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Forum Discussion
userreadynas
Jul 03, 2016Aspirant
readynas nv+ v2 replacing different sizes disks
hi, just like to verify the right procedure of upgradinng my current disks with a bigger size replacement disk without losing data. I currenly have all 4 bays filled with Seagate Barracuda 3.5 in...
- Jul 03, 2016
If you are using XRAID (the default), then you can replace one disk at a time - removing the drive with the NAS running, then hot-inserting the replacement. Make sure the resync is finished before you do the second drive.
There will be no size increase on the first drive replace, but you will see a 2 TB increase for every drive after that (assuming 4 TB disks). That would double the volume size (6 TB -> 12 TB) when you replace the last one.
I recommend NAS-purposed drives for your NAS (WDC Red or Seagate VN). I use the WDC Red's myself.
Note there are two limits to volume expansion in your NAS
(a) the volume won't expand over 16 TiB
(b) the volume won't expand more than 8 TiB from its starting point.
These both relate to the volume size, not the raw disk capacity.
You won't reach the first one, but if you started with something smaller than 4x2TB you might run into the second. If you do hit it, you will need to do a factory reset with the new disks in place, and restore all the data from a backup.
userreadynas
Jul 03, 2016Aspirant
hi
its
Firmware: | RAIDiator 5.3.11 |
StephenB
Jul 03, 2016Guru - Experienced User
If you are using XRAID (the default), then you can replace one disk at a time - removing the drive with the NAS running, then hot-inserting the replacement. Make sure the resync is finished before you do the second drive.
There will be no size increase on the first drive replace, but you will see a 2 TB increase for every drive after that (assuming 4 TB disks). That would double the volume size (6 TB -> 12 TB) when you replace the last one.
I recommend NAS-purposed drives for your NAS (WDC Red or Seagate VN). I use the WDC Red's myself.
Note there are two limits to volume expansion in your NAS
(a) the volume won't expand over 16 TiB
(b) the volume won't expand more than 8 TiB from its starting point.
These both relate to the volume size, not the raw disk capacity.
You won't reach the first one, but if you started with something smaller than 4x2TB you might run into the second. If you do hit it, you will need to do a factory reset with the new disks in place, and restore all the data from a backup.
- userreadynasJul 04, 2016Aspirant
Thanks for this good news. :-)
Happy to read that I dont need to buy 2 disks at once. Saves some money.
I will also have a look at the mentioned HD's
Just wondering one more thing. would you be able to recommend a backup system that I can attached to the readynas nv+ v2?
CU
- StephenBJul 04, 2016Guru - Experienced User
userreadynas wrote:
Just wondering one more thing. would you be able to recommend a backup system that I can attached to the readynas nv+ v2?
Personally I use the built-in backup jobs to back up my Pro to other ReadyNAS. Probably the cheapest way for you to proceed is to get a couple of USB drives.
- userreadynasJul 05, 2016Aspirant
Thanks for the suggestion. My only concern would be the ease of retrieving the data if the readynas nv+ v2 gets corrupted. Is it easily retrievable? Also to none Netgear devices if none are available? I guess the backup uses compression from netgear?
And what percentage of backup disk space would be needed to cover the readynas nv+ v2 data? Is this roughly 60% of the used readynas nv+ v2 data space?
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