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DOCS-4639 #2111

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DOCS-4639 - add note about KB2731284 on Win7,Server 08R2
Jan 16, 2015
b6737cb
DOCS-4639 - rewording
Jan 16, 2015
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23 changes: 21 additions & 2 deletions source/administration/production-notes.txt
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Expand Up @@ -301,7 +301,7 @@ MongoDB on Linux

.. important:: The following discussion only applies to
Linux, and therefore does not affect deployments where :program:`mongod`
instances run other UNIX-like systems or on Windows.
instances run on other UNIX-like systems or on Windows.

Kernel and File Systems
```````````````````````
Expand Down Expand Up @@ -407,10 +407,29 @@ This procedure is neither exact nor exhaustive: many symbols used by

.. _production-virtualization:

MongoDB on Windows
~~~~~~~~~~~~~~~~~~

.. important:: The following discussion only applies to
Windows, and therefore does not affect deployments where :program:`mongod`
instances run on UNIX-like systems.

MongoDB 2.6.6 and Later Using MMAPv1
````````````````````````````````````

Microsoft has released a hotfix for Windows 7 and Windows Server 2008
R2, `KB2731284 <http://support.microsoft.com/kb/2731284>`_, that repairs a bug
in these operating systems' use of memory-mapped files that adversely affects
the performance of MongoDB using the MMAPv1 storage engine.

Install this hotfix to obtain significant performance improvements on MongoDB
2.6.6 and later releases in the 2.6 series, which use MMAPv1 exclusively,
and on 2.8 and later when using MMAPv1 as the storage engine.

MongoDB on Virtual Environments
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

The section describes considerations when running MongoDB in some of the
This section describes considerations when running MongoDB in some of the
more common virtual environments.

For all platforms, consider :ref:`virtualized-disks-scheduling`.
Expand Down