Questions tagged [refs]

Resilient File System (ReFS) is a B+ tree based, copy-on-write filesystem introduced in Microsoft Windows 2012 that is intended to eventually replace NTFS.

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How does ReFS deduplication compare with ZFS deduplication?

In terms of memory usage and processor utilization, how does Windows Server 2019 ReFS deduplication compare to ZFS deduplication?
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Does the Windows Server 2019 ReFS implementation support compression?

There seems to be a lot of chatter about Microsoft adding missing features to ReFS in Windows Server 2019. Is disk compression now available? And if so, does it work in conjunction with data ...
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ReFS on Storage Spaces: Is Storage Tiering working? Windows Server 2019

) I couldn't find any real information on this :-D I have Windows Server 2019 with one Storage Pool consisting of two HDDs and two SSDs with tiering and mirroring. On that there is a volume running ...
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42 views

Do any utilities exist for recovery of ReFS for a Two-Way Windows 10 Storage Spaces volume?

Considering the following Wikipedia information and other data found on the internet as well, we decided to implement Windows 10 Storage Spaces Two-Way Mirror using plain NTFS, but wanted to know if ...
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334 views

ReFS with or without hardware RAID? With or without storage spaces?

For a backup target in a small company I‘m setting up a 4*8TB Dell Poweredge R230 (supports hardware RAID 0/1/5) I only want to go with Windows Server since that‘s where I have most know-how. I want ...
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Storage Spaces Write Cache Not Disabling

I posted this to TechNet forums and haven't had much luck in getting an answer, so hopefully someone here can point out what I'm missing. I'm trying to create a Storage Spaces mirror-accelerated ...
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1answer
47 views

Audio books image building fails on Windows Server 2019 Core (Hypervizor and VM)

We are migrating from a 2008R2 server to 2019 core standard with Hyper-v role. 2019 Server VM's with GUI. We burn audio books with files shared from 2008R2. Now I try do the same, from a Virtualized ...
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1answer
945 views

Configuring Storage Spaces for NVMe caching of SSDs using powershell

I am installing Server 2019 Core on a Dell server. These are the drives I have: Get-StoragePool -IsPrimordial $true | Get-PhysicalDisk | Where-Object CanPool -eq $True DeviceId FriendlyName ...
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Windows Server 2016 ReFS. Change parity from dual to single

I have setup five of the same hard drives as a single storage pool using ReFS with dual parity. I have since decided that space trumps redundancy and would like to convert the volume to single parity ...
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1answer
1k views

ReFS can't be mounted any more

On a Windows Server 2016 the ReFS volume can't be mounted any more. The eventlog shows refs 133 The file system detected a checksum error and was not able to correct it. The name of the file or ...
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1answer
454 views

Corrupt (?) ReFS causing blue screen when drive is mounted

On Windows Server 2019, I have an 8 drive Storage Spaces pool that contains many volumes, only one of which is ReFS formatted. (The rest are NTFS.) My server recently spontaneously started blue ...
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Does the ReFS filesystem reserve space for itself?

I recently formatted a single disk from the line of new 14TB Seagates on Windows 10 with ReFS, with a 4K block size, to use the full capacity available and noticed that out of the approximately 12.7TB ...
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Microsoft Storage Spaces without ReFS

I'm testing a new build of a surveillance, video recording server. My OS (Windows 10 Professional) is on an SSD and my data is stored to 8 spinning disks. I wanted to try out Storage Spaces and ...
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1answer
151 views

NTFS vhdx On REFS Mirrored Storage Spaces

I've been trying to figure this out now for sometime, but haven't found an answer. I have a Server 2016 VM running on HyperV Server 2016. It has a file storage VHDX formatted as NTFS that is ...
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1answer
146 views

ReFS and FileIntegrity

I've been planning to run ReFS within our infrastructure for some time now, but just seem to get the chance to now. So before I begin digging into configuring the test environment, so while I go grab ...
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1answer
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ReFS and Storage Spaces in virtual environment - ESXi / VMware vSphere

As Microsoft's ReFS draw my attention because of data corruption occurred to my storage I'm wondering if it's recommend to use ReFS in a virtualized environment. To be precise my stack would be a ...
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Server 2016 File Server Best Practices [closed]

We are going to replace our old 2008R2 file server with Server 2016. We only have about 50 shares but about 20 TB and growing of Data. I get the share permissions and NTFS and most restrictive which ...
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How to find the cause of a single event file content corruption?

A few days I copied a large (56GB) file from a workstation to a file server. After checking the copy I found out it had a few bytes different from original. Details: source system: Medion Akoya ...
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2k views

ReFS / storage spaces drive being dropped under heavy load

I have a Windows 10 workstation used within my business for things like image processing (Photoshop) and software development (Eclipse). It's an i7-2600K based computer, Gigabyte GA-B75M-D3H B75 ...
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1answer
894 views

Over 600GB of Phantom Data on Windows Storage Space Volume

I'm trying to copy several terabytes from one server's 4TB Storage Space to another server's 4TB Storage Space, but the copy is failing due to the Storage Space on the second server running out of ...
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3k views

Refs: is fragmentation ok / is defragmentation needed?

I run ReFS in two configurations: In a storage spaces mirror (2x4TB), for most valuable data Standalone on a single disk, for offsite backups (NB: not my only backup) In both of these configurations ...
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1answer
450 views

Storage Spaces cache in RAID 1

I have 2 x Intel S3700 200GB. I want to employ ReFS and Storage Spaces, Mirroring to the drive, behaving like RAID 1. That's all i need, not more. Now i plan to use this as database. Normally in RAID ...
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580 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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Why is ReFS not appropriate for Work Folders

I'm looking to setup a NAS for a small team. Two main requirements are using it as an archive and a folder syncing. Because I want to make sure that the archive is not prone to bit rot, I've came to ...
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502 views

For a drive formatted with ReFS, with a mirror, will it self heal if there is a bad sector?

Under Windows 8.1, if I format a drive to ReFS, then add a mirror using Disc Management, will it self heal if there is a bad sector on one of the drives? Or do I have to use Storage Spaces to take ...
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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 ...
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ReFS Scrubbing of User Data

According to this ReFS requires checksumming all file system metadata. It can checksum user data, but it is not the default option. In ReFS, if integrity streams are enabled (Mirrored Storage Space), ...
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Is ReFS ready to host production VHDXs on Hyper-V 2012 r2 clusters?

One of the new features that I didn't see listed in all the "Windows Server 2012 r2" posts is that Clustering now supports CSVs that are formatted with ReFS. So, naturally, I would like to change the ...