Failover Cluster WMI Provider detected an invalid character
Hi,Another thread on the event log warning 6230: Failover Cluster WMI Provider detected an invalid character."The private property name 'Volume ID' had an invalid character and has been changed to...
View ArticleExtending Clustered Drives
Hi All,We have a request to extend one of the clustered drives on an SQL 2008 Cluster hosted on windows 2008 r2. We will follow the below steps to extend it. Kindly let us know if these are correct...
View ArticleHyper-V cluster - 500VM's + - clussvc.exe - CPU usage
HiWe have multiple hyper-V clusters running on 2012R2In the largest cluster, 13 nodes, 500 vm's, clussvc.exe uses about 25-30% CPU, and there is a good amount of network traffic between all the nodes....
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Extending Cluster Shared Volume
HiI recently extended a CSV from 2 TB to 3TB. But, according to failover cluster manager I can only use only 2 TB. How can I fix it? Someone told me that this is an operating system limitation. Is...
View ArticleSQL Server 2008 r2 failed on Windows Server 2012
Hi AllI have a Windows 2012 Server and i want to install cluster SQL 2008 R2 I validate my configration without any error and i create my cluster windows without any problem,I create also DTC role and...
View ArticleHeartbeat is it still necessary on Windows 2012 hyper-v cluster?
Hi,We have iscsi SAN and 2 servers with 4 nics each. We plan to create Hyper-v cluster with csv volumes and we plan such network configuration:2 nics - iscsi 2 nics (team) - Production (public)in this...
View ArticleCSV errors STATUS_IO_TIMEOUT Windows 2012 Hyper-V Failover cluster
Hi there,I'm seeing these errors sometimes, on a Windows 2012 Hyper-V Failover Cluster.Cluster Shared Volume 'Volume1' ('Cluster Disk 1') is no longer available on this node because of...
View Article"The parameter is incorrect" error when creating mount point in Server 2008...
I am receiving the error "The parameter is incorrect" when attempting to create a new mount point in an existing Server 2008 R2 2-node cluster. This cluster hosts four SQL 2008 virtual servers and I...
View ArticleWhen will my next CAU kick off?
Howdy,We have Self Updating turned on for some of our clusters and I'm wondering if there's somewhere to look, or a powershell command to run, that will tell me the date and time that it will run next...
View ArticleMicrosoft Failover Cluster Virtual Adpater
Hi Team,Failover cluster virtual adapter assigns same APIPA IP to multiple cluster nodes . No issues with cluster or node communication but application finds duplicate entry for Host names. Is there...
View ArticleMixed Cluster Roles
I have a 2012R2 failover cluster running multiple VMs. All VHDx storage is on CSVs mounted via iSCSI. Lets say there are 8 VM roles being managed by the cluster. Is it ok to add a 9th role, File...
View ArticleNeed script to add nodes into cluster.
I want to use 'Add-ClusterNode' cmdlet in script but before that I want to ensure script that validation report is OK. How I can allow script to use 'Add-ClusterNode' if results of 'Test-Cluster' are...
View ArticleFailed to create NLB
Hi. i've got problem here about creating nlb cluster. i use windows server 2012i got this error messageProcessing update 2 from "NLB Manager on DC1.sarah.net"Cannot proceed because Microsoft Cluster...
View ArticleAdding server to DAG
Hi,I have 2 node DAG (exch2010 multi role)I'm adding the server to the DAG fully patches with sp3 with roll up 9. But when i add the server to DAG i get warning msg below. All server fully patched with...
View ArticleActive-Passive to Passive-Active
I have Active-Passive Fail-over clustering of Node1 and Node2 here i would like to Flip two nodes( change the current active node1 to passive and passive node2 to active), please let me know what home...
View ArticleCAU Self Updating is running at the wrong time?!
So I setup the Self Updating feature in CAU and scheduled two clusters to install on the 4th Saturday of the Month at 11PM (Servers are in NY). Both of the clusters started their install an hour...
View ArticlePerformance degradation after adding Storage Spaces pool into Failover Cluster
Good day!We encountered the problem of performance degradation after adding Storage Spaces pool into Failover Cluster. Outside the Failover Cluster Storage Spaces pool works just fine.We have two...
View ArticleHighly available VM has same drive letter on different nodes of...
The issue we are facing is that some of the vm's has same drive letters on different nodes of cluster.so when the vm moves to other node of cluster, it failed to start because another vm is using the...
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Event ID 1212 - Cluster network name resource 'Cluster Name' cannot be...
Hello,We implemented a Windows Server 2012 hyper-V cluster recently. All was working correctly. However we decommissioned one of our 2003 Domain controller recently. Since then whenever I try to move...
View ArticleFailed to write data to VHD
I have an 8 blade cluster running Windows 2008R2 SP1. We are running about 350 virtual Windows 7 workstations that users RDP into via Wyse Win7e thin clients. The servers each are running dual 12...
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