Indicates whether or not cempMemPoolUsed,
cempMemPoolFree, cempMemPoolLargestFree and
cempMemPoolLowestFree in this entry contain accurate
data. If an instance of this object has the value
false (which in and of itself indicates an internal
error condition), the values of these objects
in the conceptual row may contain inaccurate
information (specifically, the reported values may be
less than the actual values).