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Changing Boot Partition via Windows

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Hello,

I am have a back-up server running Windows Server 2008 R2. This server has 8 partitions, 7 that are exactly the same than the others servers and one that will look for the servers and if one of them are down, it should change the boot partition to the one corresponding to the server down, and reboot on that partition, so it can take place of the lacking server.

I am trying to do this using a VBS Script, using the Diskpart application, for example:

Diskpart > list disk > select disk n > select partition m > active

And then reboot the computer.

Will this work? Will it change to boot the system I need?

Another problem is that I am new to this language, does anyone have any suggestion? The checking if the server is online part is alredy done, I am strugling in calling diskpart and making it accepts those commands.

Thanks!

What is the affect of restarting the DFS Namespace Service? (Will users be affected if it is restarted on all DFS servers?)

Ricoh Aficio MP C2051 Scan to Folder - Windows Server 2012 Error: Authentication with the destination has failed check settings

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I have recently upgraded a clients servers to Windows Server 2012 & since doing so have lost the ability to scan to folder.

Both servers are domain controllers and previously on a 2008 domain controller I would have had to make the following change to allow scan to folder:
 Administrative Tools
 Server Manager
 Features
 Group Policy Manager
 Forest: ...
 Default Domain Policy
Computer configuration
 Policies
 Windows Settings
 Security Settings
 Local Policies
 Security Options
 Microsoft Network Server: Digitally Sign Communications (Always)
 - Define This Policy
 - Disabled

However I have applied this to the Windows 2012 server but am still unable to scan, possibly due to added layers of security in server 2012. The error on the scanner is Authentication with the destination has failed check settings.
I have also tried the following at the server:
Policies -> Security Policies
Change Network Security: LAN Manager authentication level to: Send LM & NTLM - Use NTLMv2 session security if negotiated.
Network security: Minimum session security for NTLM SSP based (including secure RPC) clients and uncheck the require 128 bit.
Network security: Minimum session security for NTLM SSP based (including secure RPC) servers and uncheck the require 128 bit
I have created a user account on the server for the ricoh and set this in the settiings of the Ricoh and verified everything is correct.

Are there any other things I have missed?

experience slow file server performance

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Hi all,

currently we are expecting some strange problems with our fileserver. It is a Windows Server 2012 server with newest hardware. After one to two weeks uptime, Windows 7 clients cannot load their explorer window. It takes a huge time while the green bar in the address bar is trying to load the explorer overview and finally stops with a blank explorer window.

The shares can still be accessed through UNC commands and the fileserver can be reached with a ping command. This error doesn't occur when opening the explorer window on another server.

On the fileserver I can see a lot of open files called "\msftewds". 

I have found an article of microsoft describing this problem but there was no final solution for me:

http://support.microsoft.com/kb/822219/en-us

The only workaround for the moment is to restart the server (what is not that easy because it's productive). After a restart the "\msftewds" files are gone in the open files overview.

Appreciate any help. :)

Best regards

Dennis 

Access Based Enumeration error:The directory name is invalid

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Randomly when people open files on our DFS file servers with ABE enabled they receive an error (The directory name is invalid).  Disabling ABE seems to resolve the issue but we would like to keep ABE enabled.  I have tried searching for a solution or hotfix but have not been able to find much information regarding this.  All of our DFS file servers are server 2008R2 virtual machines except for maybe one box that is still 2003R2 (physical).

RAID5 splitted in 2 broken volumes

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Hello all,

I have a weird problem with a software RAID5 (4 x 1TB SATA) on a Server 2008 R2 Server.  

AFAIK, the drives are all ok.  I'm not managing this box so I'm not a 100% sure what happened (I know there was boot problem and the drives where pulled/plugged while running - NOT hot swappable).  I've been asked to recover the data.... 

I'm not sure what happened but disk management is showing the following

2 x 1 TB disks (RAID5 - FAILED)

2 x 1 TB disks (FOREIGN)

2 x 1 TB disks (MISSING)

If I try to import the 2 foreign disks, I get a warning that the imported disks are part of a RAID5 set and is incomplete.  Data loss will occur if I continue.

