Monitor CONNECT to PI data transfer metrics
- Last UpdatedMar 17, 2025
- 2 minute read
- CONNECT
- CONNECT to PI Agent
- Agents
- PI Server
To view CONNECT to PI transfer progress, select Monitor under the appropriate transfer in the agent details pane. This opens the Metrics window. The following table lists these data statuses and their meanings.
|
Category |
Metric |
Meaning |
|---|---|---|
|
General |
Stream Count |
The number of streams in the transfer. Stream count is also sent by the agent to CONNECT data services and stored in a stream that is available for viewing and analysis. Stream name: StreamCount Stream Id: <agent host machine name>.CONNECT.<transfer name>.StreamCount |
|
General |
Average Data Rate |
The 1-minute rolling average rate at which data is received by the agent. Average data rate is also sent by the agent to CONNECT data services and stored in a stream that is suitable for viewing and analysis. Stream name: IORate Stream Id: <agent host machine name>.CONNECT.<transfer name>.IORate |
|
General |
Average Error Rate |
The 1-minute rolling average rate at which errors occur while data is being received by the agent. Average error rate is also sent by the agent to CONNECT data services and stored in a stream that is suitable for viewing and analysis. Stream name: ErrorRate Stream Id: <agent host machine name>.CONNECT.<transfer name>.ErrorRate |
|
General |
Current Activity |
The current transfer activity. Possible values are Sending Streaming Data, Sending Backfill Data, Sending Historical Data, or Inactive. |
|
Streaming |
Total Streamed Events |
The total number of streaming events transferred to the agent during the transfer lifetime. |
|
Streaming |
Last Update Time |
The last time at which a streaming event was received by the agent. |
|
Streaming Backfill |
Total Backfilled Events |
The total number of streaming events recovered during the transfer lifetime. Recovery is necessary only when the agent has been offline for more than one hour, which causes the agent's bookmark into the Change Broker service to be invalidated. No data loss will occur as long as events are written in time order. |
|
History Recovery |
Historical Transfer |
The completion percentage of the historical transfer. History recovery occurs only once during the transfer lifetime. |
|
History Recovery |
Recovered Events |
The total number of historical events recovered during the transfer lifetime. |