Bulk Statistics Support

The following are the examples for eMPS messages:

sgw_pdn_emps_counters{app_name="smf",cluster="cn",data_center="cn",instance_id="0",
service_name="sgw-service",status="active"} 1
sgw_pdn_emps_stats{app_name="smf",cluster="cn",data_center="cn",instance_id="0",
service_name="sgw-service",status="release"} 7
sgw_pdn_emps_stats{app_name="smf",cluster="cn",data_center="cn",instance_id="0",
service_name="sgw-service",status="setup"} 8
gtpc_app_priority_events{app_name="smf",cluster="smf",data_center="smf",event_type=
"NumRxModifyBearerResFrmSerSuccess",instance_id="0",
interface_type="S11",priority_msg="true",service_name="gtpc-ep"} 3
gtpc_app_priority_events{app_name="smf",cluster="smf",data_center="smf",event_type=
"RxCreateSessionRes",instance_id="0",interface_type="S5E",
priority_msg="true",service_name="gtpc-ep"} 2
proto_pfcp_msg_total{app_name="smf",cluster="smf",data_center="smf",instance_id="0",
interface_type="SXA",message_direction="outbound",
message_name="N4_MSG_SESSION_ESTABLISHMENT_REQUEST",msgpriority="True",service_name=
"protocol",status="accepted",transport_type="origin"} 2
proto_pfcp_msg_total{app_name="smf",cluster="smf",data_center="smf",instance_id="0",
interface_type="SXA",message_direction="outbound",
message_name="N4_MSG_SESSION_MODIFICATION_REQUEST",msgpriority="True",service_name="protocol",
status="accepted",transport_type="origin"} 6