I haven't performed the import : I don't want to write on the disks.  I get the feeling the somehow, Windows is now seeing the disks as 2 different RAID5 volumes (each missing 2 disks) and thus unable to recover data.

I don't have a backup of the data (No comments - I'm not managing this box!!!!) so it is crucial that I recover the data. 

Is there someone that could help me?  I'm out of ideas and about to send the drives to a data recovery company....

Regards,

Eric G.

Creating a RAM/memory based iSCSI virtual disk on Window Server 2012 R2 64-bit

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In the past, with Wintarget on WS03 and with the Windows iSCSI Target 3.3 on WS08R2 I have been able to create RAMDISK based virtual iSCSI disks using the the RAMDISK:<size in MB> notation in the the file/disk path section. That doesn't seem to work with the WS12 R2.

I have installed the iSCSI target role and am able to create a iSCSI VHD/x, but am unable to create one based on RAM. How do I do this?

And this setup is purely for Performance testing, so please don't be horrified by the fact that I want to create RAM based iSCSI disks. :)

SMB2/3 stack unstable/crashing on Server 2012 - no errors in eventlogs whatsoever

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One of my clients is experiencing the following issue with their Windows Server 2012 fileserver (so far it has happened twice in a timeframe of several months):

Access to fileshares hosted on the server becomes slow/unresponsive from all Windows 7/8 clients, but at the same time access to the same shares from Windows XP clients is still operating normally (no drop in performance whatsoever).

There are no relevant errors logged on the fileserver and cpu- and memory-usage is at a normal level. A reboot fixed the issue on both occasions (being a local government, it was not an option to try and troubleshoot the problem in depth)

Is there any way I can enable verbose logging about what's happening with the SMB2/3 stack and maybe troubleshoot what is causing the issue?

I'm not sure what kind of information might be relevant to this issue, but ask away and I'll try to provide any details.


Disk1 from SAN always mounted offline even after San Policy is set to Online All

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Hello,

I am Running Windows Server 2008 R2 Enterprise edition. I am seeing this behavior that first disk from SAN i.e. disk1 on windows is always getting mounted as offline irrespective of SAN policy.

However other SAN disks are mounted fine i.e. online if I set "san policy" to onlineAll.

Could anybody tell me if there is any special setting for disk1.

Shadow Copies are working but not showing in previous versions for 1 particular drive.

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Hi,

I'm having an issue on Windows 2008R2 where a single drive is making shadow copies yet I am not seeing anything in previous versions.  I can revert the full drive but not restore/browse the previous versions for some reason.

vssadmin list shadows displays all the shadow copies dating back around 1 month, here's an example

Contents of shadow copy set ID: {01b14ae5-3c9d-47e2-8e8c-0aa7c8a3b0db}
   Contained 1 shadow copies at creation time: 02/05/2014 07:02:45
      Shadow Copy ID: {3a5d7210-55c2-4b4f-901f-d95e7f282174}
         Original Volume: (I:)\\?\Volume{1f7f8465-c1f3-11e2-ba7e-005056823ebf}\
         Shadow Copy Volume: \\?\GLOBALROOT\Device\HarddiskVolumeShadowCopy538
         Originating Machine: svr-fs02.bootham.school.local
         Service Machine: svr-fs02.bootham.school.local
         Provider: 'Microsoft Software Shadow Copy provider 1.0'
         Type: ClientAccessible
         Attributes: Persistent, Client-accessible, No auto release, No writers,
 Differential

Some suggestions are that a reboot will solve the problem but I can't do this in hours.  The event log doesn't show anything of note.

Volume shadow copy service is running and other drive previous versions are showing as expected.

The administrative share is available..............

Not sure what else to check, any ideas?

