4 NSSF Metrics
The following are NSSF Metrics:
Success Measurements
Table 4-1 Success Measurements
| Tag | Dimensions | Description | Microservice |
|---|---|---|---|
| ocnssf_nsselection_rx |
AMF Instance Id, Message Type Method |
Count of request messages received by NSSF for the Nocnssf_NSSelection service | NSSelection |
| ocnssf_nsselection_success_response_tx |
AMF Instance Id, Message Type Method |
Count of success response messages sent by NSSF for requests for the Nocnssf_NSSelection service | NSSelection |
| ocnssf_nsselection_policy_match |
AMF Instance Id, Message Type Policy Rule Name |
Count of policy matches found during processing of request messages for the Nocnssf_NSSelection service | NSSelection |
| ocnssf_nsselection_time_match |
AMF Instance Id, Message Type, Time Profile Name |
Count of time profile matches found during processing of request messages for the Nocnssf_NSSelection service | NSSelection |
| ocnssf_nsselection_nsi_selected |
AMF Instance Id, Message Type, NSI Profile Name |
Count of Network Slice Instances selected during processing of request messages for the Nocnssf_NSSelection service | NSSelection |
| ocnssf_nsselection_nrf_discovery_tx | None | Count of NRF discoveries performed during processing of request messages for the Nocnssf_NSSelection service | NSSelection |
| ocnssf_nsselection_nrf_discovery_success | None | Count of successful discovery results received from NRF during processing of request messages for the Nocnssf_NSSelection service | NSSelection |
| ocnssf_nssaiavailability_rx |
Method, Operation . |
Count of request messages received by NSSF for the Nocnssf_NSSAIAvailability service | NSAvailability |
| ocnssf_nssaiavailability_success_response_tx |
Method, Operation |
Count of success response messages sent by NSSF for requests for the Nocnssf_NSSAIAvailability service | NSAvailability |
| ocnssf_nssaiavailability_notification_tx | Subscription- Id | Count of notification messages sent by NSSF as part of Nocnssf_NSSAIAvailability service | NSSubscription |
| ocnssf_nssaiavailability_notification_success_response_rx | Subscription- Id | Count of success notification response messages received by NSSF for requests for the Nocnssf_NSSAIAvailability service | NSSubscription |
| ocnssf_nsselection_requests_duration_seconds_sum | Time duration in seconds take by OCNSSF to process requests to NS-Selection | NSSelection | |
| ocnssf_nsselection_requests_duration_seconds_count | Count of number of requests processed by NS-Selection | NSSelection | |
| ocnssf_nsselection_requests_duration_seconds_max | Max of Time duration in seconds take by OCNSSF to process requests to NS-Selection | NSSelection | |
| ocnssf_db_query_duration_seconds_sum | query_type | Time duration in seconds to process dbQuery | NA |
| ocnssf_db_query_duration_seconds_count | query_type | Count of number of dbQuery | NA |
| ocnssf_db_query_duration_seconds_max | query_type | Max of Time duration in seconds take to process dbQuery | NA |
Error Measurements
Table 4-2 Error Measurements
| Tag | Dimensions | Description | Micro-service |
|---|---|---|---|
| ocnssf_configuration_database_read_error | None | Count of errors encountered when trying to read the configuration database | NSSelection |
| ocnssf_configuration_database_write_error | None | Count of errors encountered when trying to write to the configuration database | NSConfig |
| ocnssf_state_data_read_error | None | Count of errors encountered when trying to read the state database | NSSelection |
| ocnssf_state_data_write_error | None | Count of errors encountered when trying to write to the state database | NSAvailability |
| ocnssf_nsselection_nrf_discovery_failure | Status | Count of errors encountered when trying to reach the NRF's discovery service | NSSelection |
| ocnssf_nsselection_policy_not_found |
AMF Instance Id, Message Type |
Count of request messages that did not find a configured policy | NSSelection |
| ocnssf_nssaiavailability_subscription_failure |
Operation, Method, Status |
Count of subscribe requests rejected by NSSF | NSAvailability |
| ocnssf_nssaiavailability_notification_failure |
Subscription- Id Status |
Count of failure notification response messages received by NSSF for requests for the Nocnssf_NSSAIAvailability service | NSSubscription |
Dimensions
Table 4-3 Dimensions
| Dimension | Values | Notes |
|---|---|---|
| Message Type | INITIAL_REGISTRATION/PDU_SESSION/UE_CONFIG_UPDATE | This specifies the type of NS-Selection query message |
| AMF Instance Id | None | NF-Id of AMF |
| Subscription- Id | None | Subscription -ID |
| Operation | UPDATE/DELETE/SUBSCRIBE/UNSUBSCRIBE | NS-Availability Operation |
| Method | POST/PUT/PATCH/DELETE/GET/OPTIONS | HTTP method |
| Status | None | HTTP response code |
| query_type | applypolicy_reg/applypolicy_pdu/evaluate_amfset/evaluate_resolution | Type of DB read query |
Common Metrics
Table 4-4 Common Metrics
| Tag | Dimensions | Description | Microservice |
|---|---|---|---|
| http_requests_total | Counter | direction, method, uri, http_version, host |
Requests received/sent from the microservice.
|
| http_responses_total | Counter |
direction, status_code, http_version |
Responses received/sent from the microservice |
| http_request_bytes | Histogram | direction, method, uri, http_version | Size of requests, including header and body. Grouped in 100 byte buckets. |
| http_response_bytes | Histogram | direction, http_version | Size of responses, including header and body. Grouped in 100 byte buckets. |
| bandwidth_bytes | Counter | direction | Amount of ingress and egress traffic sent and received by the microservice. |
| request_latency_seconds | Histogram | Time (in microseconds) to process an ingress request. Measured from when the request is received to when the response is sent. Grouped in 20us buckets. | None |
Common Attributes
Table 4-5 Common Attributes
| Attribute | Description |
|---|---|
| application | The name of the application that the microservice is a part of. |
| eng_version | The eng version of the application. |
| microservice | The name of the microservice. |
| namespace | The namespace in which microservice is running. |
| node | The name of the worker node that the microservice is running on |