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Introduction
Microsoft® SQL Server™ 2005 continues to innovate and extend I/O performance and reliability. With new innovations come new terms, designs, and algorithms.
The SQL Server 2000 I/O Basics document is a prerequisite to the information contained in this document. Read it before you read this paper.
As the administrator of a SQL Server 2005 installation, you will find that visibility into the SQL Server I/O subsystem has been significantly increased. A primary focus of the SQL Server 2005 I/O design was overall stability of performance and data integrity as these relate to the outside influences of the I/O subsystem/path. The new and extended features provide both more visibility and more capabilities. You can maintain a SQL Server 2005 installation with high confidence in the system.
This white paper introduces new terms, discusses maintenance and configuration issues, new and improved error messages, and I/O enhancements.
After reading this document you will better understand SQL Server I/O needs and capabilities.
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