DFSR log flooded

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Hey,

I have something weird going on in my dfsr logs, some weeks ago one of the members has crashed. I have disabled every replicated folder for that particular member, waited some refreshed the config with dfsrdiag pollad and started to enable folders one by one, waited to complete initial sync on each of them before enabling the next. It has finished without issues and replication works without problems in all ways. Though i noticed my DFSR log is flooded, here is a small excerpt

* FRS Log Sequence:33803 Index:1000 Computer:xxx TimeZone:Central Europe Daylight Time (GMT+-2:00) Build:[Jul 25 2012 12:47:00 built by: win8_rtm] Enterprise=0 DataCenter=-227758160
* Configuration logLevel:4 maxEntryCount:200000 maxFileCount:1000 logPath:\\.\C:\windows\debug\
+  6683771,  6683773, 6683774,  6683780, 6683781,  6683785,  6683797,
+  6683801,  6683803..6683805,  6683813, 6683814,  6683822,  6683824,
+  6683827, 6683828,  6683837..6683841,  6683846..6683848,  6683855, 6683856,

numbers go on and on like 4000 lines before

+  6945223,  6945227,  9538615..10079715}
+ {A85F415C-35F9-4A6A-BAB8-7F63D020BB96} |-> { 749763..11369499}
+ {7D601377-569C-43D3-8C7E-9E71255A9EAC} |-> { 532537..1491915,  1492051..1492082,
+  1492285..1504243,  1526722..1526733,  1526911..1776247,  1777104, 1777105,
+  1777109..1782858,  1782877,  1782879..1788977,  1791810, 1791811,
+  1791833..1794598,  1794649..1794690,  1794695, 1794696,  1794702..1797727,
+  1797733, 1797734,  1798332,  1798343,  1798347..1806484,  1806565,
+  1806617..1808431,  1812297..1813389,  2511409..3455986,  3462947,
+  3462952..3561129,  3561189..3561194,  3561200..3563698,  3563730,
+  3563846..3672916,  3672953,  3672956,  3672965..3672978,  3673005, 3673006,
+  3673008..3673010,  3673012..3707203,  3707236, 3707237,  3707250,
+  3707252..5634833}
+ {019202B7-A87B-400E-ACEE-A7A33B71853B} |-> { 20..22656634}

20140506 10:18:53.111 6048 INCO  3371 InConnection::ReceiveVvUp Creating new session:4835 requestState:0000007FF26B0050 connId:{37C602A7-47DB-447B-944C-C4E5540867D6} csId:{A6CEB2CC-E3FF-4D2A-9E35-9C7BED476A7D} csName:Quality vvDown:{83C91A2C-F4E8-4C0A-A3C4-42A145EB6F3B} |-> { 532537..1820469,  1820514,
+  1820589..1909633,  2972930..4309797,  4686997..4715858,  5829286, 5829287,
+  5829295,  5829311,  5829314,  5829316,  5829318, 5829319,  5829321, 5829322,

numbers for another 10000 lines

+  6945223,  6945227,  9538615..10079715}
+ {A85F415C-35F9-4A6A-BAB8-7F63D020BB96} |-> { 749763..11369499}
+ {7D601377-569C-43D3-8C7E-9E71255A9EAC} |-> { 532537..1491915,  1492051..1492082,
+  1492285..1504243,  1526722..1526733,  1526911..1776247,  1777104, 1777105,
+  1777109..1782858,  1782877,  1782879..1788977,  1791810, 1791811,
+  1791833..1794598,  1794649..1794690,  1794695, 1794696,  1794702..1797727,
+  1797733, 1797734,  1798332,  1798343,  1798347..1806484,  1806565,
+  1806617..1808431,  1812297..1813389,  2511409..3455986,  3462947,
+  3462952..3561129,  3561189..3561194,  3561200..3563698,  3563730,
+  3563846..3672916,  3672953,  3672956,  3672965..3672978,  3673005, 3673006,
+  3673008..3673010,  3673012..3707203,  3707236, 3707237,  3707250,
+  3707252..5634833}
+ {019202B7-A87B-400E-ACEE-A7A33B71853B} |-> { 20..22656634}

