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  5. PG_COMM_DELAY

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. The 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.