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PGXC_COMM_DELAY

Updated at: May 15, 2019 GMT+08:00

PGXC_COMM_STATUS displays the communication library delay status for all the DNs.

Table 1 PGXC_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. Its unit is microsecond.

max_delay

integer

Maximum delay of the current physical connection within 1 minute. Its unit is microsecond.

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