Microsoft small business knowledge base

Article ID: 170009 - Last Review: November 1, 2013 - Revision: 4.0

This article was previously published under Q170009
This article has been archived. It is offered "as is" and will no longer be updated.


On a compressed NTFS partition, the Microsoft Exchange Server information store, may get corrupted when its size reaches about 4 gigabytes (GB). This can cause failure of the information store.

More information

A compressed NTFS partition can adversely affect the Microsoft Exchange Server by causing one or more of the following problems:

  • High CPU utilization.
  • Enumeration of large NTFS directory may take a long time.
  • Degradation of NTAS server with NTFS partition that includes many Files.
For additional information, please see the following articles in the Microsoft Knowledge Base:
128447  ( ) Enumeration of Large NTFS Directory Takes a Long Time

130839  ( ) NTFS Performance Problem with Many Files

Applies to
  • Microsoft Exchange Server 5.5 Standard Edition
  • Microsoft Exchange 2000 Server Standard Edition
kbnosurvey kbarchive kbprb KB170009
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