This article describes an issue that occurs when you copy large files to clustered shared volumes (CSV) storage on Windows Server 2012 R2-based scale-out file servers. A hotfix is available to fix this issue. Before you install this hotfix, see the Prerequisites section.
This issue occurs when the following conditions are true:
Scale-out file servers have more than 64 gigabytes (GB) of physical memory installed.
Scale-out file servers are set to use CSV storage.
The CSV cache is enabled, and the cache size is set to 64 GB or larger.
When this issue occurs, you receive the following error message:
To fix this issue, install MS15-115: Description of the security update for Windows: November 10, 2015.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
See the terminology that Microsoft uses to describe software updates.