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