UniInt Failover Specific Error Messages Informational 16-May-06 10:38:00 Message modbusE 1> UniInt failover: Interface in the state. “Backup” Upon system startup, the initial transition is made to this state. While in this state the Meaning interface monitors the status of the other interface participating in failover. When configured for Hot failover, data received from the data source is queued and not sent to the PI Server while in this state. The amount of data queued while in this state is determined by the failover update interval. In any case, there will be typically no more than two update intervals of data in the queue at any given time. Some transition chains may cause the queue to hold up to five failover update intervals worth of data. 16-May-06 10:38:05 Message modbusE 1> UniInt failover: Interface in the state and actively sending data to “Primary” PI. Backup interface not available. While in this state, the interface is in its primary role and sends data to the PI Server as Meaning it is received. This message also states that there is not a backup interface participating in failover. 16-May-06 16:37:21 Message modbusE 1> UniInt failover: Interface in the state and actively sending data to “Primary” PI. Backup interface available. While in this state, the interface sends data to the PI Server as it is received. This Meaning message also states that the other copy of the interface appears to be ready to take over the role of primary.
UniInt Failover Specific Error Messages Informational Message 16-May-06 10:38:00 modbusE 1> UniInt failover: Interface in the “Backup” state. Meaning Upon system startup, the initial transition is made to this state. While in this state the interface monitors the status of the other interface participating in failover. When configured for Hot failover, data received from the data source is queued and not sent to the PI Server while in this state. The amount of data queued while in this state is determined by the failover update interval. In any case, there will be typically no more than two update intervals of data in the queue at any given time. Some transition chains may cause the queue to hold up to five failover update intervals worth of data. Message 16-May-06 10:38:05 modbusE 1> UniInt failover: Interface in the “Primary” state and actively sending data to PI. Backup interface not available. Meaning While in this state, the interface is in its primary role and sends data to the PI Server as it is received. This message also states that there is not a backup interface participating in failover. Message 16-May-06 16:37:21 modbusE 1> UniInt failover: Interface in the “Primary” state and actively sending data to PI. Backup interface available. Meaning While in this state, the interface sends data to the PI Server as it is received. This message also states that the other copy of the interface appears to be ready to take over the role of primary.
PI_ModbusE_4.0.2.80.docx