FIX: Affinity Mask Option in sp_configure Does Not Support 32 Processors (295466)

The information in this article applies to:

Microsoft SQL Server 2000 (all editions)

This article was previously published under Q295466

BUG #: 236045 (SHILOH_BUGS)

SYMPTOMS

Changing the affinity mask option to a value of 32 processors:

sp_configure "affinity mask", 0xffffffff

may result in the following error:

Msg 15129, Level 16, State 1, Server MSFT, Procedure sp_configure, Line 242 '-1' is not a valid value for configuration option 'affinity mask'.

RESOLUTION

To resolve this problem, obtain the latest service pack for SQL Server 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

290211 INF: How to Obtain the Latest SQL Server 2000 Service Pack

WORKAROUND

To allow SQL Server to be scheduled on all processors, set the affinity mask value to 0:

sp_configure "affinity mask", 0

STATUS

Microsoft has confirmed that this is a problem in SQL Server 2000. This problem was first corrected in SQL Server 2000 Service Pack 1.

MORE INFORMATION

For additional information, see the "Affinity Mask Option" topic in SQL Server 2000 Books Online.

Modification Type:	Major	Last Reviewed:	11/5/2003
Keywords:	kbBug kbfix kbSQLServ2000sp1fix KB295466