Config\UpdateInterval

Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

HKLM\SYSTEM\CurrentControlSet\Services\W32Time\Config

Data type Range Default value

REG_DWORD

 

100 (domain controllers) 30000(member servers) 360000(standalone computers)

Description

Specifies the number of intervals, .01 seconds in length, between phase correction adjustments.

Activation Method

To make changes to this entry effective, at the command line, type:

w32tm /config /update

Note

  • Increasing the value of this entry increases the efficiency of the time service, but makes the time service less able to account for clock drift. The value should be set low on domain controllers, which must maintain time as accurately as possible, and increased on computers for which efficiency is a higher priority.