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AVEVA Enterprise SCADA

CommStats connPeriodStats table

  • Last UpdatedApr 24, 2025
  • 2 minute read

The connPeriodStats table in the CommStats database table provides communication statistics for connections.

Internal Field

Data Type

Description

connection

nameType

This field shows the connection associated with RealTime database (RTDB) record.

time

GMTtime

This field shows the timestamp of the hour in seconds (Greenwich Mean Time (GMT)).

offset

GMToffset

This field shows the difference (in minutes) between local time and Coordinated Universal Time (UTC) when the time field was populated.

msg_good

int

This field shows the number of successful messages.

msg_bad

int

This field shows the number of failed messages.

throughput

doubleType

This field shows the calculated value of the overall percent throughput.

conn_none

int

This field shows the number of times an operation was attempted and failed due to loss of connection.

connected

int

This field shows the number of times an operation was established.

conn_fail

int

This field shows the number of times a connection could not be established within the maximum time allowed.

conn_error

int

This field shows the number of bad modem connections or failed network socket connections.

conn_retry

int

This field shows the number of connection retries that were attempted while establishing a connection.

poll_cycle

int

This field shows the number of complete poll cycles.

off_line

int

This field shows the number of times the remote was found to be offline when communication was attempted.

db_error

int

The field shows the number of times a database error was detected.

modem_unavail

int

This field shows the number of times a modem was unavailable and a reservation request couldn't be posted.

modem_reserve

int

This field shows the number of times the connection had to wait for a modem, but a reservation request was successful.

modem_hangop

int

This field shows the number of times a modem was successfully hung up.

tx_error

int

This field shows the number of times a system error occurred while attempting to transmit bytes.

tx_short

int

This field shows the number of times that some of the bytes in a message were not transmitted.

rx_error

int

This field shows the number of times a system error occurred while attempting to receive bytes.

rx_short

int

This field shows the number of times that some of the bytes in a message were not received.

rx_none

int

This field shows the number of times no bytes of a message were received.

normal

int

This field shows the number of times a successful message was received.

ownSysId

tagIDType

This field shows the System ID of the system that owns this point.