Fission Metrics Reference

Fission Metrics - List of Prometheus metrics in Fission

To access these metrics, you’ll need to install Fission 1.16 or higher.

Metric Name	Component	Labels	Description
http_requests_total	General	path, method, code	Number of requests by path, method and status code
http_requests_duration_seconds	General	path, method	Time taken to serve the request by path and method
http_requests_in_flight	General	path, method	Number of requests currently being served by path and method
fission_function_cold_starts_total	Executor	function_name, function_namespace	How many cold starts are made by function_name, function_namespace
fission_function_running_seconds	Executor	function_name, function_namespace	The running time (last access - create) in seconds of the function
fission_function_cold_start_errors_total	Executor	function_name, function_namespace	Count of Fission cold start errors
fission_function_calls_total	Router	function_namespace, function_name, path, method, code	Count of Fission function calls
fission_function_errors_total	Router	function_namespace, function_name, path, method, code	Count of Fission function errors
fission_function_overhead_seconds	Router	function_namespace, function_name, path, method, code	The function call delay caused by Fission.
fission_archives_total	StorageSvc	Nil	Number of archives stored
fission_archive_memory_bytes	StorageSvc	Nil	Amount of memory consumed by archives
fission_mqt_subscriptions	MqTrigger	Nil	Total number of subscriptions to mq currently
fission_mqt_messages_processed_total	MqTrigger	trigger_name, trigger_namespace	Total number of messages processed by trigger