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1
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1answer
223 views

Remotely connecting to hyper-v hosts from another host in the same cluster sometimes shows red error

We have a hyper-v host cluster with relatively new hardware. The hosts and the VMs on them all work good, except when I connect to any hyper-v host from another host in the same cluster (remotely ...
0
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1answer
323 views

Is it possible to use iscsi to create a red hat cluster?

I have a netapp fast 2xxx with iscsi support, with 2 san switches. Is it possible to use one iscsi lun with cluster purposes? The idea is to create a clustered service which needs storage, the ...
3
votes
2answers
1k views

Windows Cluster Fails after Power Outage

First, we have a Windows 2008 R2 Two Node cluster running HA Hyper-V and DHCP. We utilize a back-end Dell MD3000i iSCSI SAN for storage. All of the networking is done via redundant switches and MPIO ...
1
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3answers
2k views

SQL Server 2008 R2 Clustering inside VMware

I am working on a new Windows 2008 R2 / SQL Server R2 HA cluster and we are planning on running this inside of VMware ESX 5. I have read and heard differing views on using SQL clustering inside of ...
3
votes
1answer
4k views

Setting up an Active-Active IIS Cluster with ARR - is it possible?

I would like to know if we can setup an Active-Active IIS Cluster using Windows Cluster services that shares a common storage to store web content and WITHOUT the use of Windows NLB. I'm aware that ...
0
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1answer
139 views

Load Balancing & Windows Failover Cluster 2008 r2

I have a windows service that I would like to load balance and failover. I have had a quick play with the failover cluster manager and it seems I can only have one active node with n inactive ...
0
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2answers
599 views

How to achieve high availability with MySQL cluster?

This question is not about how to install the servers nor its capabilities, but more of a design question. So I have a cluster of MySQL servers. I also have a DNS record "data.example.com". The ...
3
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0answers
912 views

cisco asa reloading

After having both memory and code upgrades, we have a significant number of our asa 5520's (in active/standby pairs) develop problems. The problem manifests itself as losing connectivity to the other ...
0
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1answer
76 views

Redundance for different processes running on the same server

We have a system consisting of different components/services like database, webserver, fileshare, some self programmed daemons, etc. We now have the requirement to make all components/services ...
0
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2answers
5k views

Failover Cluster: No disks suitable for cluster disks were found

I am trying to setup a failover cluster with two nodes. After running the validation tests, the storage sections had many warnings. The next step after creating the cluster with two nodes on the same ...
0
votes
1answer
402 views

SQL 2008 R2 Active/Active/Passive Cluster Does Not Allow Linked Servers Both Ways

We are designing an active/active/passive failover cluster using SQL 2008 R2. We have two separate instances of SQL 2008: instance A is on node 1, and instance B is on node 2. Right now I'm trying ...
0
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1answer
319 views

SQL Server Web Edtion Failover Cluster

Is it possible to run an SQL Server Web edition in a Windows 2008 R2 Failover Environment? I want to host a Website with backend database but keep it failsave with a failover cluster (install it on ...
7
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4answers
16k views

How to build a high availability Postfix system?

I'm needing to set up a remote mirror for a postfix server (where the content of both mail servers should be the same at any time). The idea is that if the main server comes down at some point the ...
1
vote
1answer
92 views

Sql server 2008 R2 fail over cluster

I want to be sure something about sql server 2008 fail over clustering. I heard that when i set two sql servers as failover cluster servers i can set load level of sql servers. for examples i have ...
1
vote
2answers
101 views

Are SQL transactions finished before a planned failover?

If I'm failing over my server due to a OS patch, are in-process transactions allowed to finish before stopping the SQL service?
4
votes
4answers
11k views

Failover cluster failed to failover due to mysterious IP conflict?

I'm having a mysterious problem with my Failover cluster, Cluster name: PrintCluster01.domain.com Members: PrintServer01.domain.com andPrintServer02.domain.com in the Failover Cluster Management – ...
1
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0answers
334 views

How do I configure a DCHP reservation for an IP Resource in a Windows 2008 R2 failover cluster?

