One node's network adapters are labelled as "unavailable" but cluster.log...
Hello Experts,Our SQL Server with Failover Clustering has one node (let's call it SQLNODE2) is an unhealthy state. The network adapters for SQLNODE2 are marked as "Unavailable" but in the cluster.log...
View ArticleVLAN for Windows Server 2008 R2 not Hyper-V
Hi, everybody.Is there a way to configure network adapter in Windows Server 2008 R2 to use a VLAN?I'm asking this NOT for Hyper-V and not for a virtual machine, but for a bare metal installation of...
View ArticleChoosing Dynamic Quorum in Windows 2012 R2 Cluster not available
Hi,I have created a 2-node cluster on Windows 2012 R2.According to the documentation (https://technet.microsoft.com/en-au/library/jj612870.aspx) I should be able to select 'Advanced quorum...
View ArticleHyper V file transfer kills the network
Dear All, We have 4 Hyper V VM installations on 2 HP DL 380 G8 servers and have they are connected to HP NSA 2040 SAN Storage through 6 Gbps Fibre channel. The physical machines are clustered....
View ArticleWindows 2012 3(three) Node custer Quorum Configuration
HiI have 3 Node windows 2012 R2 cluster. now i wanted to perform the quorum configuration so if any body having document or steps please let us know.
View ArticleMount Points in Windows 2012 R2 Cluster not displaying correctly
Hi,Tryand I might, I can't get Mount Points displayed properly in a Windows 2012 R2 cluster.In Windows 2008 R2, I added them, and they appear under Storage, as for Example, Cluster Disk 7: Mounted...
View ArticleNLB address not reachable from outside
Hi experts, I experience the following problem - I have a Windows NLB cluster of 3 servers, however I'm not able to reach or ping the virtual address from the outside. I can ping it from any of the...
View ArticleServer 2012 R2 Hyper-V Cluster - Losing connectivity to vLANs
Hi Everybody,I am experiencing a strange issue with a Server 2012 R2 Hypervisor. There are two physical NICs teamed (one from on-board and one from expansion board), this team is assigned to a hyper-v...
View ArticleNLB and external multicast traffic
Hi,I have an NLB cluster with 2 hosts and 1 VIP. The hosts dedicated IP addresses are 192.168.20.22 and 192.168.20.25, respectively. NLB is configured in multicast mode. The NLB ports are 80 and 443 -...
View ArticleHyper-V host registration in Active Directory.
Hi everybody,I have question regarding hyper-v nodes registration in active directory. As in the original TechNet documentation Microsoft (https://technet.microsoft.com/en-us/library/dn550728.aspx)...
View ArticleCSV / MPIO / iSCSI: One of 2 LUNs ist lost when cutting one of 2 network...
SituationHyper-V host with 2 NICs connecting the host with 2 controllers on the SAN.There are 2 LUNs on the SAN that are both published to the host. Normal Operation with both cables to the NICs...
View Article2012 R2 CAU keeps installing the same update.
I am trying to CAU a 12 node cluster with WIN2012R2.CAU keeps installing the same update on same node for several KB2461484.I tried several times to update the same node through CAU and windows Update...
View ArticleOracle 11g client on windows server 2008 r2 failed over cluster enviornment
Hi All,We are planning to install Oracle 11g client (64) on Windows Server 2008 R2 two node failed over cluster.Need expert help to guide us how to perform installation on windows cluster with out any...
View ArticleEnable Shadow Copies for Shared Folders in a Failover Cluster (2012 R2)
I cannot find a reference on how to Enable Shadow Copies for Shared Folders in a Failover Clusterusing separate disks for Data and Shadow Copies, using Windows Server 2012 R2. I found an article for...
View ArticleAlwaysOn Cluster reboot due to file share witness unavailability
Hi Team,Anyone came across this scenario in AlwaysOn Availability Group (two node), file share witness times out and RHS terminate and cause the cluster node to reboot. File share witness is for...
View ArticleFile copy speeds to CSV vs non-CSV
I'm working on bringing up a 2012 R2 cluster and doing a basic test. In this cluster, I have two adapters for iSCSI traffic, one for network traffic, and one for the heartbeat. Cluster node has all...
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addapters have IP addresses on the same subnet.
On Windows 2012 I used this command to define two vm adapters:add-vmnetworkadapter -managementos -vmnetworkadaptername "Cluster" -switchname "Lan Team Virtual Switch" add-vmnetworkadapter -managementos...
View Article2012r2 cluster create err
i select a exist vhd on CSV and attach a vm, but it can not create show this errorThere was a failure configuring the virtual machine role for 'test'. There was an error retrieving the unique...
View Articlehow to enable the CSV vss shadow copy
2012r2 cluster, i found witness disk properties i can enable shadow copy, but when i switch the CSV properties disk i can not see this option, does the cluster CSV support the shadow ?
View ArticleDNS not regiserted in 2012r2 cluster
In my clsuter i found the 1196 error every 15 minutes, Cluster network name resource 'Cluster Name' failed registration of one or more associated DNS name(s) for the following reason: DNS server...
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