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Forum Discussion
davidr1
Aug 09, 2015Luminary
Which Ready NAS do I need please? I just don't understand some things.
Hi, I apologise in advance for asking the below which have probably been asked before - but not found by me. First, I currently have: * Ultra 2 with 2x2TB WD red * Pro 2 with 2x1TB WD I no...
- Sep 07, 2015
davidr1 wrote:
1. What is the procedure to convert my Nas Pro and Ultra... to OS6?
Many thanks for your help.... (how do I know if it is an Ultra Plus?)
Look at the part number on the back label. RNDP200U, RNDP400U, RNDP600U are the Plus version. RNDU200, RNDU400, RNDU600 are the normal Ultra.
davidr1
Aug 09, 2015Luminary
Thanks mgdm,
How does that work ?
Would I have 2 XRAID2 arrays or one array covering all disks? (Logically I should only have approx 4TB).
I see the HCL allows 1, 2, 3, 4 and 6 TB disks. Does that mean the first two could be 2TB, the second pair 4TB - if so would the latter only use the amount of the smaller disks?
"Yes you can backup from your OS6 NAS to your legacy NAS. Do you plan to have your OS6 NAS and your legacy NAS at the same site or at different locations?"
The trick question!
Undetermined (it's an 'is it possible to use them for backups' question so I would know if that was an option.)
Currently I use a different external hdd Mon-Fri (5 disks) for daily full backups and off-site storage.
* Does it matter if each pair are different brands?
Many thanks,
David
mdgm-ntgr
Aug 09, 2015NETGEAR Employee Retired
X-RAID2 uses RAID-5 by default with equal sied disks.
With 2x2TB and 2x4TB you would have a 4x2TB RAID-5 layer and a 2x2TB RAID-1 layer using the remaining space on the 4TB disks.
You can backup from your OS6 NAS to an OS4 one. Depending how you want to do it would depend which way I would recommend.
The disks do not need to be the same brand.
For SeaGate I would look at SeaGate NAS disks and for WD, I would consider e.g. WD RED Pro disks.
- StephenBAug 10, 2015Guru - Experienced User
I think you should price out both the RN314 and the RN204. Most home users won't see any performance differences. If the prices are similar, go with the RN300 series. If you are interested in HD video transcoding with plex, the RN314 might also be a better choice (The RN204 can transcode 720p reasonably well, but stutters fairly frequently on 1080p).
mdgm wrote:
With 2x2TB and 2x4TB you would have a 4x2TB RAID-5 layer and a 2x2TB RAID-1 layer using the remaining space on the 4TB disks.
Yes, and that will give you 8 TB of space on the RAID volume. There is one important restriction - new disks need to be at least the largest size already installed. So if you start with 2x4TB you can't add 2 TB drives.
I suggest starting with 2x4TB (which will give you 4 TB storage now). Later on, you can add a 3rd 4 TB drive to grow to 8 TB of space. Adding a 4th 4TB drive would bring you to 12 TB.
mdgm wrote:
You can backup from your OS6 NAS to an OS4 one. Depending how you want to do it would depend which way I would recommend.
This certainly works (I do it other way around myself, my pro-6 is my main NAS running 4.2.x firmware). You want to avoid using the default "guest" owner when you create the shares ("admin" works just fine).
Backing up your main NAS to your older ones is a great approach.
BTW, if you don't have a UPS, you should get one. A larger one (1500VA) can handle all three NAS and your router. If the NAS aren't near the router you'd want a small gigabit switch that connects to all three and is aslo UPS protected. That allows you to share the UPS over the network (since it only has one USB connection).
mdgm wrote:
The disks do not need to be the same brand.
For SeaGate I would look at SeaGate NAS disks and for WD, I would consider e.g. WD RED Pro disks.
The Seagate NAS disk is the ST4000VN000. I generally choose WD over Seagate, but of course other people here will tell you the exact opposite :-)
For WD I'd recommend the normal reds (WD40EFRX). The Red Pro's are higher performance disks, and have a 5 year warranty. The WD40EFRX has a 3 year warranty, and is not as fast. However, it runs quite a bit cooler. I run WD30EFRX in my Pro-6, and have had no problems with them. Both are fine choices
- SandsharkAug 10, 2015Sensei
If you have any idea you will want to increase capacity in the future, do not start with a full chassis.
If you start with 4x2TB, and you replace 1 with a 4TB, you gain absolutely nothing unless you utilize the extra space as non-redundant. You need a second 4TB, at which point you have added a total of 2. If you start with 2 x 4TB, you start a little smaller. But when you add another 4TB, you add 4TB to the array. I'm not sure if a 3TB or 4TB is the "best bang for the buck" right now, but it's defionately not a 2TB or smaller.
FWIW, you may also want to look at converting your Ultra and Pro to OS6. I finally got replaceemnts for all my devices that are not compatible with OS 6 (not 64 bit x85) and am in that process now. They will work fine as backups for your new system if you keep them as OS 4.2.x, but having them all on one OS, especially one that will continue to be supported (though not officially on the legacy hardware), makes a lot of sense.
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