db2licm

SQL8000N DB2START processing failed.

Cause: License Expired or License key have not yet been added.

If you get this after installing You might have to add the license key

As root

/usr/opt/db2_08_01/adm/db2licm -a /ese.sbcs/db2/license/db2ese.lic

License added successfully!!

SQL8017W The number of processors on this machine exceeds the defined
entitlement of...

db2licm -n "Product identifier" "Number of processors entitled to this product"

db2licm -n DB2ESE 2

Updates the number of processors to 2 for the product DB2ESE.

db2licm -l gives more information about the installed products with license info.