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Debug break on Windows Server 2012 R2 with snapshots on a CSV volume

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Symptoms

Consider the following scenario:
  • You have a server that runs Windows Server 2012 R2.
  • You have a Cluster Shared Volume (CSV).
  • You create one or more snapshots of this volume.
  • IO failures occur on the CSV volume and its snapshots at the same time.
  • After a while, one of the snapshots (or the CSV volume itself) is stuck in Draining state.
In this scenario, the CSV volume will be inaccessible until a failover occurs.

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Resolution

To resolve this issue, install update 2919355. For more information about how to obtain update 2919355, click the following article number to view the article in the Microsoft Knowledge Base:
2919355 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Update April, 2014

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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More Information

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

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Keywords: kbqfe, kbfix, kbsurveynew, kbexpertiseinter, kb

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Article Info
Article ID : 2926660
Revision : 1
Created on : 1/7/2017
Published on : 4/9/2014
Exists online : False
Views : 182