failovercluster

SQL Server 2008 Reporting Services on Failover Cluster

When I try to install the Reporting Services on a second node of a failover cluster, I get the following error message: Existing clustered or cluster-prepared instance failed. The instance selected for installation is already installed and clustered on node 2. But, we never installed it before. Does anyone have any ideas? This is ...

tomcat session replication without multicast

i am planning to use 2 dedicated root servers rented at a hosting provider. those machines will run tomcat 6 in a cluster. if i will add additional machines later on - it is unlikely that they will be accessible with multicast, because they will be located in different subnets. is it possible to run tomcat without multicast? all tutoria...

How to get the status of a JBOSS server

I am working on writing a Highly Available agent for JBOSS to run on Solaris Open HA Cluster. As I don't know much of JBOSS, can someone please tell me how can I probe the status of the JBOSS server. I want to know the health of JBOSS server, ie, whether it is currently running or not. -Abhishek ...

Book/Resource about setting up load balancing and fail over for Servlet based Java web application

Hi, We're creating a web system using Java and Servlet technology (actually Wicket for the presentation layer) and we need our system to be available nearly always as our customers will be quite dependent on it. This has lead us to look for a good book focusing on the subject or another resource which explains how to set up a more redu...

Does each instance of SQL Server on a cluster require its own LUN?

I'm setting up a Misc SQL Cluster (Windows 2008/SQL 2005 & 2008) that will be active/active and have about a dozen SQL instances on it. From the documentation I've read, I can't tell if each SQL instance will need its own LUN, or if I can have a single, really big LUN created, and then create a dozen different partitions on that LUN (one...

Load balancing OR Failover servers for .net application

Scenario I have service written in c#.net. Now on my production environment I want this service to be on 2 different servers for Loadbalancing or failover of one of the server. So for instance if one server dies the service keeps running on the other server and users are not affected OR if there is a heavy load on the site users get ...

Exchange 2007 two node cluster setup on Windows 2008 Enterprise, install error

I am installing Microsoft Exchange 2007 x64 in a two node environment using Microsoft Windows 2008 Enterprise x64. The Failover Cluster is all setup properly and following best practices for setting up the windows clustering for use with Exchange 2007. All the validation tests pass on the cluster and all of that portion is working fine...

What happened to "allow application to interact with desktop" checkbox in cluster manager for server 2008?

The cluster managing software for managing clusters on a windows server 2005 cluster had a checkbox for "allow application to interact with desktop" when creating a generic application resource. This appears to be gone in the management software for server 2008 clusters. Does anyone know where this option, if it still exists, is? ...

Windows Services -- High availability scenarios and design approach

Let's say I have a standalone windows service running in a windows server machine. How to make sure it is highly available? 1). What are all the design level guidelines that you can propose? 2). How to make it highly available like primary/secondary, eg., the clustering solutions currently available in the market 3). How to deal with...

How to make active services highly available?

I know that with Network Load Balancing and Failover Clusteringwe can make passive services highly available. But what about active apps? Example: One of my apps retrieves some content from a external resource in a fixed interval. I have imagined the following scenarios: Run it in a single machine. Problem: if this instance falls, the...

How to start/configure JBoss clustering

Hi, 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 redirect the clients to JBossB. I have downloaded the enterprise-installer-5.0.1.jar. After which, I have totally no idea on how to go ab...

MSMQ service is not available in failover cluster

Hi Guys, I want to cluster my service and since my service uses the msmq service I have to also cluster the msmq service. I successfully created the cluster and added both my service and msmq service as resource of the cluster, and they are both brought online. Then the problem comes, my service said the msmq service is not available. ...