Hyper-v cluster changes Volume numbers after power failure or storage reset
We had encountered multiple times a case where the volume numbers - which the virtual machines usually depend on to located their VHD/VHDX files and their configuration files as well - totally changes...
View Articlewindow 2012 r2 - cluster resource vs cluster disk
Hi all,I create a 2 node WSFC and added a cluster disk to it. I have not installed any clustered application and roles yet.I am playing around with the cluster resource (such as moving it around). On...
View ArticleWindows 2012 NLB + ARR (proxy server functions redundant)
Hello everybody,I am developing a Windows Server 2012 R2 architecture (Virtualized all servers as Virtual Machines - VMs).The architecture foresees some application with WebServer IIS.The architecture...
View Articlehow to prep a Win2k12 R2 server for SQL Server 2014 clustering?
we are preparing to implement high-availability or clustering for SQL Server 2014 Enterprise Edition with SP2. is there some sort of guidelines how to prep a Windows Server 2012 R2 to support it?
View ArticleCluster shared volume disappear... STATUS_MEDIA_WRITE_PROTECTED(c00000a2)
Hi all, I am having an issue hopefully someone can help me with. I have recently inherited a 2 node cluster, both nodes are one half of an ASUS RS702D-E6/PS8 so both nodes should be near identical....
View ArticleLive migration of 'Virtual Machine ADVM-01 ' failed. Event ID : 21502
I've HA Cluster running on Windows 2012 R2 with configured fail over cluster. it's running Windows 2008 , 2008 R2 , 2012 VMs.already installed the Integration Services. when i tried to Live Migrate to...
View Articleadding in a second ip address to SQL 2008 R2 cluster instance
2008 R2 cluster. I want to add in a second IP address on a different subnet, for backups. I don't want failure of the iP resource to be service impacting. My plan is to -add in new ip resource to the...
View ArticleCluster Aware Updating - Possible owners causes drain failure
Hello all,I have a question regarding possible owners that a VM can have and Cluster Aware Updating. We have several servers that cannot be moved between HyperV hosts, because the high availability is...
View ArticleCan't add new node to existing failover cluster
Hi,i have problem adding new node to existing failover cluster. Existing failover cluster is two node cluster with node and file share majority. i'm using this cluster for SQL AlwaysOn Availability...
View ArticleNode in cluster - status changes to "paused"
We have seven Windows 2012 R2 nodes in a Hyper-V cluster. They are all identical hardware (HP BladeSystem). For a while, we had only six nodes, and there were no problems.Recently, we added the seventh...
View ArticleNot able to see cluster resources in the failover cluster manager
We are using Windows Server 2008 R2 and configured SQL Server Cluster services. Randomly every 10-15 days cluster service gets hang and to load resource list in Failover Cluster manager it takes very...
View Article2008 R2 cluster network name resource ip addresses, versus ip address resource.
We have a lot of clusters in our company. Many have two IP addresses in an application, one for prod and one for backup, each on a different adapter. E.g we have SQL instances like this.Looking at the...
View ArticleMPIO with Windows Failover Cluster
Hi Team, I am looking some pointers on configuring MPIO for Windows Failover cluster with shared storage. Is it mandatory to install MPIO feature before or with Windows server failover cluster with...
View ArticleValidate SCSI-3 Persistent Reservation failed during Cluster validation
Hi Team, We have 'Validate SCSI-3 Persistent Reservation' check failed during Cluster validation.Cluster nodes are running on VMware virtualization platform and shared storage is from EMC storage...
View ArticleWitness Client failed to Register
I have a recently built pair of W2012 R2 servers with all of the applicable updates applied via WSUS. They are clustered servers but are not using shared storage. Instead they are using Vision...
View ArticleCluster Aware Updating - Possible owners causes drain failure
Hello all,I have a question regarding possible owners that a VM can have and Cluster Aware Updating. We have several servers that cannot be moved between HyperV hosts, because the high availability is...
View ArticleTeam up iScsi networks in windows 2012 R2 failover cluster
Hi Team,I have a fail over cluster with 3 nodes. We are using iSCSI initiators to connect SAN storage. Each node has two iSCSI network adapters.Need your suggestion is it feasible or advisable to team...
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Assigning Permission to Cluster
Hi Team,We have installed Windows Failover Server with an account that has domain admin rights.Once failover cluster is created, we are handing over the Cluster access to SQL Admin. We have an SQL...
View ArticleFailover Clustering Check - Validate CSV Settings
Hello,I have a lab environment.While checking failover requirements, i get a warning error for my CSV Storage."Failure while setting up to run cluster shared volumes support testing on node cluster1....
View ArticleMPIO and moving the tempdb to a different disk
We need to move the SQL server temp database of our SQL server cluster to new partition on the same disk. I've found some instructions that discuss moving the temp database, however I'm trying to find...
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