20140506 10:18:53.173 6048 DOWN  2869 AsyncRpcHandler::ProcessReceive Completion. connId:{37C602A7-47DB-447B-944C-C4E5540867D6} csId:{00000000-0000-0000-0000-000000000000} reqType:AsyncPollRequest reqState:Completed status:0 ptr:0000007F9B7BA320
20140506 10:18:48.790 5728 INCO  3364 InConnection::ReceiveVvUp Received VvUp connId:{27F91321-280E-4BA8-ABD8-EBC6ED3C99AB} csId:{A6CEB2CC-E3FF-4D2A-9E35-9C7BED476A7D} csName:Quality vvUp:{83C91A2C-F4E8-4C0A-A3C4-42A145EB6F3B} |-> { 532537..1820469,  1820514,
+  1820589..1909633,  2972930..4309797,  4686997..4715858,  5829286, 5829287,
+  5829295,  5829311,  5829314,  5829316,  5829318, 5829319,  5829321, 5829322,

In a single logfile there are only a few entries for normal file replication all other is a bunch of VvUp numbers (database version vector?)

Any ideas what's going on here, other than that DFSR works flawless replication is immediate, Eventlog, health and propagation logs show no problem (other than preexisting content taking up space on the rebuilt server).

I have tried to stop DFSR for some time on the server that crashed but logs keep getting flooded, so I'm not even sure at this point it has anything to do with the crashed member. There are 3 members currently, all kind of windows versions, 2008R2/2012/2012R2 in full mesh topology.


Windows 2008 connected via UNC Session to a isilon

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Hello,

following "Problem".

Isilon is a NAS System which provied NAS Space via SMB or NFS. In our solution the Windows Server 2008 connect the Fileshare via UNC Path witch works good.

The Isilon also provides the possiblity to distribute all incoming connections via a Round Robin DNS Service directly on the the Isilon across all front end NICs.

The problem now is when we connect to the ISILON with UNS the Server makes a DNS Lookup for the right IP-Adresse. But when the Server starts another session via UNC to the same "target" but to a other file while the first session is also opened the Server don´t  make a new DNS query. The TTL of the first DNS lookup was 0 so there is nothing in the DNS Cache. So what is the Problem? Where is the UNC Information stored on the Server. I need the possiblity that the Server starts a dns query for all UNC Sessions.

Can anybody help?


Recover purged data on windows server 2012 file system with active deduplication

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 Hello,

I have a very difficult situation, i was using robocopy command to move data between two virtual disk in a windows 2012 file server, but i miss used the command  and it purged most of the information of our public relations department

These information was in a disk with active windows 2012 deduplication, i try to recover it from our system center DPM backups but i understand later that the backup was not valid because the DPM version we used at the time do no recognize the new deduplication feature, so all the data files now are corrupted

I also try to use the Getdataback software to recover deleted files but the most i found was the chunkdata from deduplication

Now i need to understand what chances we wave to recover some or all of this data using the DPM backups we have available or reconstructing the deduplication using the chunk data

Best Regards

Nome


ID

Luis Pinheiro


0156211714



Files Stuck in DFS Replication Backlog

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We have two Windows Server 2012 servers with several different replication groups configured to replicate different folder structures between them. One of these replication groups seems to have a permanent backlog of files stuck in the queue. the "dfsrdiag backlog" command always shows 343 files waiting to replicate in one direction when run at the end of the day. The first 100 files are listed by the command and they are always the same files. When run during the day the dfsrdiag command shows the backlog going up to several thousand (with the same first 100 files listed), but it always returns to 343. There is no backlog in the other direction. All other replication groups set up show no backlogs in either directions. There are no errors or warning in the event logs to say DFS replication has stopped for that particular volume or that the files couldn't be replicated due to sharing violations. I have tried forcing replication and rebooting both servers.

Does anyone have any idea how I can get these files to replicate?

FSRM Define file types that don't count towards Quota

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I'd like the user's home folders to have a 5GB quota, but i don't want their .pst files to count towards that 5GB quota. I haven't found a definitive answer as to whether or not this is possible.

Server 2012 R2

Server 2012 R2 File Server Stops Responding to SMB Connections

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Hi There,

Massive shot in the dark here but I am struggling with a pretty major issue atm.  We have a production file server that is hosted on the following:

Dell MD 3220i -> iSCSI -> Server 2008 R2 Hyper-v Cluster -> Passthrough Disk -> Server 2012 R2 File Server VM

Essentially 3 times now, roughly a month or so apart.  The file server stops accepting connections.  During this time, the server is perfectly accessible through rdp or with a simple ping.  I can browse the files on the server directly but no-one appears to be able to access the shares over SMB.  A reboot of the server fixes the issue.  

