TrueNAS and zfs
I have a long experience with other raid systems ( software and hardware )
Recently I've been tasked with support for a FreeNAS system runnning v9 on a Dell R730 and 2 Dell JBOD's ( via SAS connection )

Code:
uname -a
FreeBSD xxxxx 10.3-RELEASE FreeBSD 10.3-RELEASE #0 91d0e8e(freebsd10)


I would like to move the system to a newer version ( hopefully v12 ) , and would like to know if it will recognize the current system settings / pools , or some migration will be needed

Help or suggestions are appreciated

Regards
 

Alecmascot

Guru
Joined
Mar 18, 2014
Messages
1,177
You will need to upgrade in stages :
 

moe29

Cadet
Joined
Apr 15, 2021
Messages
5
You will need to upgrade in stages :
Thanks
So I'm better off going 9 > 11 , then migrate then upgrade to 12 , correct ?

Is there's a certain build of v11 that's recommended to use ?

Regards
 

Spearfoot

He of the long foot
Moderator
Joined
May 13, 2015
Messages
2,478
Thanks
So I'm better off going 9 > 11 , then migrate then upgrade to 12 , correct ?

Is there's a certain build of v11 that's recommended to use ?

Regards
I've had good service from version 11.2-U8 -- in fact, I still run it, both at home and work.
 

anodos

Sambassador
iXsystems
Joined
Mar 6, 2014
Messages
9,553
Thanks for your input, appreciate it

Any other ideas are appreciated
Old versions of FreeNAS / TrueNAS don't receive security updates, just FYI. Depending on context of where server is deployed this can be an important detail. The current stable and supported version of FN / TN is 12.0-U4.

A ton has changed since the days of FreeNAS 9. You can download original FreeNAS 9 install ISOs here: http://archive.freenas.org/ if you want to make test runs for the update process in a VM. This will help you write down step-by-step procedures to upgrade and revert that are specific for your environment. This isn't really necessary for a home user, but it's _always_ beneficial to write down clear "undo" steps beforehand when it's at your place of work. It will also give you time to think about what criteria you consider necessary to demonstrate a successful upgrade.
 

moe29

Cadet
Joined
Apr 15, 2021
Messages
5
Old versions of FreeNAS / TrueNAS don't receive security updates, just FYI. Depending on context of where server is deployed this can be an important detail. The current stable and supported version of FN / TN is 12.0-U4.

A ton has changed since the days of FreeNAS 9. You can download original FreeNAS 9 install ISOs here: http://archive.freenas.org/ if you want to make test runs for the update process in a VM. This will help you write down step-by-step procedures to upgrade and revert that are specific for your environment. This isn't really necessary for a home user, but it's _always_ beneficial to write down clear "undo" steps beforehand when it's at your place of work. It will also give you time to think about what criteria you consider necessary to demonstrate a successful upgrade.
Thanks, appreciate your input
 

morganL

Captain Morgan
Administrator
Moderator
iXsystems
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Mar 10, 2018
Messages
2,694
You should describe what services you are using: any jails/plugins?
Then document a path and a process here. For example, it might be 9.3 -> 11.2-U8 -> 11.3-U5 -> 12.0-U4
The community might be able to tell you whether your plan has any specific issues... but it will depend on services you are using.
 

moe29

Cadet
Joined
Apr 15, 2021
Messages
5
You should describe what services you are using: any jails/plugins?
Then document a path and a process here. For example, it might be 9.3 -> 11.2-U8 -> 11.3-U5 -> 12.0-U4
The community might be able to tell you whether your plan has any specific issues... but it will depend on services you are using.
Thanks Morgan
Yes using jails, no plugins

Will check more system info and draft a plan

Thanks
 
Joined
Jan 4, 2014
Messages
1,644
Yes using jails, no plugins
If you're using Warden jails, these will need to decommissioned and the equivalent iocage jails set up. FreeNAS 11.2 supported both types of jails, but moving forward with 11.3 and newer, only iocage jails are supported.
 
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