Event ID : 21502 "failed to register the service principal name: The user...
Hiwe have configured the two node 2012 Hyper-V but after configuring the Replica it is showing in failed state and we are getting event IDEvent ID : 21502'Hyper-V Replica Broker xxxxxxxxReplica' failed...
View Articlecan not start one vm from save states
After I change my Server processor, one of my vm can not restore, the event id is 24004 and 12050, my Hyper-V server is server 2012R2, latest update installed.The virtual machine 'vmname 'is using...
View ArticleCluster sensitivity to planned outages
In the case of a virtualized Microsoft cluster using a converged infrastructure (Cisco UCS with network and storage over the network), is there a way to tweak the cluster services to be a bit more...
View ArticleCluster not work !
Hi all,I created cluster with 2 nodes (Windows Server 2012 R2 Standard)- Node 1: 2 x CPU E5-2630 2.3 GHz- Node 2: 1 x CPU E5-2620 2.0 GHz- CSV storage on IBM v3700 by iSCSI2 nodes update all hot fix...
View ArticleCluster Heartbeat is using the wrong network
Hi there.I have a very strange phenomena at one of my customers and can't really understand why this happened.This is a a Windows 2008 R2 two node cluster (actually patched)We have a Public network, a...
View ArticleHP P4000 Lefthand + Server 2012 R2 + Failover Clustering
Hi Everyone,Here's some background:We have 2x HP BL460c G7 blades in a C3000 Chassis, attached via 2x VirtualConnect modules to 6x HP P4500 G2 LeftHands, via iSCSI. There's a AD 2012 R2 Directory...
View ArticleLive Migration and Storage Migration
Can anyone help me please with the answer to the below questionYou have a datacenter with 6 servers.Each server has Hyper-V Role installed and runs Win 2012 R2. The servers are configured as...
View ArticleNLB Problem on Windows Server 2008 R2
Hello,Exchange CAS array (NBL) has been already configured with node CAS node. When i was trying to add third node, in NLB console showing Misconfiguration. Then i delete 2nd node which was working...
View ArticleWindows 2012 File Server cluster - issue with adding file share
Greetings All,I have physical 2-node (nodes A and B) Windows 2012 Standard cluster with File Server role installed (standard SMB, no CSV/CAFS). Both nodes are alike, hardware and software-wise with the...
View ArticleServer 2012 R2 Witness Disk won't failover
Hi,I have a 2 node cluster with a shared witness disk for Quorum. when I lose connection to the disk from 1 node, the ownership fails over to the other node, this is what I expect. however if I test...
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General questions on how to plan highly available environment in small...
Preface: Questions are in the text and marked bold.I read a lot about Hyper-V clustering, but never have I seen practical tips or best practices when it comes to building a highly available environment...
View ArticleClustered Tiered Storage Space - no optimization report
I have a clustered SOFS Server and I am currently using CSV's for Hyper-V. I have enabled the optimization task and added the report per https://technet.microsoft.com/en-us/library/dn789160.aspx. The...
View ArticleEvent 1146 - Call ISALIVE timed out for resource 'SQL'
Hello guys!In a Windows Server 2008 R2 environment with SQL Server 2005 the Cluster service fails after a healthcheck timeout. There is no latency or path lose at 'SQL' resource (LUN), all logs have...
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Overlapping Cluster Disk Numbers on Windows 2012 R2 Cluster
I have a windows 2012 R2 Cluster that is showing overlapping Cluster Disk numbers in the disk view. It doesn't seem to affectany cluster behavior. Just wondering why this would happen and if it is a...
View ArticleClustered Storage Spaces and Exchange DAG Without a Cluster Administrative...
Hi I have a two questions about that error that I'm getting in Storage poll interface. I have exchange DAG cluster without a Cluster Administrative Access Point configured and when I open storage poll...
View ArticleHP StoreVirtual Storage | Lefthand OS 12.0 + Server 2012 R2 + Failover...
Hi Everyone,Here's some background:We have 2x HP BL460c G7 blades in a C3000 Chassis, attached via 2x VirtualConnect modules to 6x HP P4500 G2 LeftHands, via iSCSI. There's a AD 2012 R2 Directory...
View Article(resource type '', DLL 'vmclusres.dll') either crashed or deadlocked.
HiFor the past few weeks we have been experiencing a strange issue with our failover cluster.We currently have the following:7 Nodes : Windows HyperV 2008 R2 Core ServersSAM driven with 2 controllers,...
View ArticleEvent ID 1230: (resource type '', DLL 'clusres.dll') either crashed or...
Hi, Our cluster just crashed with following error: Event ID 1230 Cluster resource 'FileServer-(server1)(Data)' (resource type '', DLL 'clusres.dll') either crashed or deadlocked. The Resource Hosting...
View ArticleCSV unavailable to one node, VMs don't failover
Hi All,I had this situation:Environment:- 2 nodes Hyper-v cluster- 2 CSV- NODE1 is running 2 VMs on CSV1 and 2 VMs on CSV2Issue:- NODE1 loses connection to CSV1- NODE1 logs Evnet ID 4096 at 00:01 in...
View ArticleStretched General File Server FoC Questions
Hi all,We are currently in the process of building a multi-site (stretched?) failover cluster for our general purpose file server. We will be moving away from a NAS appliance which has been causing us...
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