Failure/Rejection/Retransmission KPIs
The following table lists Failure/Rejection/Retransmission KPIs.
KPI Name |
Description |
Expression |
---|---|---|
UE Disconnect Reasons |
UE disconnection reasons. |
sum(sgw_ue_disconnect_stats {reason!='null'}) by (reason, namespace) |
PDN Failure Rate |
Total attach attempted – Total attach success/Total attach attempted |
sum(sgw_service_stats{interface= \"interface_sgw_egress\", sgw_procedure_type= \"initial_attach\", status=\"attempted\"} by (namespace))-um(sgw_service_stats {interface=\"interface_sgw_egress\", sgw_procedure_type=\"initial_attach\", status=\"success\"} by (namespace))/sum(sgw_service_stats {interface=\"interface_sgw_egress\", sgw_procedure_type=\"initial_attach\", status=\"attempted\"} by (namespace)) |
PDN Disconnect Reason |
PDN disconnection reason |
sum(sgw_pdn_disconnect_stats {reason!='null'}) by (reason,namespace) |
GTPC Path Failure |
GTPC path failure |
sum(rate(sgw_ue_disconnect_stats {reason=~'s11_path_failure| s5e_path-failure| s11_path_failure_local_purge| s5e_ path_failure_local_purge| s5e_recovery|s11_recovery| s5e_recovery_local_purge| s11_recovery_local_purge'} [5m])) by (namespace) |
Intra EUTRAN Handover Failure Rate |
(S1 HO SGW Relocation Success + TAU HO SGW Relocation + X2 HO SGW Relocation + Inter/Intra MME HO failure) / S1 HO SGW Relocation Attempted + TAU HO SGW Relocation Attempted + TAU HO SGW Relocation Attempted + Inter/Intra MME HO Attempted) |
sum(rate(sgw_service_stats {sgw_procedure_type=~ 's1_sgw_relocation_attach| x2_sgw_relocation_attach| inter_mme_handover| intra_mme_handover’,status= \"rejected\"} [5m])) by (sgw_procedure_type,namespace)/ sum(rate(sgw_service_stats {sgw_procedure_type=~ 's1_sgw_relocation_attach| x2_sgw_relocation_attach| inter_mme_handover| intra_mme_handover, status=\"attempted\"}[5m])) by (sgw_procedure_type, namespace) |
Inter System Handover Failure Rate |
(WiFi HO Failure + GnGp HO Failure) / (WiFi HO Attempted + GnGp HO Attempted) |
sum(rate(sgw_service_stats {sgw_procedure_type=~’ inter_system_handover_attach| x2_gngp_to_lte_relocation_attach| s1_gngp_to_lte_relocation_attach', status=\"success\"}[5m])) by (sgw_procedure_type,namespace)/ sum(rate(sgw_service_stats {sgw_procedure_type=~’ inter_system_handover_attach| x2_gngp_to_lte_relocation_attach| s1_gngp_to_lte_relocation_attach', status=\"attempted\"}[5m])) by (sgw_procedure_type,namespace) |