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Cluster Shared Volume (CSV) Inside Out
In this blog we will take a look under the hood of the cluster file system in Windows Server 2012 R2 called Cluster Shared Volumes (CSV). This blog post is targeted at developers and ISV’s who are...
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Understanding the state of your Cluster Shared Volumes in Windows Server 2012 R2
Cluster Shared Volumes (CSV) is the clustered file system for the Microsoft Private cloud, first introduced in Windows Server 2008 R2. In Windows Server 2012, we radically improved the CSV...
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Understanding the Repair Active Directory Object Recovery Action
One of the responsibilities of cluster Network Name resource is to rotate the password of the computer object in Active Directory associated with it. When the Network Name resource is online, it will...
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How to Run ChkDsk and Defrag on Cluster Shared Volumes in Windows Server 2012 R2
Cluster Shared Volumes (CSV) is a layer of abstraction on either the ReFS or NTFS file system (which is used to format the underlying private cloud storage). Just as with a non-CSV volume, at times it...
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Event ID 5120 in System Event Log
When conducting backups of a Windows Server 2012 or later Failover Cluster using Cluster Shared Volumes (CSV), you may encounter the following event in the System event log:Log Name: SystemSource:...
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Cluster Shared Volume Diagnostics
This is the second blog post in a series about Cluster Shared Volumes (CSV). In this post we will go over diagnostics. We assume that reader is familiar with the previous blog post that explains CSV...
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Failover Clustering and IPv6 in Windows Server 2012 R2
In this blog, I will discuss some common questions pertaining to IPv6 and Windows Server 2012 R2 Failover Clusters.What network protocol does Failover Clustering default to?If both IPv4 and IPv6 are...
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Configuring a File Share Witness on a Scale-Out File Server
In this blog, I am going to discuss the considerations for configuring a File Share Witness (FSW) for the Failover Cluster hosting your workloads, on a separate Scale-Out File Server cluster. You can...
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Deploying SQL Server 2014 with Cluster Shared Volumes
An exciting new feature in SQL Server 2014 is the support for the deployment of a Failover Cluster Instance (FCI) with Cluster Shared Volumes (CSV). In this blog, I am going to discuss the value of...
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Sessions at TechEd Houston 2014 from the Cluster team
The Cluster team presented multiple exciting sessions at the sold-out TechEd Houston from May 12-15th! If you didn’t get a chance to attend the conference in-person, the sessions are now posted online...
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Cluster Shared Volume Performance Counters
This is the third blog post in a series about Cluster Shared Volumes (CSV). In this post we will go over performance monitoring. We assume that reader is familiar with the previous blog posts. Blog...
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Planning Failover Cluster Node Sizing
In this blog I will discuss considerations on planning the number of nodes in a Windows Server Failover Cluster.Starting with Windows Server 2012, Failover Clustering can support to up 64-nodes in a...
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Symantec ApplicationHA for Hyper-V
In previous blogs I had discussed the Failover Clustering VM Monitoring feature adding in Windows Server 2012. You can find these blogs here and here. Below is a guest blog describing Symantec...
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Cluster Shared Volume Failure Handling
This is the fourth blog post in a series about Cluster Shared Volumes (CSV). In this post we will explain how CSV handles storage failures and how it hides failures from applications. This blog will...
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vNext Failover Clustering in Windows Server Technical Preview
Interested in the new features coming for Failover Clustering? I recently stopped over at Channel 9 and did an interview where we discussed some of the big clustering and availability features in...
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Introducing Cloud Witness in Windows Server 2016
Available in release: Windows Server 2016Author: Amitabh P Tamhane Senior Program Manager Microsoft Corp. Cloud Witness is a new type of Failover Cluster quorum witness being introduced in Windows...
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Troubleshooting Cluster Shared Volume Auto-Pauses – Event 5120
In the previous post http://blogs.msdn.com/b/clustering/archive/2014/10/27/10567706.aspx we have discussed how CSVFS abstracts failures from applications by going through the pause/resume state machine...
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Troubleshooting Cluster Shared Volume Recovery Failure – System Event 5142
In the last post http://blogs.msdn.com/b/clustering/archive/2014/12/08/10579131.aspx we discussed event 5120, which indicates that Cluster Shared Volumes (CSV) observed and error and attempted to...
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Failover Clustering Sessions @ Ignite 2015 in Chicago
If you are going to Ignite 2015 in Chicago next week, here are the cluster related sessions you might want to check out. We'll be talking about some exciting new enhancements coming in vNext. Weren't...
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Invitation: Provide feedback, comments, and vote on Cluster UserVoice page
The clustering team has a new UserVoice page here: http://windowsserver.uservoice.com/forums/295074-clustering that is part of the Windows Server UserVoice page:...
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