DBCC FREESYSTEMCACHE ('ALL')

DBCC FREEPROCCACHE

USE [tempdb]

GO

DBCC SHRINKFILE (N'tempdev' , 1000)

I found this information here: http://social.msdn.microsoft.com/Forums/en-US/sqldatabaseengine/thread/2a00c314-f35e-4900-babb-f42dcde1944b%5B/quote%5D

Thanks Erik,

This worked for me. I have a new clustered 2008R2 server and the log file was full when I got it. None of the scheduled backups would work as it had no space left on the TempDB drive.

Regards,

Alex