Yandex Monitoring metric reference
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Updated at September 30, 2024
This section describes Cloud Functions metrics delivered to Monitoring.
The metric name is written to the name label.
All Cloud Functions metrics share the service=serverless-functions label.
Histogram metrics
Labels common for all histogram metrics:
| Label | Value |
|---|---|
| resource_id | Function ID |
| version_id | Function version ID |
| Metric name Type, unit |
Description Labels |
|---|---|
duration_ms_histogramIGAUGE, milliseconds |
Histogram of distribution of function run time.bin label: Histogram buckets. |
Function performance metrics
Common labels for all function performance metrics:
| Label | Value |
|---|---|
| resource_id | Function ID |
| version_id | Function version ID |
| resource_type | Resource type. The value is always function. |
| Metric name Type, unit |
Description |
|---|---|
functions_avg_durationDGAUGE, milliseconds |
Average function execution time. |
functions_avg_init_durationDGAUGE, milliseconds |
Average function initialization time. |
functions_avg_memoryDGAUGE, bytes |
Average memory used by the function. |
functions_avg_queue_durationDGAUGE, milliseconds |
Average execution wait time for a queued function. |
functions_errorsDGAUGE, errors |
Number of errors when executing a function. |
functions_finishedDGAUGE, number |
Number of completed function executions. |
functions_inflightDGAUGE, invocations |
Number of concurrent function invocations. |
functions_initsDGAUGE, initializations |
Number of function initializations. |
functions_max_durationDGAUGE, milliseconds |
Maximum function execution time. |
functions_max_init_durationDGAUGE, milliseconds |
Maximum function initialization time. |
functions_max_memoryDGAUGE, bytes |
Maximum memory used by the function. |
functions_max_queue_durationDGAUGE, milliseconds |
Maximum execution wait time for a queued function. |
functions_min_durationDGAUGE, milliseconds |
Minimum function execution time. |
functions_min_init_durationDGAUGE, milliseconds |
Minimum function initialization time. |
functions_min_memoryDGAUGE, bytes |
Minimum memory used by the function. |
functions_min_queue_durationDGAUGE, milliseconds |
Minimum execution wait time for a queued function. |
functions_startedDGAUGE, number |
Number of function runs. |
functions_sum_durationDGAUGE, milliseconds |
Total function execution time. |
functions_sum_init_durationDGAUGE, milliseconds |
Total function initialization time. |
functions_sum_memoryDGAUGE, bytes |
Total memory used by the function. |
functions_sum_queue_durationDGAUGE, milliseconds |
Total execution wait time for a queued function. |
functions_throttlesDGAUGE, number |
Number of times the function got run restrictions. |
Function metrics
Common labels for all function metrics:
| Label | Value |
|---|---|
| function | Function ID |
| version | Function version ID |
| Metric name Type, unit |
Description Labels |
|---|---|
serverless.functions.errors_per_secondDGAUGE, errors/s |
Error frequency when processing function invocations. |
serverless.functions.execution_time_millisecondsIGAUGE, invocations/ms |
Histogram of function invocation frequency distribution by request processing time. Request processing time intervals are presented in the bin label. |
serverless.functions.finished_per_secondDGAUGE, invocations/s |
Frequency of completing function invocation processing. |
serverless.functions.inflightDGAUGE, invocations |
Number of concurrent function invocations. |
serverless.functions.initializations_per_secondDGAUGE, initializations/s |
Frequency of new function instance initializations. |
serverless.functions.started_per_secondDGAUGE, invocations/s |
Function invocation frequency. |
serverless.functions.used_memory_bytesIGAUGE, invocations/s |
Histogram of function invocation frequency distribution by the amount of memory used in bytes. Intervals of the amount of memory used by the request are presented in the bin label. |
Trigger metrics
Common labels for all trigger metrics:
| Label | Value |
|---|---|
| trigger | Trigger ID |
| type | Trigger activation type: incoming or request. |
| Metric name Type, unit |
Description Labels |
|---|---|
serverless.triggers.access_error_per_secondDGAUGE, errors/s |
Access error frequency when processing function invocations. |
serverless.triggers.error_per_secondDGAUGE, errors/s |
Error frequency when processing function invocations. |
serverless.triggers.execution_time_millisecondsIGAUGE, invocations/ms |
Histogram of function invocation frequency distribution by request processing time. Request processing time intervals are presented in the bin label. |
serverless.triggers.inflightDGAUGE, invocations |
Number of concurrent function invocations. |
serverless.triggers.read_events_per_secondDGAUGE, number/s |
Frequency of events causing a trigger to fire. |
DB connection metrics
Common labels for all DB connection metrics:
| Label | Value |
|---|---|
| mdbproxy | DB connection ID |
| Metric name Type, unit |
Description Labels |
|---|---|
serverless.mdbproxy.connections_inflightDGAUGE, number |
Number of simultaneous active DB connections. |
serverless.mdbproxy.query_execution_time_millisecondsIGAUGE, number/ms |
Histogram of DB query execution distribution.bin label: Histogram buckets. |