As per a KB article I removed nod antivirus from the server to rule out a conflicting filter mode driver after the second fault.  Sadly yesterday it happened again.

The only relevant errors in the servers log files are:

SMB Server Event ID 551

SMB Session Authentication Failure Client Name: \\192.168.105.79 Client Address: 192.168.105.79:50774 User Name: HHS\H6-08$ Session ID: 0xFFFFFFFFFFFFFFFF Status: Insufficient server resources exist to complete the request. (0xC0000205) Guidance: You should expect this error when attempting to connect to shares using incorrect credentials. This error does not always indicate a problem with authorization, but mainly authentication. It is more common with non-Windows clients. This error can occur when using incorrect usernames and passwords with NTLM, mismatched LmCompatibility settings between client and server, duplicate Kerberos service principal names, incorrect Kerberos ticket-granting service tickets, or Guest accounts without Guest access enabled

and

SMB Server event ID 1020
File system operation has taken longer than expected.

Client Name: \\192.168.105.97
Client Address: 192.168.105.97:49571
User Name: HHS\12J.Champion
Session ID: 0x2C07B40004A5
Share Name: \\*\Subjects
File Name: 
Command: 5
Duration (in milliseconds): 176784
Warning Threshold (in milliseconds): 120000

Guidance:

The underlying file system has taken too long to respond to an operation. This typically indicates a problem with the storage and not SMB.

I have checked the underlying disk/iscsi/network hyper-v cluster for any other errors or issues, but as far as I can tell everything is fine. 

Is it possible that something else is left over from the NOD antivirus installation?  

Looking for suggestions on how to troubleshoot this further.

Thanks


Install windows 2012 on IBM server x3550

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Hi all,

I want to install my windows server 2012 on a IBM server (model x3550). On the server is already installed Linux protected with user and password (but I have forgot these), so when I try to run my windows server the system goes again to ask me user and password to enter inside linux and I am not able to install it (same thing happens when I try to access on Bios from the server itself)...

Can anyone help me.

FSRM - Run A Command - security

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Hi,

I'm, (testing), trying  to run a .cmd file when a file arrives in a folder.

I have configured a passive filescreen to allow the creation of a txt file.

The filescreen will send an email  to a specified address & I then want it to run a command.

When I browse to the .cmd file location & click Ok it returns a prompt "The command is under an insecure folder path."

I have removed inherited privs & allowed only the System account to have access.

Is it possible to run batch / cmd files in this way.

King Regards

George.

DFS namespace

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Hi,

We actually have a file server on Windows Server 2012 with DFS namespace configured on VM (VMWare). The system and its its shares have been working properly for 1 week.

AD is actually on Win Svr 2008 R2

However now from time to time the file server is "freezing" with the DFS manager having taking time to load the defined shares (hence causing latency at server and user level)

Please help

VSS and VSSADMIN to "Freeze" NTFS for snapshots

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Hello.

I am hosting an NTFS volume on a SAN who's vendor does not provide any kind of VSS provider to quiesce a file system priot to a block level volume snapshot.

The volume I would like to snapshot contains about 2000 "data files" which are in various states of change throughout the day and night.

I would like to take snapshots of the SAN volumes for recovery purposes, however since the SAN provider does not offer a VSS provider of agent (similar to the NetApp SnapManger) I was tyring to figure out a way to quiesce the volume prior to the snapshot being taken.

I'm trying to understand if running "vssadmin.exe create shadow /for=F:" just before the snapshot of the volume is taken (The volume I'm snapshotting is F:) will achieve the clean state that I'm looking for?

My process would like a bit like this ...

1. vssadmin.exe create shadow /for=F:

2. Initiate block level snapshot.

3. vssadmin.exe delete shadows /for=F:

Does anyone know if this process result in me getting a clean (All data flushed to disk) snapshot?

Also, are there any other suggestions or experiences people have with this?

Many thanks in advance,
Mitch


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