You can open the GCP PubSub Publisher agent configuration dialog from a workflow configuration: by right-clicking the agent icon and select Configuration..., or double-click the agent icon.
Main Tab
The GCP PubSub Publisher Main tab contains settings related to the profile and handling of messages for submission by the agent.
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| Setting | Description |
|---|---|
| Google GCP Profile | This is the profile to use for subscription. For more information, see9.38.1 GCP Profile. |
| Project | This is to identify the project that contains the subscribed PubSub subscription and associated Topic. |
| Topic | This is to identify existing PubSub topics within a project. |
| Enable Message Ordering | Check this to publish messages in the same order as the orderingKey. |
| Endpoint | The custom URL that you must specify for using the GCP services. The Endpoint must be specified in the format host:port. |
Advanced Tab
GCP PubSub Publisher Configuration - Advanced tab
| Setting | Description |
|---|---|
Group Messages Threshold | This is to set the number of messages to be allowed in a batch for publishing. |
| Group Milliseconds Threshold | This is to set the time elapse from the first message retrieval before publishing subsequent batches in one instance. |
| Group Kilobytes Threshold | This is the threshold for messages to be published based on the configured kilobytes. Once the size is met, all messages within the threshold will be published in a batch. |
| Max Outstanding Messages | Maximum number of messages to be published from PubSub. |
| Max Outstanding Kilobytes | Maximum size for messages to be published from PubSub. |
| Executor Threads | The number of threads for each stream to handle outgoing messages. |
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