Check manual page of db2_sort_overflow
DB2 Sort Overflow Percentage
This check monitors the amount of sort overflows in percent.
You can set limits to raise alerts if the overflow percentage is too high.
This check needs the mk_db2 plugin installed in the agent.
The DB2 instance name followed by a : and the database name, e.g. db2ilog1:REST1
One separate check for each database will be created.