Hyper-V 2008 R2 cluster down
Hello,We have a 3 node Hyper-V 2008 R2 failover cluster. Yesterday we had problems and all VM's on node 3 went down. At 17:00 the back-up starts of the VM's which are on CSV(with DPM 2010 and hardware...
View ArticleUnknown Issue with 2012 Failover Cluster
HelloI have 2 Hosts , HP Proliant DL580 G7 with Server windows server 2012 Installed and updated with the last windows updates and drivers and hardware firmware. And the Hyper-v Role installed.With FC...
View ArticleHow to make 2 Node File Cluster with SAS Disks
Hello,I cant fine any detailed, specific information and answer on this questionI have 2 Servers, Say HP, with 4 SAS disks each, 1 for OS (2012R2Data) and 3 available.I want to create fault tolerant...
View ArticleTesting failover
I am brand new to MS Failover clustering. I have created from the checklists that microsoft provides a 2-node failover cluster with Windows 2008 in my test lab. I setup SQL Server as the...
View Articlecan make a DHCP VM in cluster role
hi i have created fail over cluster with windows server 2012i have a DHCP vm when i choose roles>> dhcp role to configure that DHCP vm it says no dhcp server found!!so my question is isnt it...
View ArticlePrint server clustering and current print server
Hi,I'm reading about server HA/clustering and in particular print server HA/clustering, I have not got as far as setting anything up so please bare with my lack of knowledge. I have one question, can...
View ArticleError when adding a disk to Cluster Shared Volumes
When adding a disk to Cluster Shared Volumes via Failover Cluster Manager, I get a couple of errors.Event ID 5145 in System Log:While adding the disk ('Cluster Disk 1') to Cluster Shared Volumes,...
View ArticleLoopback adapters and DSR: DAG Cluster node--which is not Cluster...
An all-hardware Exchange 2010 SP3 UR4 DAG cluster is having an issue when the Microsoft Loopback adapter is installed (from Device Manager...Add Legacy Hardware) to support DSR operations with hardware...
View Articledisk failover works only in one direction winserver 2012R2
I have been banging my head against the wall trying to figure this out...I have a cluster with WS2012R2 The cluster is on 2 HP DL360 G7 all latest rom drivers etc..Connection to the disks is via emulex...
View Articlemoving active node resources to the inactive node
We have a 2 node , majority disk, Windows 2008R2 failover cluster. The active node is currently showing all resources and services on node A. Node B is the inactive node. we are about to perform...
View ArticleRandom Reboots
Hello, I am experiencing random reboots on random servers during the week at random time... I did some research and I am suspecting that the "automatic recovery for application health monitoring" is...
View ArticleCannot clear "Current read-only" on pass through disk
This is not the end of the world, but it's very annoying so I'm hoping somebody can explain what's going on or perhaps suggest some additional troubleshooting.Here's the scenario: Server 2012 Core VM...
View ArticleCluster Updating Readiness Results
I am configuring Cluster-Aware Updating on a 5-node cluster. At this time I'm not enabling Self-Updating mode. Instead I'm going to use Remote-Updating mode. In the Cluster Aware Updating console I ran...
View ArticleSQL 2012 std Cluster/ W2012R2 on ESXi 5.1
As I was reading the posts it appear that ESXi 5.1 does support MSCS on W2012 server.We are trying to setup a SQL 212 cluster (not always on bc we don't have Enterprise license) on two vm hosts running...
View Article2012 R2 Cluster - Issues creating cluster
New Dell VRTX server with 2 server blades. Installed Server 2012 R2 on both blades and all working ok.Ran the 'Validate Configuration' wizard and all ok apart from Storage Spaces, which we won't need...
View Article2 node failover cluster power down
I have a 2node failover cluster. When I power down a node that has the SQL server instance and resources, all the resources and service failover to the other node. When I see that all the resources...
View ArticleSan failover, disk timeout, iscsi and mpio
HiI am testing san controller failover. It takes around 2 mins for the second controller to come online after the first has failed.There are some registry settings that can be configured to increase...
View ArticleUnable to create a new cluster on our domain
Hi there,I am having difficulties creating a new server 2012 R2 failover cluster in our domain. We have a working 2008 R2 cluster that has been running fine for years now.I have tried on different...
View ArticleSQL instance wont come online after failover
the disks show offline and the server: file server if i try to get it online it says it took more than usual and still will fail
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Extreamly Slow TCP connection with IP of named instance on SQL Cluster
Hi,We experience some strange problem with our SQL Cluster. First I can't connect to the SQL Instance using SSMS.Using wireshark showing a lot of TCP Retransmission. I using iperf to test the speed,...
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