Questions tagged [dfs-r]

DFS (Distributed File System) Replication is a file replication technology originally shipped with Microsoft's Windows Server 2003 R2 operating system.

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Windows 2008 DFS Replication Issue

We have two Server 2008 R2 servers running DFS-R (named dfs01 and dfs02) in a 2008 R2 Domain. Today I found the files in server dfs01 can not be replicated to dfs02. So I used the command dfsrdiag ...
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Replicating EFS encrypted files

Recently I attempted to configure Microsoft's DFSR on Windows 2008 R2 to replicate a folder which was encrypted with EFS. The setup gave no errors or warnings, but later I read that DFSR does not ...
floyd's user avatar
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Active DFS node did not restore after failure

On Tuesday we had a Server 2008 R2 DFS-R node go offline unexpectedly. DFS did the right thing and started routing requests to a different node, which was in a remote site. This is by design, because ...
Mark Henderson's user avatar
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DFS-R (2008 and R2) 2 node server cluster, all file writes end in conflictAndDeleted

Both servers in a 2 server cluster are reporting event 4412 20,000 times per day. If I sit in the conflictAndDetected folder I can observe files appearing and disappearing. Users report that their ...
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DFS trying to replicate back to source folder?

I'm not very familiar with how DFS works, and since someone else administers the servers in question I don't know what the DFS setup looks like. I'm just wondering if something is possible. ...
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How can I check that DFS is replicating correctly? [duplicate]

Possible Duplicate: compare the contents of two folders that are replicating by dfs We use DFS to replicate files to a Disaster Recovery server. We have a task where we check the DR systems are ...
neildeadman's user avatar
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compare the contents of two folders that are replicating by dfs

I have a large folder that I am replicating by dfs and I want to check that all files have been replicated correctly. Currently I am running the following script at both ends. cd e:\data\shared\ dir ...
Simon Foster's user avatar
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Weird Active Directory behavior after ADMT migration

We have multiple sites with multiple DC's. Since performing the migrations we have been experiencing all sorts of problems with DFSR etc. We have multiple objects in the AD .. DCNAME ...
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Can't find wdfsrres.dll on Windows 2003 R2 disk 2?

I am trying to install DFS replication on Windows 2003 R2 which asks for the Windows 2003 R2 disk 2 but can not find wdfsrres.dll on there. Where can I get it?
JamesRyan's user avatar
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Linux and Window DFS shares - restoring previous versions of files/folders

I know I can mount DFS shares on my Linux boxes with no issues, but is there a method by which I can access/restore previous versions of folders/files from these DFS shares? Thanks
Larry G. Wapnitsky's user avatar
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How to monitor DFSR backlog more efficiently than dfsrdiag

Is there a way to monitor the DFSR backlog in a manner more efficient than using dfsrdiag.exe backlog? I wrote a program that just slurps in the backlog count via dfsrdiag.exe backlog /smem:alpha /...
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GLUSTERFS or DFSR

Been reading (here) and other about GLUSTERFS. Anyone have first hand experience going with DFSR vs. GLUSTERFS or switching between the two? DFSR = Microsoft's Distrubted File System Replication or ...
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DFSR: Break large replication group into multiple smaller replication groups?

Is there a way to break a very large replication group into smaller replication groups while avoiding a huge backlog while it re-syncs or verifies the files in each smaller replication group? I have ...
Emmaly's user avatar
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11 votes
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Windows DFSR - Changed replicated directory permissions and now have a 350,000 backlog for more than a week

Question: Is there a way to make this 350,000 file backlog complete faster? For nearly every file the only change was a change to the ACL for each affected file. Some files have changed content, ...
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DFS-R alternatives?

I was wondering what alternatives to DFS-R are out there on windows machines for real-time bidirectional file & folder replication? DFS-R requires active directory and a domain controller which I ...
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Server 2008 DFS Replication Issues

I have two domain controllers on my network, win2k8dc1 and win2k8dc2. I am running into event log errors that DFS replication is not able to communicate with the replication partner. This event is ...
Jeff's user avatar
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DCDIAG VerifyEnterpriseReferences test failed on PDC

I have two domain controllers both server 2008, and the domain function level has been raised to 2008. We migrated from a single dc running server 2008 previously. If I run : dcdiag /v /c /d /e /s:...
Jeff's user avatar
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Windows 2008 DFS issue - files dissapear

