diff --git a/src/lib/d1.db.ts b/src/lib/d1.db.ts
index 17cb2c1..75ec251 100644
--- a/src/lib/d1.db.ts
+++ b/src/lib/d1.db.ts
@@ -17,6 +17,7 @@ import {
 } from './types';
 import { AdminConfig } from './admin.types';
 import { DatabaseAdapter } from './d1-adapter';
+import { userInfoCache } from './user-cache';
 
 /**
  * Cloudflare D1 存储实现
@@ -178,6 +179,9 @@ export class D1Storage implements IStorage {
         .prepare('UPDATE users SET playrecord_migrated = 1 WHERE username = ?')
         .bind(userName)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.migratePlayRecords error:', err);
     }
@@ -283,6 +287,9 @@ export class D1Storage implements IStorage {
         .prepare('UPDATE users SET favorite_migrated = 1 WHERE username = ?')
         .bind(userName)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.migrateFavorites error:', err);
     }
@@ -533,6 +540,12 @@ export class D1Storage implements IStorage {
 
   async getUserInfoV2(userName: string): Promise<any> {
     try {
+      // 先从缓存获取
+      const cached = userInfoCache?.get(userName);
+      if (cached) {
+        return cached;
+      }
+
       // 先尝试从数据库获取用户信息
       const user = await this.db
         .prepare('SELECT * FROM users WHERE username = ?')
@@ -540,7 +553,7 @@ export class D1Storage implements IStorage {
         .first();
 
       if (user) {
-        return {
+        const userInfo = {
           role: user.role as 'owner' | 'admin' | 'user',
           banned: user.banned === 1,
           tags: user.tags ? JSON.parse(user.tags as string) : undefined,
@@ -554,18 +567,32 @@ export class D1Storage implements IStorage {
           email: user.email as string | undefined,
           emailNotifications: user.email_notifications === 1,
         };
+
+        // 如果是站长，强制将 role 设置为 owner
+        if (userName === process.env.USERNAME) {
+          userInfo.role = 'owner';
+        }
+
+        // 写入缓存
+        userInfoCache?.set(userName, userInfo);
+
+        return userInfo;
       }
 
       // 如果数据库中没有，检查是否是环境变量中的站长
       if (userName === process.env.USERNAME) {
-        return {
-          role: 'owner',
+        // 站长即使数据库没有数据，也返回默认信息
+        const ownerInfo = {
+          role: 'owner' as const,
           banned: false,
           created_at: 0,
-          playrecord_migrated: true,
-          favorite_migrated: true,
-          skip_migrated: true,
+          playrecord_migrated: false,
+          favorite_migrated: false,
+          skip_migrated: false,
         };
+        // 缓存站长信息
+        userInfoCache?.set(userName, ownerInfo);
+        return ownerInfo;
       }
 
       return null;
@@ -605,6 +632,9 @@ export class D1Storage implements IStorage {
           Date.now()
         )
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.createUserV2 error:', err);
       throw err;
@@ -774,6 +804,9 @@ export class D1Storage implements IStorage {
         .prepare(`UPDATE users SET ${fields.join(', ')} WHERE username = ?`)
         .bind(...values)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.updateUserInfoV2 error:', err);
       throw err;
@@ -788,6 +821,9 @@ export class D1Storage implements IStorage {
         .prepare('UPDATE users SET password_hash = ? WHERE username = ?')
         .bind(passwordHash, userName)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.changePasswordV2 error:', err);
       throw err;
@@ -829,6 +865,9 @@ export class D1Storage implements IStorage {
         .prepare('DELETE FROM users WHERE username = ?')
         .bind(userName)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.deleteUserV2 error:', err);
       throw err;
@@ -941,6 +980,9 @@ export class D1Storage implements IStorage {
         .prepare('UPDATE users SET email = ? WHERE username = ?')
         .bind(email, userName)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.setUserEmail error:', err);
       throw err;
@@ -967,6 +1009,9 @@ export class D1Storage implements IStorage {
         .prepare('UPDATE users SET email_notifications = ? WHERE username = ?')
         .bind(enabled ? 1 : 0, userName)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.setEmailNotificationPreference error:', err);
       throw err;
@@ -1136,6 +1181,9 @@ export class D1Storage implements IStorage {
         .prepare('UPDATE users SET skip_migrated = 1 WHERE username = ?')
         .bind(userName)
         .run();
+
+      // 清除缓存
+      userInfoCache?.delete(userName);
     } catch (err) {
       console.error('D1Storage.migrateSkipConfigs error:', err);
     }
diff --git a/src/lib/redis-base.db.ts b/src/lib/redis-base.db.ts
index 9591619..5d545c5 100644
--- a/src/lib/redis-base.db.ts
+++ b/src/lib/redis-base.db.ts
@@ -703,6 +703,9 @@ export abstract class BaseRedisStorage implements IStorage {
       value: userName,
     }));
 
