High availibility with hyper-V
Hi,our customer uses hyper-V VM (on Linux) on a primary site, and a multi site cluster to allow disaster recovery plan.He plans to install an IBM product (based on WebSphere appplication server).My...
View ArticleHyper-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 ArticleDefine Timeout for CSVs / IO-Queue-Time?
I am running a HyperV cluster on 2 nodes, which utilize a HA-NAS-Cluster to store Virtualmachines and their disks.The NAS-Cluster itself has build in failover features which works nice, but failover...
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 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 ArticleCannot add a second node!
Hi I have a two node hyper-v cluster that i am running. One of my node failed (crashed) , I reinstalled my server, setup as it was before the crash occured. I tried to re-add it bu it keeps falling...
View ArticleCan we "suspend" a Hyper-V cluster while keeping all VM running
We have multiple large Hyper-V clusters with 100's of VM and the network people need to perform maintenance that will take ~ 10 minutes with unpredictable network connectivity. The only option I can...
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 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...
View ArticleFile share witness on a NAS -- permission problem
My research has not yet yielded any results. I'm trying to configure a file share witness on a Windows 2012 failover cluster. The file share is on a NAS. My login has full control on the file...
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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 Articleserver 2012 Hyper-V CSV volume reporting incorrect space
I have a 3-node server 2012 Hyper-V cluster with 10 CSV's.Our main CSV (3.5TB in size holding the majority of our VM's) seems to be increasing in used space even though there have been no VM's added or...
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...
View ArticleWindows 2012 R2 DHCP cluster changing mode
In a Windows 2012 R2 DHCP cluster hot-standby mode can you switch the modes between servers? I want the current standby server to be the primary and the primary to standby without losing the current...
View ArticleFailover Cluster Manager in Windows 10
I am trying to figure out if there is a way to connect through failover cluster manager on windows 10 to a failover cluster in a server 2008r2 ?.I know the versions aren't compatible , with windows 10...
View ArticleProblem with deleting custom resource (Other server) type in Windows 2012 R2
HiI created custom resource type dll by SDK sample (ClipbookServer.dll). For registering resource type to 2-node cluster using PowerShell Add-CustomResourceType. After execute Add-CustomResourceType...
View Articlewindows load balancing
Hi gysdoes windows server works as load balancer or just works for high availability ?I tried NLB for two web servers, just one of servers (who has top priority) answers me,so there is no load...
View ArticleHeartbeat Configuration
for a windows2012 cluster is it necessary to have a private network configuration? sep nic, separate vlan? I see conflicting articles. What is msft stance now?
View Articlesetting up Network cards for Failover Clustering
I’m hoping I can get some advice on setting up physical network cards in a failover cluster environment. We have 2 nodes that use SAS to connect to the storage controller. The 2 nodes each have a 4...
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