I have farm with 3 servers: 2 web and 1 DB. All servers are identical Windows 2008 R2 fresh installation. 2 servers running IIS7 websites and connect 3rd server as a back end DB. IIS servers running ...
Simon's user avatar
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1 answer
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Distributed File System Replication (DFSR) between Server 2008 & Server 2008 R2 over Gateway to Gateway VPN causing extreme network latency

The company I work for is in the process of setting up a branch office for one of our clients. We have 1.5 Mbps up/down T1s at each location, a Cisco RV042 router at each location hosting a Gateway ...
Strahn's user avatar
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DFSR files appearing on destination before they finish replicating

We have a DFS environment. If we have a 100MB file for example that we put in the DFS share, it will appear very quickly on the destination server at another site even though with the bandwidth ...
John K's user avatar
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DFS Replication not "snappy" enough (Missing files)

I have two Domain Controllers. DC01 usually contains everything and is doing great (AFAIK), however DC02 is constantly "missing" files that are clearly visible on DC01 and should have been replicated ...
vrklgn's user avatar
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dfs replication: One replication group per share or a single replication group for all shares

I am currently migrating from a Windows Server 2003 R2 Standard to a Windows Server 2008 file server. I want to do a "soft" migration by using dfs replication. Now I am wondering what is the best ...
Jürgen Steinblock's user avatar
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Does DFS-R actually write 100%+change to a file on the receiving server(s)?

I am analyzing DFS-R on Windows 2003 R2 and have come across a horrendous thing. It appears that when you append a small amount of data to a large (existing) file, the write cost on the server for ...
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ASP.NET, reaching the limits of DFSR, and file storage sharding

We run a popular web app, and our backend file storage exists on a file server, replicated to another file server for failover with DFSR. We are reaching the theoretical limits of DFSR, and therefore ...
Ken Randall's user avatar
3 votes
1 answer
3k views

Active Directory DNS, preferred IPs, and multiple NICs

I am a noob with Active Directory, and I know just enough to have gotten our current setup running fine. We run a web farm with several web servers connecting to a file server for content storage. ...
Ken Randall's user avatar
4 votes
2 answers
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DFS-R Event ID 4412 The DFS Replication service detected that a file was changed on multiple servers

To prepare DFS replication, we used robocopy /DATSOU... to copy the contents of a shared folder (~170G) to another server. After that, a DFS replication group was configured with the two folders. ...
MaxHQ's user avatar
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1 answer
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DFS just not replicating?

I have been using DFS quite a lot in the past always to good success. Now I have a funny issue and I am lost. 2008 R2 Sp1 on both ends. Same domain. There is a folder on A that is replicated. It has ...
TomTom's user avatar
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DFS-R - Set server as master

I would like to set up a 2 server DFS-R for web content. The website is a Learning Management System that holds a few TB of videos and documents. The front end of the website is a Windows Load Balance ...
ericdc's user avatar
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DFS standalone replication

I'm attempting to set up DFS Standalone replication for the static content of a group of 2008 r2 web servers, without getting the Domain Controller involved. I've created a namespace on one computer ...
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DFS keeps constantly replicating almost all files

We have always had problems with DFS, but recently it has gotten worse with no apparent cause and it's becoming harmful. We have one master server and DFS connections to other four servers. The four ...
Adrian Godong's user avatar
2 votes
1 answer
297 views

DFS "clobering" files

We have DFS setup using the DFS Management Administrator Tool. I turned on replication in the Distributed File System Administrator Tool as well and this morning we lost tons of files from that share. ...
Jason's user avatar
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1 answer
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Windows DFS-R conflict handling between multiple locations

i´m experimenting with the DFS-Replication possibilities in Windows Server 2008 R2. Basic structure is this TestOffice 1 - Fileserver TestOffice 2 - Fileserver Central server location - Fileserver ...
John K.'s user avatar
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1 answer
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DFSR - What happens when one server gets maxed out?

What happens when one server in a DFSR pool maxes out its disk space? I am at the very beginning of my research in DFS/R and this struck me. I plan on implementing this on one server with RAID1 (...
Jared's user avatar
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1 answer
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Replicate the same source folder to multiple end points, with a different schedule for each end point

I'm trying to make a set of folders (about 8 gig) that get updated monthly to replicate out to nine branch locations. They are connected via VPN back to head office with 1.5Mbit aDSL links. I've got ...
furicle's user avatar
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1 vote
1 answer
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Can I use dis-similar HW for Win2008r2 DFS-R

The setup: Windows 2008R2 Ent on two machines. The roles on each server will include File Servers and DC's. The machines come from two different vendors (Dell/HP) The Dell is an Athlon and the HP is ...
cwheeler33's user avatar
1 vote
1 answer
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DFS-R + Volume Shadow Services - Run VSS at all locations or one?