Background My company has recently instituted a corporate policy that all servers are to have IP addresses that are issued via DHCP reservations to simplify the management of our IP scopes. We have ...
7
votes
6answers
19k views

Why are my HyperV VM's randomly losing connectivity?

I have a strange intermittent connectivity problem happening about once every two weeks. First my configuration: I am running a HyperV failover cluster with two physical hosts (node01 and node02). ...
1
vote
1answer
138 views

Predict the number of primaries after a split-brain situation

I am trying to avoid a split brain situation using automatic split brain recovery policies explained at http://www.drbd.org/users-guide/s-configure-split-brain-behavior.html How to predict which ...
5
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1answer
918 views

unable to destroy windows 2008 r2 failover cluster after SAN rebuild

I created a windows 2008 r2 failover cluster for a sql 2008 active/passive cluster. This two node cluster was using a SAN device for a quorum disk resource as well as MSDTC resource. Well....I ...
4
votes
1answer
506 views

Best practice in deploying SQL Server 2008 failover cluster over VMware ESX

I am now in the process of building SQL Server 2008 Enterprise failover cluster for use with 3rd party server monitoring application (which also do some OLAP analysis for trends). Since this project ...
1
vote
1answer
248 views

Advice on off-site backup of Hyper-V Failover Cluster

We are currently setting up a Server 2008 R2 which will be off-site over a leased line with VPN. At the main site is 2 x Hyper-V hosts in a failover cluster with PowerVault M3000i iSCSI SAN. We are ...
1
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2answers
476 views

MSSQL Failover Witness Server on a Domain Controller

I have 3 servers 1 production 1 standby and 1 just sitting there. I want 1 to stay production and I have been working on setting up an MSSQL automatic failover cluster between the production server ...
2
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5answers
1k views

linux clustered Filesystem

I currently have two CentOS Boxes providing NFS Services to multiple Web servers. Could someone recommand a file system which would mirror all files across both of these servers easily and ...
1
vote
1answer
447 views

How to integrate a failover WS without client reconfiguration?

I have a web service hosted by IIS server 1 and another web service hosted by IIS server 2. Is there a way to have the WS on server 2 automatically pick up when the WS on server 1 is unavailable, ...
0
votes
1answer
210 views

MSFC “the Cluster name is not online”

i have a microsoft 2008 failovercluster in my lab with, also, an unproductive dns server. Unfortunately i had a hdd-crash and recover my cluster from backup. But now, in cluster manager i see always ...
1
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0answers
718 views

How can I uninstall a clustered SQL instance if the cluster has been destroyed?

First time going through this scenario, and apparently I did it very wrong. On the DB servers I deleted the cluster group that held SQL and Reporting Services. I then destroyed the cluster. Then I ...
0
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1answer
755 views

OSX 10.5 Leopard to Failover Clustered Windows FIle Share Error 6602

I have set up a failover-clustered file share on a pair of Windows Server 2008 R2 Machines. This setup is working very well with all of the Windows clients that I know of, as well as with Macs ...
0
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2answers
1k views

Clustered MSDTC - No transaction is active

Hi I Currently have two clusters (W2K8R2) with SQL 2K8R2, both with MSDTC cluster service enabled. I've configured the MSDTC with all checkboxes, and Incoming Caller Authentication Required and NT ...
1
vote
1answer
188 views

Setting up a failover cluster on the internet?

Is it possible to use VPS hosting services available to set up a Linux Failover cluster on the internet ? (I believe Amazon cloud services allow this.) VPS providers allow you to use multiple ip ...
2
votes
1answer
1k views

Failover Cluster Problem

We have a problem with our Hyper-v Failover Cluster.Failover Cluster gives me MSDTC error. I am receiving the following these errors. Cluster resource 'DTC' in clustered service or application ...
3
votes
3answers
11k views

How do I know to which node of my Oracle RAC I am connected?

