IP Heartbeat DNS Setting
I have a simple cluster with one ip address and one heartbeat address.on DNS record are like thisservername = 10.10.10.56 IPaddress of the server.servername = 10.10.11.46 IP address of the...
View ArticleIP Heartbeat DNS Setting
I have a simple cluster with one ip address and one heartbeat address.on DNS record are like thisservername = 10.10.10.56 IPaddress of the server.servername = 10.10.11.46 IP address of the...
View Articlecluster aware updating windows update
I got a 2 node 2012r2 server running sql 2012. I have cluster aware updating installed but I see windows updates are available via windows updates, I do not see the updates under cluster aware...
View ArticleList Disks Error on Validation
I keep getting this error. I am using the Microsoft iSCSI Initiator to connect to a MSA 2040. I am trying to figure out how to fix this issue.Two disks have been found on node 1 that cannot be...
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CSV volumes: File System Redirected mode
Hello all,I'm trying to understand what is CSV File System Redirected mode and see the following:1) http://blogs.msdn.com/b/clustering/archive/2013/12/02/10473247.aspx2)...
View ArticleIP address conflict in windows clustring on vmware
I am doing windows clustering on virtual machines ,windows server 2008 r2 as my base machine and has separate network address like 192.168.0.6 is able to access internet.I am having three vm machines...
View ArticleCentOS 7 VM's losing disk after Live Migration
Hi!Some of my CentOS 7 VM's are losing disks after live migration (node1 to node2). I have to reset VM to get them back. It happens with 6 of my VM's, about 25 are Ok. I noticed this problem two live...
View ArticleHelp needed fixing a broken Windows 2008R2 SQL cluster
We had 2 Windows 2008R2 servers using Windows Clustering Services to create a HA SQL Server instance. They are using iSCSI shared storage. One of the servers failed to rejoin the cluster after a reboot...
View ArticleW2k12R2 failover clustering - can I import existing VMs AFTER creating the...
I have 2 HP DL380's that are running hyper-v on W2K12R2. One machine has a PDC and Exchange 2007 VM and the other has a BDC and file server VM. Both the Exchange VM and file server are connected to...
View ArticleCAU Hotfix Plugin run not rebooting hosts, can not check quorum
I am running 5 Hyper-V 2012 R2 Clusters and working to get CAU running properly with the Hotfix plugin. The updating is working fine, updates are applied appropriately with folder rules for installing...
View ArticleSAS-connected SAN for clustering?
HiI'm looking to create a new Hyper-V cluster for 4 VMs running on two hosts (either host able to handle that load of the 4 VMs of course). I'm planning to use a couple of IBM x3650's with a Storwize...
View Articlereplacing storage on failover cluster
Dear all,I have a 2-Nodes Fail-over Cluster running on top of a HP Store Easy 1430 8 TB SATA Storage that needs to be re-installed. I have 4 VMs running there, how do I do?What will happen with the two...
View ArticleHyper-V Replica Issue
Hi Everyone,I got one issue with Hyper-V Replica:From a single-host I am replicating VMs to a Cluster. So far, so good. After adding more Nodes to the Cluster, these can't receive the replication. One...
View Articlecan not start lame cluster
I have a two node cluster, all 2012R2,some day one node system crash in loop boot, therefore I wipe it.today I choose the Stop cluster in failover cluster manager, but I found I can not connect to this...
View ArticleWitness disk - LUN or Disk
HiServer 2012 R2I am wanting to set up Failover clustering with 2 nodes connected to a Dell MD3400 storage array using SAS (not iSCSI). The disks are a mix of SSD and SAS drives and have been...
View ArticleSystem configuration information for cluster
I have 2 physical servers. I need to have a failover system so when the first server fails it will activate the second server. What i have done is: On both physical servers i have installed hyper-v and...
View ArticleWindows 2012 R2 2xNode Failover Cluster Drive letter
hi all,Setup 2x Windows 2012 R2 VMs on VMware to host a SQL cluster.I've setup 4x volumes on Dell Equallogic and presented them to the VMs (DB, DBBackups, DBLogs and Quorum). Brought the disks online,...
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....
View ArticleFailover Cluster logs missing??
Hi Gents,I have a cluster in hyper v 2012 r2 environment and i notice our logs (Failover Cluster > Diagnostic) are lost unexplained when i tried to review it. I have no rational explanation for...
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CSV IO redirection theory question
Hello!Suppose there's an active/passive two-node HV cluster where all VMs are active on the first node:Once there's a storage connectivity problem all IO would be redirected using node1/node2's...
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