Prometheus Metrics

MetalLB exposes different Prometheus metrics that are listed below.

MetalLB Allocator Addresses metrics

Name Description
metallb_allocator_addresses_in_use_total Number of IP addresses in use, per pool
metallb_allocator_addresses_total Number of usable IP addresses, per pool

MetalLB K8S client metrics

Name Description
metallb_k8s_client_updates_total Number of k8s object updates that have been processed
metallb_k8s_client_update_errors_total Number of k8s object updates that failed for some reason
metallb_k8s_client_config_loaded_bool 1 if the MetalLB configuration was successfully loaded at least once
metallb_k8s_client_config_stale_bool 1 if running on a stale configuration, because the latest config failed to load

MetalLB BGP metrics

# HELP metallb_bgp_updates_total Number of BGP UPDATE messages sent
# TYPE metallb_bgp_updates_total counter
metallb_bgp_updates_total{peer="172.23.0.5:0"} 1
metallb_bgp_updates_total{peer="172.23.0.6:0"} 1
metallb_bgp_updates_total{peer="172.30.0.2:0"} 1
metallb_bgp_updates_total{peer="172.30.0.3:0"} 1
Name Description
metallb_bgp_session_up BGP session state (1 is up, 0 is down)
metallb_bgp_updates_total Number of BGP UPDATE messages sent
metallb_bgp_announced_prefixes_total Number of prefixes currently being advertised on the BGP session

MetalLB BGP metrics (on FRR mode only)

Name Description
metallb_bgp_opens_sent Number of BGP open messages sent
metallb_bgp_opens_received Number of BGP open messages received
metallb_bgp_notifications_sent Number of BGP notification messages sent
metallb_bgp_updates_total_received Number of BGP UPDATE messages received
metallb_bgp_keepalives_sent Number of BGP keepalive messages sent
metallb_bgp_keepalives_received Number of BGP keepalive messages received
metallb_bgp_route_refresh_sent Number of BGP route refresh messages sent
metallb_bgp_total_sent Number of total BGP messages sent
metallb_bgp_total_received Number of total BGP messages received

MetalLB BFD Metrics (on FRR mode only)

Name Description
metallb_bfd_session_up BFD session state (1 is up, 0 is down)
metallb_bfd_control_packet_input Number of received BFD control packets
metallb_bfd_control_packet_output Number of sent BFD control packet
metallb_bfd_echo_packet_input Number of received BFD echo packets
metallb_bfd_echo_packet_output Number of sent BFD echo packets
metallb_bfd_session_up_events Number of BFD session up events
metallb_bfd_session_down_events Number of BFD session down events
metallb_bfd_session_zebra_notifications Number of BFD zebra notifications