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Viewing trigger monitoring charts in Yandex API Gateway

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Updated at August 12, 2024

You can monitor triggers using the monitoring tools in your management console. These tools display diagnostic information as charts. Metric values are collected and charts are displayed by Monitoring.

The chart update period is 15 seconds.

Viewing monitoring charts

  1. In the management console, select the folder containing your trigger.

  2. Open API Gateway.

  3. Select a trigger to view its monitoring charts.

  4. Go to the Monitoring tab.

  5. The following charts will open on the page:

    • Request latency: Average time it takes a trigger to process a request.
    • Read events: Number of events causing a trigger to fire.
    • Function access errors: Number of access errors when sending messages to WebSocket connections.
    • Function call errors: Number of errors when sending messages to WebSocket connections.

You can select the time period to display information for: hour, day, week, month, or a custom interval.

Custom metrics

To get started with metrics, dashboards, and alerts in Monitoring, in the top-right corner, click Open in Monitoring.

Metric name Units Entity type Comment
serverless.triggers.
inflight		 Invocations
  • request: Message sending.
 Number of concurrent message send-outs.
serverless.triggers.
error_per_second		 Errors per second
  • request: Message sending.
 Error frequency when sending messages.
serverless.triggers.
access_error_per_second		 Errors per second
  • request: Message sending.
 Access error frequency when sending messages.
serverless.triggers.
read_events_per_second		 Events per second
  • incoming: Events causing any trigger to fire, except for a trigger for Yandex Message Queue.
  • message_queue: Events causing a trigger to fire for Yandex Message Queue.
 Frequency of events causing a trigger to fire
serverless.triggers.
execution_time_milliseconds		 Invocations per second
  • request: Message sending.
 Histogram of message sending frequency distribution by request processing time in milliseconds. Request processing time intervals are shown in the bin label.
serverless.triggers.
event_size_exceeded_per_second		 Errors per second
  • incoming: Events causing any trigger to fire except for Yandex Message Queue.
 Frequency of errors when the message size limit is exceeded.

Custom metrics labels

Label name Possible values Comment
trigger Trigger name The label contains the name of the trigger that the metric values refer to.
Id Trigger ID The label contains the ID of the trigger the metric values refer to.
type entity type The label contains the entity type the metric values refer to.
bin Interval of histogram values For metrics represented by a histogram, the label value describes the interval of the measured value during which the event occurred.
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