Nexus Metrics

SUPPORT, STABILITY, and DEPENDENCY INFO

Temporal Nexus is available in Public Preview for Temporal Cloud and self-hosted deployments.

Nexus provides SDK metrics, Cloud metrics, and OSS Cluster metrics in addition to integrated execution debugging.

SDK Metrics

SDK metrics are emitted from a Nexus Worker, including:

• nexus_poll_no_task
• nexus_task_schedule_to_start_latency
• nexus_task_execution_failed Worker
• nexus_task_execution_latency
• nexus_task_endtoend_latency

Cloud Metrics

Cloud metrics are emitted by Temporal Cloud, including:

• Caller Namespace
  • RespondWorkflowTaskCompleted - schedule a Nexus Operation.
• Handler Namespace
  • PollNexusTaskQueue - get a Nexus Task to process, for example to start a Nexus Operation.
  • RespondNexusTaskCompleted - report the Nexus Task was successful.
  • RespondNexusTaskFailed - report the Nexus Task failed.

OSS Cluster Metrics

Cluster metrics are emitted from an OSS Cluster, including:

• History Service metrics
• Concurrency Limiter metrics
• Frontend Service metrics