Is there an easy way to determine to which RAC node of an Oracle 11g R2 system I am connected? I am trying to perform some failover tests and I want to make sure my application is correctly connected ...
1
vote
1answer
857 views

Cluster Core Resource state of Exchange 2010 DAG

I have two Exchange 2010 servers in a DAG and a witness server to implement mailbox resiliency. The two Exchange servers are in two subnets and the Windows failover cluster therefore has two IP ...
3
votes
2answers
1k views

Set up DPM to use hardware VSS Provider with EMC Clariion SAN

We recently purchased an EMC Clariion AX4 SAN and we're using it to provide storage for our Hyper-V virtual machines. I've already got the servers registered with it and configured the failover ...
1
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2answers
2k views

Cluster Shared Volumes Mount Point

I am using Cluster Shared Volumes on Windows Server 2008 R2 with Hyper-V. The different volumes available have different sizes, and are physically located on different disks on the SAN. These ...
1
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1answer
3k views

Win'08 - Extend volume size on SAN attached storage in a failover cluster

Running Win 2008, I'd like to extend the volume of a SAN attached drive that is part of a failover cluster. The SAN team has allocated additional drive space which is being seen by Windows Storage ...
0
votes
1answer
2k views

hyper-v cluster behavior when losing network connectivity

Setup: (rather new) Hyper-V R2 cluster with 2 nodes (in failover configuration). Fysical host OS: Windows Server 2008. About eight VM's (mixed: Windows Server 2008 and Linux) Yesterday we had a ...
0
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1answer
110 views

windows application cluster

I have a windows service that is written in-house. This windows service services clients on TCP port X. I want to run it on more than one Windows server. I want the client apps to connect to a single ...
0
votes
1answer
1k views

Use DHCP to set Failover Cluster IP Address

I have a Hyper-V Failover Cluster running using manually-configured IP addresses. On this cluster, among other machines, I have two Server 2008 R2 Enterprise Machines running failover cluster, ...
0
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1answer
116 views

SQL Server 2008 setup issue

I am setting up SQL Server 2008 fail over cluster on Windows Server 2008 Enterprise. I met with the following issue during setup process. Here is detailed message, any ideas what is wrong? The ...
1
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3answers
313 views

looking for MySQL failover and loadbalace setup for clusting

i have setup my clusting for 3 mysql servers, 1 master and 2 nodes what i need to do right now its setup a failover system and loadbalace setup. Can sombardy link to a good article about that? i use ...
2
votes
1answer
2k views

How to build true HA cluster using Ubuntu Cloud or other virtualization options

We need to set a fault tolerant solution for a VOIP application preferably using Linux clusters. The application will reside on server A and an identifically configured server B will act as fail ...
2
votes
2answers
295 views

Can I use domain controller as one of my nodes in my cluster environment?

I want do some SQL Server failover cluster experiment on Windows 2008 R2 in VM. Now I created a domain controller(as DNS server too) DC. Also I created a server server1 and added into the domain. Can ...
0
votes
1answer
774 views

How to start/configure JBoss clustering

I am totally new to JBoss. Basically i am needed to setup a JBoss clustering environment on windows. Meaning, JBossA sits on machine A and JBossB sits on machine B. So when JBossA fails, it will ...
0
votes
2answers
436 views

Failover clusters of WPAR with HACMP in AIX 6.1?

Is it possible to create a failover cluster using Workload Partitions (wpar) in AIX 6.1? I want to create a two node cluster such that each of the nodes is a wpar and in event of a software failure ...
3
votes
2answers
2k views

Failover Cluster : Microsoft Exchange Server 2010

The scenario is: I got 2 identical 2U rack mount servers with Operating System Windows Server 2008 R2 Enterprise. They are : in same domain. both installed Exchange 2010 in Hyper-V both are domain ...
2
votes
2answers
345 views

Set up DNS to find closest IP [duplicate]

Possible Duplicate: Geo-DNS providers? I have one domain that may be accessed by people from all over the world. I would like to set up servers throughout the world and have people connect ...
2
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4answers
459 views

SQL server failover clustering

How many failover clustered nodes can you have?, and if you add more and more nodes, is it going to slow down?
0
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1answer
39 views

Clustering service Configuration help

When setting up Windows Cluster, should "clustering service" run as a "domain account" or "Local System" account?
1
vote
1answer
591 views

SQL Server 2008 cluster freezing

We have run into a strange situation in which a SQL Server 2008 single-node cluster hangs. As background, we are rebuilding a Windows Server 2003/SQL Server 2005 two-node cluster using Windows 2008 ...