Live Migrations of VMs with VHD disks / Long blackout times
Hi all, I'm having some issues with live migrations of virtual machines that have .vhd files in our Windows 2012R2 hyper-v clusters. When I perform a live migration of a virtual machine that has a .vhd...
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Installing .NetFramework 3.5 in VMs
Hello!Today I ran into rather strange issue: when I tried to add .NetFramework 3.5 to my virtual machines (Guest1 and Guest2, clustered) I got this error:It looks like Windows doesn't see the Windows...
View ArticleCannot add storage to new cluster
Hello,I have a newly created failover cluster based on Hyper-V Server 2012. I currently only have one node, as this is an upgrade process where I'll add the other nodes as I move virtual machines...
View ArticleThe IRPStackSize parameter on Windows 2012
Hello All: I need your help. Look at this article: http://support.microsoft.com/default.aspx?scid=kb;EN-US;285089 It's related to a setting that we use on Windows 2008 R2 on Clustered Servers, with...
View ArticleDAG Kerberos Authentication Issue Exchange 2010 on 2008R2 Servers
I have 2 Exchange 2010 servers in a DAG. The witness server is in site A along with one the Exchange servers. The second Exchange server is in a DR site. The DAG has been functioning fine for 1.5 yrs....
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SIMPLE QUESTION: HOW TO MIGRATE FROM WINDOWS 2008 R2 + SQL 2012 FAILOVER...
Hello,We have 2-node Windows 2008 R2 Enterprise Edition failover cluster with Fibre shared storage (SAN) running SQL Server 2012 SP1. Below is current configuration - very simple and classic, I would...
View ArticleHost Unreachable intermittently within a Windows Network Load Balancing Cluster
Hi,We have 2 Windows 2008 R2 servers running multiple IIS web sites and load balanced across Windows Network Load Balancer in unicast mode. Although there are two interfaces in each server, only 1...
View ArticleCreating Cluster over existing infrastructure
HelloRight now we have two servers: one server running Exchange, shared drives, Active Directory, other software (camera, etc.) and one running our ERP and MSSQL Database.I just bought a new server. My...
View Articlehow to convert CentOs running in VMware workstation 9, to .vhd or .vhdx to...
Hi there! i've a CentOs running in VMware Workstation 9.0, and i want to convert it in .vhd or .vhdx file to run it in Microsoft HyperV 2012 R2. i've used Disk2Vhd for windows OS, but i don't know what...
View ArticleNLB problem
Hi I have NLB between two virtual machines , they are hosted via VcenterServer A IP : 192.168.1.1Server B IP: 192.168.1.2VIP: 192.168.1.3the mode is unicast and the affinity is single host if I ping...
View ArticleTesting Network failure with Windows Failover Cluster on Windows server 2012 R2
Hi,We have Windows fail over cluster with two Node (Node A & Node B) on Windows Server 2012 R2. Also i install SQL fail over on my cluster with SQL Server 2012 Enterprise. Quorum is disk based.Node...
View ArticleSQL Server 2012 setup failed with erro code 0x85940001 and messsage "Error...
SQL Server 2012 setup failed during installation because of this error with error code "0x85940001" and message"Error while enabling Windows feature : NetFx3, Error Code : -2146498298 , Please try...
View Articledisk failover works only in one direction winserver 2012R2
I have been banging my head against the wall trying to figure this out...I have a cluster with WS2012R2 The cluster is on 2 HP DL360 G7 all latest rom drivers etc..Connection to the disks is via emulex...
View ArticleMirrored Storage between two servers
Hello,Is it possible to create redundant storage using two Windows 2012 r2 servers? I've been looking all over and any HA options always reference having external shared storage presented to the...
View ArticleShould one use MPIO and/or CSV in a Windows 2012 R2 guest cluster?
Should one use MPIO and/or CSV in a Windows 2012 R2 guest cluster using VMware ESXi 5.5 presented Fiber LUN RDMs.If MPIO were implemented is there a preference for HW manufacturer DISM vs. MS DISM in a...
View ArticleGentoo Linux and Microsoft Failover Clusters / Hyper-V
Hello, Hoping there are a few people on the boards familiar with running Gentoo Linux guests under Microsoft FailOver Cluster / Hyper-V hosts. I have four Gentoo Linux guest VMs (running kernel...
View ArticleWindows 2008 failover clustering fails with Event ID 1205 1069 1558
I have a two nodes Windows 2008 and SQL 2008 cluster running in active\passive. I was restarting my nodes after applying windows update then I received the following error message below within...
View ArticleIs CIFS Share in Netapp Filer supported as File Share Witness?
Hi All,I'm currently setting up a Windows 2008 R2 Cluster and I'm having a hard time making a CIFS share work as a File Share Witness. Is this a supported configuration?Thank you!adlpena
View ArticleWindows 2012 R2 Hyper-V clustering using "share nothing" strategy
Greetings,I have been trying to embrace the share nothing strategy Microsoft has put forth with Hyper-V clustering. By definition, "A shared nothing architecture is a distributed computing...
View Articleiscsi initiator question
hello Forum,i am trying to setup iscsi on vm running server windows2012.I created a target, assigned disk to it - file on local drive, assigned servers which would access this resource.Now i try to...
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