a storage abstraction layer for Direct Attached Storage in Microsoft Windows. provides features and performance comparable to a traditional SAN.

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Local External Drive Backup for WinServer 2012 R2 Essentials

Right now a client of mine has a WinServer 2012 R2 Essentials machine with three hard drives in it - one is the main C: drive for the OS, and the remaining two are using Storage Spaces for drive ...
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24 views

Disks added to storage spaces are not picked up by virtual disk created by powershell

A time ago i had to configure a W2012 R2 essentials server with storage spaces and 2 virtual disks. As the real disk count and the disks itself where not final at that time, i had to resort to the ...
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28 views

How to repair a Storage Spaces virtual disk?

A storage space virtual disk is listed as: Operational Status: In-service Health Status: Warning I want to repair the Virtual Disk. So from an elevated Powershell, i run: PS C:\Windows\system32&...
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1answer
68 views

Server 2012 vs Server 2012 R2 Parity

We have two servers that we are attaching SAS expansion bays to expand our storage, but one server is running Windows Server 2012 and the other is running Windows Server 2012 R2. We are using a SAS ...
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1answer
36 views

Storage Pool Keeps Disconnecting After Reboot on Hyper-V

I have a File Server installed on Hyper-V with Windows Server Datacenter 2012. I created a Storage Pool in the Hyper-V Session. When I reboot the host, the server hyper-V session is in saved status. ...
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3answers
308 views

Mixing disks of different sizes in a Storage Spaces pool

I have a Storage Spaces pool containing 2x 3TB disks. A single mirrored volume is created from this pool with a fixed size (not thin provisioned) and is set to use all space in the pool at the time of ...
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1answer
75 views

Server 2012 R2 — Using Storage spaces with hardware RAID?

I'm studying for MCSA using Server 2012 R2. I'm running a Dell r610 rack server with a perc6/i controller for hardware raid. Hardware raid is set up with a virtual array in a RAID 10 configuration. ...
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4answers
141 views

Move existing workload to windows 2012 R2 tiered storage, sizing

I have a Hyper-V host that has it's performance bound by the storage subsystem, which is a RAID 10 array. I'd like to add two SSD PCIe cards and use them to create a mirrored fast tier using Windows ...
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1answer
107 views

Storage Space Parity disk running very slow

The problem started, or at least noticed after expanding the virtual disk to 5 TB during a network file transfer. What happens is if I'm transferring a file to the server (running 2012 R2) it writes ...
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1answer
69 views

Storage Space Write cache, and write speed

Hey guys i have been working on my NAS that is using server 2012r2 with storage spaces. the drives are off the shelf 7200 rpm drives the drives are bitlocker encrypted the drives are in a 8 disk ...
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2answers
67 views

Is it possible to ask ReFS to use hardware RAID6 for parity calculations?

Does ReFS use FPGA-based XOR engines for RAID parity calculations? If not, is it possible to get it to use such tech?
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1answer
103 views

Extend an existing drive a drive with windows storage spaces

I have a Windows Server 2012 R2 with a 500GB SSD drive that is storage for a mysql database. I am running out of room and purchased a 1TB SSD drive. What I would like to do is use Windows Storage ...
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1answer
125 views

How to hook up a Supermicro JBOD expander to an HP DL380

I'm totally new to the subject of high-availability / distributed storage, and have to figure out a solution for a particular project. I am looking at using Windows Server 2012 R2 Storage Spaces to ...
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1answer
98 views

Expand physical disk in Tiered storage on Windows 2012 R2

I've tiered storage 10GB SSD and 300GB HDD on Windows 2012 R2 guest at ESXi. I've extended the SSD disk as usual, but at Server manager -> Storage pools I still see the old size of SSD in Physical ...
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1answer
116 views

Where is information about Storage Pools and Virtual Disks stored in Windows Server?

Environment: Azure, Windows 2012 R2 VMs. I've created a Storage Pool of 3 disks (VHDs), striped, a Virtual Disk on top of it, and a volume. Then I've stopped this VM, detached these VHDs and attached ...
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56 views

How to dismount a VHD that has been absorbed into a Storage Space

Normally in Windows, you can create a Virtual Hard Disk (VHD), see it in the Disk Management, right-click, and remove it: No problem. Storage Spaces Hides Disks I want to test the resiliency of ...
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0answers
108 views

host adapter vs bios

recently I had to create a raid 10 from 32 disks using the LSI 3108 hardware raid card. But after I create the virtual drives and initialize them, I got this msg in the boot prompt, "2 virtual drive ...
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1answer
211 views

How to safely swap/replace a PhysicalDisk in a Parity Storage Pool

I have Storage Space configured with Parity resiliency that has a total of 5 SATA drives. 4 of the drives are near full capacity (90% used). I am now getting a low capacity warning because this. I ...
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1answer
61 views

Expanded parity disk is “full”

I completely rewrote the question since this turned out to be a storage spaces question. Long problem short: 2x3TB disks -> fill upp space -> add one More 3TB disk. Now Windows says disk is full, ...
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1answer
158 views

How can I remove or clone a disk in the storage pool?

