PG_COMM_DELAY

PG_COMM_DELAY displays the communication library delay status for a single DN.

**Table 1** PG_COMM_DELAY columns
Name	Type	Description
node_name	text	Node name
remote_name	text	Name of the peer node
remote_host	text	IP address of the peer
stream_num	integer	Number of logical stream connections used by the current physical connection
min_delay	integer	Minimum delay of the current physical connection within 1 minute. Its unit is microsecond. NOTE: A negative result is invalid. Wait until the delay status is updated and query again.
average	integer	Average delay of the current physical connection within 1 minute. The unit is microsecond.
max_delay	integer	Maximum delay of the current physical connection within 1 minute. The unit is microsecond.