Failover Clustering 1069
Hi,We are on windows 2008 R2 running SQL Server 2012. We have two node cluster. My databases are not coming up and when I check through Failover Cluster manager, Network,Disk resources are online but...
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Unable to replicate for some HA virtual machines yet others work fine
I have a unique issue which I am trying to resolve, I have 2 clusters with 5 nodes each, each node has a bunch of clustered shared volumes and almost all the VM's are set to HA. Most machines work...
View ArticleConfiguring MPIO for 2012 R2 SOFS
Setting up a 2 node 2012 R2 SOFS. I have 2 2012 R2 nodes,each with 3 - dual port LSI SAS HBAs and 3 Data-On Jbods. All HBAs, jbods certified for storage spaces.I have enabaled MPIO on both nodes and...
View ArticleReinstall OS on node Failover Cluster
Hello! I have Failover Cluster with two nodes on Windows Server 2012 R2 with File services role.I need reinstall OS on one node. Are there any restrictions? Or simply reinstall the operating system, to...
View ArticleWindows 2008 r2 Cluster not starting - "unable to create security manager...
Hello, following a power outage, we got a serious cluster error preventing the start of the cluster.We are trying to interpret the only four lines the cluster.log generates...
View Articlecompatibility adding a new server with different CPU to the cluster.
Hello Everyone,I need your help before we submit an order for a new server,currently we have a 2012 R2 failover cluster that consist of two Dell T610 servers (Xeon x5660), we like to add a new Dell...
View ArticleRequirements for similar hardware in a 2012 Hyper-V failover cluster?
Simple question:How similar does the hardware have to be on the host servers in a Windows Server 2012 Hyper-V failover cluster?We have 6 dell servers that we are hoping to use for building a Windows...
View ArticleWindows 2012 Failover Cluster
Having a problem creating 2 node cluster. I launch FCM, begin the process of adding nodes. Node 1 goes in fine. Node 2 gives an error which is, "unable to connect to xxx.xxxx.com via WMI. This may...
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The "Cluster Group" does not contain a File Share Witness or a Witness disk.
Hi,I've been given a 4 node Server 2008 R2 cluster to work on. I have a couple of file servers under services and applications (file1 and file2). If I look under storage I see my quorum disk listed in...
View ArticleMicrosoft NLB and Web Sockets
The question is simple: is Microsft network load balancer in windows server 2012 able to balance web sockets request such as http requests?
View ArticleCluster object name DNS error
I have a 2 node cluster that is producing the following 1196 errors in the event log of each node.Microsoft-Windows-FailoverClustering: -Cluster network name resource 'CAUMADCLGE54RB8' failed...
View ArticleWindows 2012 R2 File Server Cluster Storage best practice
Hi Team,I am designing Solution for 1700 VDi user's . I will use Microsoft Windows 2012 R2 Fileserver Cluster to host their Profile data by using Group Policy for Folder redirection.I am looking best...
View ArticleHow to properly configure NLB cluster in Windows 2008
Hi, I have just tried to configure 2 node Windows 2008 NLB cluster and I run into problem.Until now I have successfully installed Windows Server 2003 NLB clusters. I used 2 nic per node and unicast...
View ArticleCluster Validation fails with multiple networks incl. packet loss
Hello all,we have a 4 node cluster running on Windows Server 2012 R2. There are 3 networks running on different subnets, let's say 192.168.0.0 for Management, 192.168.100.0 for Live-Migration and...
View ArticleQuestion on Quorum : Windows Server 2012 R2 + SQL 2014 AlwaysOn AG
OS on all nodes : Windows Server 2012 R2SQL on all nodes : SQL Server 2014 CU22 cluster nodes in primary data center and AlwaysOn AG doing Sync Transfer between these nodes with auto failover.2 cluster...
View ArticleSQL Server 2012 Cluster installation is getting failed
When trying to install sql server 2012 Cluster installation enterprise edition on windows server 2008R2 SP1 enterprise edition,getting the below error at the end of the installation.The cluster...
View ArticleSome VMs are failed state frequently on Server 2012 R2 Hyper-v Cluster
Hi, everyone, thanks a lot for your time.We have 4 nodes Server 2012 R2 Hyper-V cluster. Some Virtual Machines go into failed state on one of nodes. When I check cluster logs I see these errors. (Event...
View Article2008 R2 SP1 failover cluster, after connect to VM from failover cluster...
Hello :)I have to ask because this issue is boring me a long time ago :(From time to time when I connect to virtual machine from failover cluster manager console I've get virtual machine connection...
View ArticleHyper-V over SMB SOFS network configuration
Setting up 2012 R2 SOFS cluster to house Hyper-V data for the first time. I have 1 pool and 2 tiered spaces setup on the cluster. The 2- Dell 720 have 2 - dual port RDMA nics, Data-On Jbods. 4- 1Gb...
View Articlehyper v cluster
hii am getting a cluster validation warning below - 8 node cluster NETWORK DESIGHN1- WINDOWS NETWORK,2-HB NETWORK,3-LIVEMIGARTION, 4-MANAGEMNET NETWORK 5- VM NETWORK (TEAMED 3 NIC )Node...
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