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Forum Discussion
thatsapaddlin
Dec 28, 2021Aspirant
upgrade storage readynas 212
Hi
Not good with this stuff. I have a 212 with a almost full 6tb drive in bay 2 only and I want to increase my total stroage to 14tb so i purchased and added a 8tb drive. But the storage has not increased and it seems to be doing a long resnc but storage is still showing as 6 and not 14 tb.
It is configured to raid 1. How do i make it so it acts just like a 14tb drive rather than dulpicate now?
Thanks
22 Replies
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- StephenBGuru - Experienced User
thatsapaddlin wrote:
It is configured to raid 1. How do i make it so it acts just like a 14tb drive rather than dulpicate now?
Unfortunately there is no easy way to undo your mistake - which was not
- switching to FlexRAID before adding the disk.
- creating either a second RAID group or a second volume on the 8 TB drive.
While it is possible to end up with a single 14 TB volume, I recommend against doing that. Setting up two volumes (one 6 TB and one 8 TB) is safer. If you go with a single volume that spans both disks, then you lose all your data when either disk fails. With two volumes, you only lose the data on the failed disk. The only real cost is that you have to manage the free space so that you have enough on both volumes. Occasionally that means moving a share from one to the other.
You will first need to back up your data to recover.
Then there are two approaches. The first is to:
- Switch to flexraid
- destroy the current volume (which will destroy the data)
- create the new volume(s), and put some shares on each.
- restore the data from backup.
The second replaces step 2 with
- enable ssh access for the NAS
- use linux commands to undo the RAID-1
- unformat the new disk
If you aren't familiar with linux, I don't recommend the second approach.
- SandsharkSensei
If you are comfortable with SSH and the Linux command line, see the second message in this thread Reducing-RAID-size-removing-drives-WITHOUT-DATA-LOSS-is-possible to convert back to a one-drive JBOD from which you can do the expansion you wanted. But you should still make sure you have a backup in case something goes wrong.
- thatsapaddlinAspirant
Thanks for comprehensive answer. Sorry I don't follow all this real well.
I'm keen to stick with original plan of mine as most data is a time machine backup from all my macs so all I would lose is a backup. I don't want to have a seperate disk as this would mean creating a new tm backup but rather just have one big one.
Can I just switch to flexiraid and somehow erase only the new disk and the add it to first (btw have no way to back the nas up)?
what steps would I need to take to erase new drive, and then add to older drive to make total of 14tb? Thanks again
- StephenBGuru - Experienced User
thatsapaddlin wrote:
Can I just switch to flexraid and somehow erase only the new disk and the add it to first (btw have no way to back the nas up)?
No. You'd have to switch to flexraid, and then adapt the linux commands that Sandshark gave you to reverse the RAID-1. Then you could add the new disk to the first (expanding storage this time).
- thatsapaddlinAspirant
Hi Anyone who may help.
Firstly everything worked once and I have now created time machine backups for 3 macs and had multiple successful backups.
Now a new problem, after the NAS had a scheduled power off it no longer performs backups on any of the macs, it just does a quick looking for disk and then stops - importantly it doesnt say not found so it must see the disk which is an error id see if it cant find the disk. I can also access files on the nas and so doesnt seem to be network problem.
Any idea how to fix it?
Thanks
- StephenBGuru - Experienced User
thatsapaddlin wrote:
Now a new problem, after the NAS had a scheduled power off it no longer performs backups on any of the macs, it just does a quick looking for disk and then stops - importantly it doesnt say not found so it must see the disk which is an error id see if it cant find the disk. I can also access files on the nas and so doesnt seem to be network problem.
Are you talking about the NAS internal disk(s) / volume?
- thatsapaddlinAspirant
Not sure what you mean. Basically I can't get it to do any more tm backups
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