Method subscription_count

nodedb/src/control/notify_bus.rs:233–236

Number of distinct (tenant, channel) subscriptions currently active.

(&self)

    /// Number of distinct (tenant, channel) subscriptions currently active.
    pub fn subscription_count(&self) -> usize {
        let map = self.subscribers.read().unwrap_or_else(|p| p.into_inner());
        map.values().map(|v| v.len()).sum()
    }
}

/// Normalize a channel name to lowercase, matching PG unquoted-identifier rules.