System metrics are scraped through our Prometheus metrics Web Service endpoint.
To enable Open Telemetry metrics, you must configure an Open Telemetry metrics exporter, otherwise, a noop meter provider is used.
Metric Name | Description | Metric Type | Default Labels | Optional Labels | Default Buckets | |
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| 1 | uc_history_total | Total number of task instances that completed with an end status of In Doubt, Start Failure, Confirmation Required, Cancelled, Failed, Skipped, Finished, or Success. | Counter |
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| 2 | uc_task_instance_launch_total | Total number of task instances launched. | Counter |
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| 3 | uc_task_instance_late_start_total | Total number of task instances that started late. | Counter |
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| 4 | uc_task_instance_late_finish_total | Total number of task instances that finished late. | Counter |
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| 5 | uc_task_instance_early_finish_total | Total number of task instances that finished early. | Counter |
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| 6 | uc_task_instance_duration_seconds | Task instance duration in seconds. | Histogram |
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| 1, 2.5, 5, 10, 15, 30, 45, 60, 150, 300, 600, 900, 1800, 2700, 3600 The values are in seconds and translates to the following: 1s, 2.5s, 5s, 10s, 15s, 30s, 45s, 60s, 2.5m, 5m, 10m, 15m, 30m, 45m, 1hr You can customize the buckets by adding the following property to uc.properties. uc.prometheus.metrics.uc_task_instance_duration_seconds.buckets=1,2.5,5,10,15,30,45,60,150,300,600,900,1800,2700,3600 |
| 7 | uc_universal_event_total | Total number of Universal Events published by Universal Event Templates and Universal Template Event Templates. | Counter |
The universal_template_name and universal_extension_name label values are non-empty for published local Universal Events (defined by a Universal Template Event Template) and empty for published global Universal Events (defined by a Universal Event Template). |
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