Statistics

SMF supports statistics for the following causes on the N11 interface messages that it receives from AMF.

SM Context Release Request:

  • REL_DUE_TO_UP_SEC

  • PDU_SESSION_STATUS_MISMATCH

SM Context Update Request when you configure the Release flag to True:

  • REL_DUE_TO_SLICE_NOT_AVAILABLE

  • REL_DUE_TO_REACTIVATION

  • REL_DUE_TO_DUPLICATE_SESSION_ID

The following is an example showing the statistics for the REL_DUE_TO_SLICE_NOT_AVAILABLE cause:

smf_service_amf_msg_total{app_name="smf",cause_code=

"REL_DUE_TO_SLICE_NOT_AVAILABLE",cluster="smf",

data_center="smf",direction="inbound",instance_id="1",message_type="pdu_session_release_request_amf",

procedure_type="PDU Session Release - AMF initiated Mod Req",service_name="smf-service"} 2