Open an Administrative Command Prompt.
Type:
osql -E -S \.pipeMSSQL$MICROSOFT##SSEEsqlquery
Now at the SQL prompt, type:
1> sp_configure ‘show advanced options’,1
2> reconfigure with override
3> go
The screen displays:
Configuration option ‘show advanced options’ changed from 0 to 1. Run the RECONFIGURE statement to install.
Type:
1> sp_configure ‘max server memory’, 512
2> go
(NB The RAM usage of 512Mb is a suggestion, use whatever is appropriate in your environment.)
The screen displays:
Configuration option ‘max server memory (MB)’ changed from 2147483647 to 512. Run the RECONFIGURE statement to install.
Type:
1> exit
Restart the service, or reboot the server. The database instance may be opened in the management applet using the above notation.