I'm investigating a performance problem and looking at the DB2EXFMT output , I see a negative value for estimated bufferpool buffers. Any ideas what this means please?�
Is it a known problem?
5) NLJOIN: (Nested Loop Join)
Cumulative Total Cost: 30421.5
Cumulative CPU Cost: 5.75735e+10
Cumulative I/O Cost: 794.573
Cumulative Re-Total Cost: 27191.8
Cumulative Re-CPU Cost: 5.75677e+10
Cumulative Re-I/O Cost: 0
Cumulative First Row Cost: 620.171
Estimated Bufferpool Buffers: -5.3059e+06
