
466 DB2 Performance Expert for Multiplatforms V2.2
The formula used in the Value field is:
( SORT_OVERFLOWS / TOTAL_SORTS ) * 100
Table A-10 shows the value of comparison expression, warning threshold,
problem threshold, and the content of recommendation for counter Sort overflow.
Table A-10 Sort overflow counter value
SQL activity cluster definitions
The SQL activity cluster contains Rules of Thumb that evaluate simple counters.
These counters are compared with values that are a means to reduce the size of
the result of the underlying query. The filter expression in the cluster definition
excludes the following operations:
Static Commit
Static ...