So I have a storage pool with a few disks in it and one of them is on its way out. The bad disk is a 2TB and the one I just bought to replace it is a 3TB. At first, all I wanted to do was clone the ...
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3answers
98 views

RAID versus Storage Pools

I'm currently developing a requirements specification for a new server and am trying to weigh benefits & pitfalls with available technologies. Our current server uses a RAID-5 disc layout which ...
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2answers
1k views

Tips on manually rebalancing data across a Parity Storage Space pool in Windows Server 2012 R2

On my HP Microserver N54L which acts as file server, I have a parity storage spool consisting of the following: 4x 2TB WD Caviar Green 1x 3TB WD Caviar Green (Recently added) The OS (Server 2012 ...
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0answers
308 views

Unexpected LSI SAS 9211-8i RAID x8 SSD Performance

After attaching 8 850 EVO SSD to my LSI 9211-8i and creating a Windows Server 2012 R2 Storage Spaces 8 column virtual disk I copied a VHD from and to the virtual disk and observed ~300 MB/s transfer ...
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4k views

Should we use Storage Spaces or RAID?

Small office here with 5± users. Windows Server 2012 R2 Essentials. Lenovo TS440 LSI 9240-8i RAID controller. (2) 250 GB SSDs (OS)(RAID 1) (2) 2TB WD Blacks (DATA/CLIENT BACKUPS)(RAID 1) Is ...
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290 views

Storage Spaces stuck at “repairing 9%” and “starting repair”

I have a storage space with 8 disks, and 2 virtual disks. One of the virtual disks started showing up as "Warning: In Service" If I ask to start repairing, it keeps at "repairing 9%" ...
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1answer
591 views

Storage Spaces Recovery

Windows Server 2012 R2. 25 low cost disks and one SSD. OS is installed on the SSD, and the low cost disks are configured as a storage pool (with a couple of hot spares). The SSD has failed. Through ...
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2answers
298 views

How to add space to /usr mount point in HP-UX without a restart (no Online JS)

I have an HP UX server that has a mount point /usr that reached 100% when you use bdf command. How can I add space (tried removing files, not an option) from either a new disk or existing diskspace ...
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1answer
1k views

Storage Spaces 2012 R2 - can you 'lie' about SSD/HDD tiers?

As far as I'm aware in Windows Server 2012 R2 you can configure Storage Spaces to have two tiers and it'll migrate data between them automatically. These tiers are called 'SSD' and 'HDD' and are meant ...
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2answers
1k views

Mirrored virtual disk on storage pool can't expand after adding drive on Windows Server 2012 R2

I've recently taken to converting a couple of mirrored RAID1 arrays into one large storage pool. I have two 2TB disks and two 3TB disks, altogether 10TB, which when mirrored should give me 5TB of ...
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0answers
223 views

Viewing Storage Space allocation for physical disk

I have a server that had four disks (2x 4TB and 2x 3TB drives) in a Server 2012 R2 Storage Pool. There are two virtual disks in the pool - a parity disk and a mirrored disk. The idea was to add two ...
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1answer
567 views

Compatible SATA disks for Proliant ML350 G5 server

I have got a Proliant ML350 G5 server with two SAS drives of 146GB in RAID 1+0, but I would to add two SATA drives of 500GB in another RAID 1+0, but I don't know which are compatible. The measure of ...
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3answers
81 views

Are storage pools basically another term for JBOD?

