Article ID: 302594 - View products that this article applies to.
This article was previously published under Q302594
This article describes the System hive and the startup process.
Windows Server 2003 increases the amount of memory that is available when the computer starts. In Microsoft Windows 2000, 16 megabytes (MB) of memory are available during the startup process. In this 16 MB of memory, the following items must load: The System hive, the Page Frame Number (PFN) database, the Windows NT Loader (NTLDR), the kernel, the hardware abstraction layer (HAL), and the boot drivers. Typically, only the resources that are required to start up the computer can transfer information into the System hive.
Windows Server 2003 can increase the size of the memory that is available for the startup process as follows:
269075For more information about components that can remove entries from the System hive, click the following article numbers to view the articles in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/269075/ )Error message: Windows 2000 could not start because the following file is missing or corrupt: \Winnt\System32\Config\Systemced
(https://support.microsoft.com/kb/216369/ )Unable to create a large number of Dynamic Host Configuration Protocol (DHCP) scopes
259930For more information about components that can remove entries from the System hive, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/259930/ )Cannot start Windows 2000 with a large number of DNS zones
(https://support.microsoft.com/kb/270028/ )Windows NT may not start with many DFS shares
Article ID: 302594 - Last Review: December 3, 2007 - Revision: 9.2