diff --git a/src/packet/register_super.rs b/src/packet/register_super.rs
index fc60ff1..8bdaa01 100644
--- a/src/packet/register_super.rs
+++ b/src/packet/register_super.rs
@@ -47,8 +47,8 @@ mod test {
                 port: 1,
                 has_v6: true,
                 v6_port: 2345,
-                v4: [0; 4],
-                v6: [1; 16],
+                v4: vec![0; 4],
+                v6: vec![1; 16],
             }),
             dev_addr: peer::IpSubnet::new(192, 24),
             pub_key: "public key",
diff --git a/src/peer.rs b/src/peer.rs
index eda6b3c..0aa9540 100644
--- a/src/peer.rs
+++ b/src/peer.rs
@@ -1,7 +1,7 @@
 #![allow(unused)]
 use std::default::Default;
 use std::os::unix::net;
-use std::sync::atomic::{AtomicI64, AtomicU32, AtomicU8, Ordering};
+use std::sync::atomic::{AtomicU32, AtomicU64, AtomicU8, Ordering};
 use std::sync::Mutex;
 
 use serde::{Deserialize, Serialize};
@@ -18,11 +18,11 @@ pub struct Peer {
     pub timeout: isize,
 
     // 最近一次遇见
-    pub last_seen: AtomicI64,
+    pub last_seen: AtomicU64,
     // 最近一次p2p消息
-    pub last_p2p: AtomicI64,
+    pub last_p2p: AtomicU64,
     // 最近一次发送query
-    pub last_send_query: AtomicI64,
+    pub last_send_query: AtomicU64,
 
     // 该节点锁属的网络
     pub network_id: Mutex<String>,
@@ -38,14 +38,14 @@ impl Peer {
                 port: 0,
                 has_v6: false,
                 v6_port: 0,
-                v4: [0; 4],
-                v6: [0; 16],
+                v4: vec![0; 4],
+                v6: vec![0; 16],
             }),
             pub_key: Mutex::new(vec![]),
             timeout: 0,
-            last_seen: AtomicI64::new(0),
-            last_p2p: AtomicI64::new(0),
-            last_send_query: AtomicI64::new(0),
+            last_seen: AtomicU64::new(0),
+            last_p2p: AtomicU64::new(0),
+            last_send_query: AtomicU64::new(0),
             network_id: Mutex::new(String::new()),
         }
     }
@@ -98,12 +98,14 @@ impl IpSubnetAtomic {
 }
 
 /// SdlanSock: 对端对外的ip信息，包括ipv4和ipv6
-#[derive(Debug, Serialize, Deserialize, PartialEq)]
+#[derive(Debug, Serialize, Deserialize, PartialEq, sqlx::FromRow)]
 pub struct SdlanSock {
     pub family: u8,
     pub port: u32,
     pub has_v6: bool,
     pub v6_port: u32,
-    pub v4: [u8; 4],
-    pub v6: [u8; 16],
+    pub v4: Vec<u8>,
+    pub v6: Vec<u8>,
+    // pub v4: [u8; 4],
+    // pub v6: [u8; 16],
 }