Server 2012R2 Cluster will not start after failure
Hello,we have a two node cluster running server 2012R2, at the weekend we had a power failure and one of the nodes (I presume it was the active node) has a hardware failure and won't come back up. I...
View ArticleNetwork Card Reset Triggers a Failover?
Hello,We have a two-node active/active SQL Server 2008 Std Cluster on Windows 2008 on Production.After a network maintenance, the network card (not heart-beat) of one node has no gateway ip. We want to...
View ArticleUpgrading from Server 2008 R2 Core to 2012 R2
I am having a few problems with my 2008 R2 Core installation and am considering upgrading instead of just reinstalling which would be easier. My question is this; I have a three node failover cluster...
View Articleserver 2012 cluster repair option
HelloCan anyone tell me what a repair actually does to an offline cluster? I cannot find it in technet or msdn. Thanks
View ArticleDNS name for sql clustering instance name
Hi all, sql 2005 or sql 2008 clustering on windows 2008 R2 We create sql 2005 or sql 2008 clustering. The sql clustering instance name (DNS name) was created manaully or created automatically in DNS....
View ArticleError: The computer is joined to cluster when creating the Cluster
Hello Guys, I have created a cluster to configure Hyper-V for 2 Nods, everything was greate and works perfectly, next day the storage hang and the cluster didn't work any more, I have destroyed the...
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Windows 2012 R2 Failover Cluster Hyper-V Invalid Class error when I'm trying...
Hi, in my test lab environment I created Windows 2012 R2 Failover Cluster with 4 Servers to get Hyper-V HA.I had no issues with Windows 2008 R2 or Windows 2012 before in same setup (2 NIC, FC HBA, SAN...
View ArticleCluster physical disk resource 'SQLVS01 Logs' cannot be brought online
Hello,I was having SQL failover cluster farm contains 4 Servers, this week I expanded the farm to be 7 Servers.the farm contains 3 Instance (VS01,VS02 and VS03), after adding the new servers i can...
View ArticleLinux NFS share to Windows 2008 R2 cluster as a resource
Hello,I would like to share a directory on RHEL 5 Linux server with Windows 2008 R2 server cluster having 2 nodes via NFS read only access to make it as a cluster resource to be accessible by cluster...
View ArticleNodes randomly losing communication with cluster
We have a 6 node production cluster. We are on Windows Server 2008 R2 and SQL Server 2008 R2. At any time, a node will loss communication with the cluster causing every instance on that node to...
View ArticleHuge single storage pool for lots of VMs, or seperate storage pools for each VM
BackgroundTwo identical 2008 R2 servers for running VMs with Failover Cluster (Hyper-V) One IOmega NAS (old) with 15 VMs sharing one large (2 TB) clustered storage pool One VNXe NAS (New) Nothing setup...
View ArticleDifference between Resilience and Reduandancy
Hi,Pls explain what is Difference between Resilience and Reduandancy in Windows with Example.Thanks
View Articlewin server 2012 two node cluster, local "cliuser" issue
Hello,I have a two node Windows Server 2012 STN Cluster with a few SQL instances installed inside it. Recently in my security event log I see these errors on both nodes:An attempt was made to reset an...
View ArticleVirtual Machine Network Health not working
Server 2012 R2 is supposed to have a feature which detects when the public LAN connection used to get into the VM's becomes unavailable, this is supposed to kick in around 60 seconds after it being...
View ArticleWindows 2003 Clustrer- Resources in Evict node
We had a Windows 2003 cluster environment where we have evicted one node (1b) now.when user tires to take a RDP connection to the active node (1a) it says Socket error.The active node (1a) was...
View ArticleFailoverCount is not getting reset for QuorumResource in Windows2012 R2...
Hi,I have two-node failover cluster on windows server 2012 R2 with third party resource as quorum with typeNode and Disk Majority. on fault of quorum resource FOC is not failing over "Cluster Group" to...
View Articlevolume added to SQL cluster but coludnot be found
Deari add volume to SQL server cluster i found it in cluster storage and move to to SQL server cluster service but i cont find it in volume when try to make backup
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Hyper-V Failover Cluster - Inconsistent Network Availability
We've got a Small cluster with, 7 hosts and a dozen or two VM's. For some reason i'm getting inconsistent availability with the Cluster networks. The host seem to function fine on there own but...
View ArticleHow to test node failover in Windows 2008 R2 Failover Cluster?
Can anyone give me advice on how to properly test a node failure with a 2 mode Failover Cluster in Windows 2008 R2?
View ArticleFailover Cluster Network Name Failed and Can't be Repaired
I have an issue that seem to be a different problem than any others have encountered.I've scoured everything I can find and nothing has fixed my problem.The problem starts with the common problem of...
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