// proxy has seen.
	NFTablesSyncFailuresTotal = metrics.NewCounter(
		&metrics.CounterOpts{
			Subsystem:      kubeProxySubsystem,
			Name:           "sync_proxy_rules_nftables_sync_failures_total",
			Help:           "Cumulative proxy nftables sync failures",
			StabilityLevel: metrics.ALPHA,
		},
	)

	// NFTablesCleanupFailuresTotal is the number of nftables stale chain cleanup