diff --git a/easytier/src/dns/config/mod.rs b/easytier/src/dns/config/mod.rs
index 63b7736f..f0bfde4f 100644
--- a/easytier/src/dns/config/mod.rs
+++ b/easytier/src/dns/config/mod.rs
@@ -21,6 +21,6 @@ pub static DNS_SERVER_RPC_ADDR: LazyLock<Url> =
 
 pub const DNS_NODE_TTI: Duration = Duration::from_secs(5);
 
-pub const DNS_NODE_RR_INTERVAL: Duration = Duration::from_secs(1);
+pub const DNS_NODE_RR_INTERVAL: Duration = Duration::from_secs(4);
 pub const DNS_SERVER_ELECTION_INTERVAL: Duration = Duration::from_secs(5);
 pub const DNS_PEER_TTI: Duration = Duration::from_secs(3);
diff --git a/easytier/src/dns/node.rs b/easytier/src/dns/node.rs
index 52310548..ee753220 100644
--- a/easytier/src/dns/node.rs
+++ b/easytier/src/dns/node.rs
@@ -184,7 +184,6 @@ impl DnsNodeRuntime {
             .scoped_client::<DnsNodeMgrRpcClientFactory<BaseController>>("".to_string())
             .await?;
 
-        tracing::trace!(?request, "sending heartbeat");
         let response = client.heartbeat(BaseController::default(), request).await?;
         if response.resync {
             tracing::trace!("resync requested by server, sending full snapshot");
diff --git a/easytier/src/dns/node_mgr.rs b/easytier/src/dns/node_mgr.rs
index 8fdf6e30..8b2599f6 100644
--- a/easytier/src/dns/node_mgr.rs
+++ b/easytier/src/dns/node_mgr.rs
@@ -12,7 +12,6 @@ use hickory_server::zone_handler::Catalog;
 use itertools::Itertools;
 use moka::future::Cache;
 use std::collections::HashSet;
-use tracing::instrument;
 use uuid::Uuid;
 
 #[derive(Debug, Clone, Default)]
@@ -127,12 +126,6 @@ impl DnsNodeMgr {
 impl DnsNodeMgrRpc for DnsNodeMgr {
     type Controller = BaseController;
 
-    #[instrument(
-        level = "trace",
-        skip_all,
-        fields(from = ?input.id, snapshot = ?input.snapshot),
-        err
-    )]
     async fn heartbeat(
         &self,
         _: BaseController,