GLOBAL_CANDIDATE_STATUS

GLOBAL_CANDIDATE_STATUS displays the number of candidate buffers and buffer eviction information of all instances in the database.

**Table 1** GLOBAL_GET_BGWRITER_STATUS columns
Name	Type	Description
node_name	text	Node name
candidate_slots	integer	Number of pages in the candidate buffer chain of the current normal buffer pool
get_buf_from_list	bigint	Number of times that pages are obtained from the candidate buffer chain during buffer eviction in the current normal buffer pool
get_buf_clock_sweep	bigint	Number of times that pages are obtained from the original eviction solution during buffer eviction in the current normal buffer pool
seg_candidate_slots	integer	Number of pages in the candidate buffer chain of the current segment buffer pool
seg_get_buf_from_list	bigint	Number of times that pages are obtained from the candidate buffer chain during buffer eviction in the current segment buffer pool
seg_get_buf_clock_sweep	bigint	Number of times that pages are obtained from the original eviction solution during buffer eviction in the current segment buffer pool