I am reading up on Storage for Windows Server 2012 R2 and I am trying to understand the purpose of Storage Pools. The way they make it sound is that you can create one big expandable ever growing ...
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3answers
1k views

Windows Server 2012 R2 Deduped 356GB to 1.32GB

I'm experimenting with deduplication on a Server 2012 R2 storage space. I let it run the first dedupe optimisation last night, and I was pleased to see that it claimed a 340GB reduction. However, I ...
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2answers
2k views

Storage Spaces Failed Disk - Volume Offline

We have set up an inexpensive physical server with a bunch of 3TB disks to use as a backup staging area before we push to tape. We've installed Windows Server 2012 R2 and set up Storage Spaces/Pools. ...
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1answer
150 views

Storage Spaces - Reduced Rebuild Time for Reseated Drive

Does Windows Storage Spaces implement optimized/reduced rebuilding of a mirror or parity drive group if a drive is mistakenly removed and added again? I have some limited exposure to storage spaces ...
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1answer
126 views

Reconfigure (software-RAID) array for more space

I have: Windows Server 2012 with Hyper-V and 2 VMs x6 hard drives 500 GB capacity in software-RAID array (Window's Storage Spaces) for VM storage, x1 SSD boot drive for server host OS (and VM page ...
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44 views

MSW2012R2 StorageSpaces + SSD tiering. Unknown Placement Status

I use StorageSpaces with tiering. I have several vhdx images that I want to be constantly pinned to SSD on my tier. I use command: Set-FileStorageTier –FilePath "path" -DesiredStorageTier "tier" ...
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1answer
490 views

How to configure Windows Hyper-V server with Windows Storage Spaces

I creating a Hyper-V home setup. I have a single Machine (haswell CPU, 16GB ram, and SSD) Storage is attached as DAS (5 Disk USB 3.0 enclosure) I want that machine to be a Hyper-V host (Windows Std. ...
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0answers
299 views

Can Windows Storage Spaces Mirror use 5 HDD in JBOD?

I have a 5 disk USB 3.0 enclosure (JBOD configuration, Windows see's 5 physical disks) with a max of 4TB per disk. I want to make a Windows Storage Spaces in mirrored mode (all data written to 2 ...
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1answer
218 views

Storage Spaces: Will removing a used USB 3.0 retain the data in a 2-way mirror setup?

So I've just realized that the ReFS filesystem, although promising in a Storage Space solution, doesn't have certain NTFS features that I need. So I'm contemplating going back to NTFS. Problem is ...
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0answers
399 views

Storage Spaces Write Rate Issue

I am setting up a Windows 2012 R2 Storage Spaces array. It is setup with 24 drives, 22 of them mirrored, with 2 hot spares, in 11 columns. I am useing a LSI 9207-8e HBA card with the latest IT ...
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1answer
2k views

Sizing of journal disks with Microsoft Storage Spaces parity volume

I'm currently speccing out a new backup server. It's going to be running Windows Server 2012 R2 with Direct Attached Storage, and I'm considering using Storage Spaces rather than using a RAID card. (...
0
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1answer
132 views

Image Sharing File Server on Windows Storage Spaces.

I am working on Windows Storage Spaces File server, but I ran into this strange situation when transfer to client systems is aroung 300kb/s. There are two SS servers on the network - the other one is ...
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0answers
50 views

Can Storage Spaces VirtualDisks be moved between pools?

Can I move a Storage Spaces virtual disk from one pool to another? Or do I need to create new volumes and copy the files with the operating system?
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1answer
142 views

Storage Spaces - drives with different capacity [closed]

I'm looking at Storage Spaces as a software based RAID replacement solution. I am planning on moving my disks to a new computer in the near future, yet I want to move data in now. Also, I have not ...
0
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1answer
585 views

IOPS bottleneck in design? [duplicate]

I'm building a 45 drives (backblaze) storage pod for use with Windows 2012 R2 Storage spaces. Spec is 2xE5-2620 v2 cpus, 32 GB ram, 3xLSI 9201-16i cards, 9x1 TB SATA SSDs, and 36x4TB HGST ultrastar ...
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0answers
166 views

Windows Server 2012 Storage Pools and TLER/CCTL/ERC enabled drives

How do Storage Pools manage near line hdds (no raid controller) that implement TLER/CCTL/ERC? Is it completely transparent, or does that feature need to be disabled in order for the automatic ...
3
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1answer
4k views

Storage Spaces - Why Use Parity? [duplicate]

Given that mirrored Storage Spaces provide automatic corruption detection and repair, is space efficiency the only compelling advantage of parity over a mirror? I am thinking that the poor write ...
2
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1answer
975 views

2012 R2 Storage Spaces, are there any obivous problems with this implementation?

I am planning on building a HA 2012R2 Storage Spaces Cluster. OK, here is what I am planning... 2 2012R2 Servers each with a LSI LSI00300 (9207-8e) PCI-Express 3.0 x8 Low Profile SATA / SAS Host ...
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1answer
330 views

Server 2012 Storage Spaces HA Cluster with additional JBOD SATA DAS?

I am looking at building a Windows Server 2012 R2 Storage Spaces High Availability setup, and I had a question. Can I add a additional enclosure to just one of the servers to host a non-HA array. ...