I have 4 servers, one at each office location, each sharing read/write copies of 1.5TB of data. Changes are replicated 24/7 between all 4 servers via DFS-R. All servers run Windows 2008 R2. I'm ...
pbristow's user avatar
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1 answer
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Can someone correct me about Windows 2008 DFS implementation

I have 2 two Windows 2003 file servers using DoubleTake at the moment. They are in an 2003 AD domain. And each server has it's own disk set. It is time to replace the servers... I want to use Windows ...
cwheeler33's user avatar
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2 answers
886 views

DFS Replication across Hyper-V servers - duplicate GUID's

4 Hyper-V instances of Win2003 Server with 2 VHD's each (All based on same Win2003 VHD that i copied 4 times, everything seems to run just fine) Trying to use DFS replication to keep some folders in ...
Helge Hetland's user avatar
3 votes
5 answers
9k views

DFS 2008 (Distributed File System) Console Error

I am trying to configure DFS with replication for my employer. We are primarily using Windows 2008 and 2008 R2 servers. I'm getting an error in my DFS Management Console. It is saying "ERROR \domain....
rmwetmore's user avatar
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1 vote
1 answer
392 views

DFS - Initial Replication

Im setting up three servers with DFS, it is Image servers attached to webservers, where the images is displayed. It's about 350gb of pictures on each server, but they are slightly out of sync. Now ...
psalomonsen's user avatar
1 vote
1 answer
1k views

Does Windows Small Business Server 2008 include DFSR?

Does Windows Small Business Server 2008 Standard include DFSR?
etoisarobot's user avatar
2 votes
2 answers
44k views

Can not access DfsrPrivate

I've set up DFS-R between three servers, and so far, it is replicating everything as its supposed to. The problem is, I can not access the DfsrPrivate folder. Where is it located? So far I see the ...
psalomonsen's user avatar
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1 answer
1k views

DFS-R pre-populated target folders STILL overwrite. How to avoid that?

I have 2 servers that I'm testing with, before I do this in live environment. Server 2003 R2, fully patched. I have 20 gig of data on server1 and I want to replicate that to a folder on server2. If ...
Aszurom's user avatar
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2 votes
4 answers
5k views

DFS-R or WAFS for Syncing 1TB Files between remote sites

We have 1TB of files that we wish to keep in sync between three locations. This data consists of around 1.5 Million files which grows/changes at an average of 100MB/day. The first location is a ...
user avatar
1 vote
0 answers
11k views

Windows Server 2008 R2 DFSR Backlog Troubleshooting - Where to look for the cause of the problem?

Windows Server 2008 R2 DFS Backlog Troubleshooting dfsrdiag indicates our target server has hundreds of thousands of backlogged transactions. Our authoritative source server indicates it has no ...
caleban's user avatar
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0 votes
1 answer
621 views

DFS replication initial step problem

I just setup DFS on my network and it's working fine, and now I'm trying to setup DFS-R on a test folder, but then at the end of the procedure (all went fine, selected my 2 folders, primary folder, ...
vn.'s user avatar
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2 votes
1 answer
3k views

Is there a way to replicate a very large file shares in real-time?

I have an hourly cron job that copies about 40GB of data from a source folder into a new folder with the hour appended on the end. When it's done, the job prunes anything older than 24 hours. This ...
fsckin's user avatar
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2 votes
1 answer
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Can't resolve offline file conflicts

We use roaming profiles on our Server 2008 R2 domain, with folder redirection for 'desktop', 'my documents' and 'application data'. But as our network is split across two sites, we have one file ...
Bryan's user avatar
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2 votes
1 answer
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Is it possible to extend the Active Directory schema in a Windows 2003 DC (NOT R2) to support DFSR?

We're in the process of installing a brand new Windows Server 2008 Web cluster and we would like to synchronize some files between the servers. The problem is that the DC in the domain is an old ...
JohannesH's user avatar
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5 votes
2 answers
3k views

How is Distributed File System Replication (DFSR) related to Background Intelligent Transfer Service (BITS)?

I've heard these two technologies used interchangeably to describe replicating data from one location to another. I understand what each technology is, but I'm unsure of how they relate to each other. ...
The Matt's user avatar
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