+    // 清除用户信息缓存
+    userInfoCache?.delete(userName);
+
     // 如果创建的是站长用户，清除站长存在状态缓存
     if (userName === process.env.USERNAME) {
       const { ownerExistenceCache } = await import('./user-cache');
@@ -739,28 +742,59 @@ export abstract class BaseRedisStorage implements IStorage {
     email?: string;
     emailNotifications?: boolean;
   } | null> {
-    const userInfo = await this.withRetry(() =>
+    // 先从缓存获取
+    const cached = userInfoCache?.get(userName);
+    if (cached) {
+      return cached;
+    }
+
+    const userInfoRaw = await this.withRetry(() =>
       this.adapter.hGetAll(this.userInfoKey(userName))
     );
 
-    if (!userInfo || Object.keys(userInfo).length === 0) {
+    if (!userInfoRaw || Object.keys(userInfoRaw).length === 0) {
+      // 如果数据库中没有，检查是否是环境变量中的站长
+      if (userName === process.env.USERNAME) {
+        // 站长即使数据库没有数据，也返回默认信息
+        const ownerInfo = {
+          role: 'owner' as const,
+          banned: false,
+          created_at: 0,
+          playrecord_migrated: false,
+          favorite_migrated: false,
+          skip_migrated: false,
+        };
+        // 缓存站长信息
+        userInfoCache?.set(userName, ownerInfo);
+        return ownerInfo;
+      }
       return null;
     }
 
-    return {
-      role: (userInfo.role as 'owner' | 'admin' | 'user') || 'user',
-      banned: userInfo.banned === 'true',
-      tags: userInfo.tags ? JSON.parse(userInfo.tags) : undefined,
-      oidcSub: userInfo.oidcSub,
-      enabledApis: userInfo.enabledApis ? JSON.parse(userInfo.enabledApis) : undefined,
-      created_at: parseInt(userInfo.created_at || '0', 10),
-      playrecord_migrated: userInfo.playrecord_migrated === 'true',
-      favorite_migrated: userInfo.favorite_migrated === 'true',
-      skip_migrated: userInfo.skip_migrated === 'true',
-      last_movie_request_time: userInfo.last_movie_request_time ? parseInt(userInfo.last_movie_request_time, 10) : undefined,
-      email: userInfo.email,
-      emailNotifications: userInfo.emailNotifications === 'true',
+    const userInfo = {
+      role: (userInfoRaw.role as 'owner' | 'admin' | 'user') || 'user',
+      banned: userInfoRaw.banned === 'true',
+      tags: userInfoRaw.tags ? JSON.parse(userInfoRaw.tags) : undefined,
+      oidcSub: userInfoRaw.oidcSub,
+      enabledApis: userInfoRaw.enabledApis ? JSON.parse(userInfoRaw.enabledApis) : undefined,
+      created_at: parseInt(userInfoRaw.created_at || '0', 10),
+      playrecord_migrated: userInfoRaw.playrecord_migrated === 'true',
+      favorite_migrated: userInfoRaw.favorite_migrated === 'true',
+      skip_migrated: userInfoRaw.skip_migrated === 'true',
+      last_movie_request_time: userInfoRaw.last_movie_request_time ? parseInt(userInfoRaw.last_movie_request_time, 10) : undefined,
+      email: userInfoRaw.email,
+      emailNotifications: userInfoRaw.emailNotifications === 'true',
     };
+
+    // 如果是站长，强制将 role 设置为 owner
+    if (userName === process.env.USERNAME) {
+      userInfo.role = 'owner';
+    }
+
+    // 写入缓存
+    userInfoCache?.set(userName, userInfo);
+
+    return userInfo;
   }
 
   // 更新用户信息（新版本）
@@ -816,6 +850,9 @@ export abstract class BaseRedisStorage implements IStorage {
     if (Object.keys(userInfo).length > 0) {
       await this.withRetry(() => this.adapter.hSet(this.userInfoKey(userName), userInfo));
     }
+
+    // 清除缓存
+    userInfoCache?.delete(userName);
   }
 
   // 修改用户密码（新版本）
@@ -824,6 +861,9 @@ export abstract class BaseRedisStorage implements IStorage {
     await this.withRetry(() =>
       this.adapter.hSet(this.userInfoKey(userName), 'password', hashedPassword)
     );
+
+    // 清除缓存
+    userInfoCache?.delete(userName);
   }
 
   // 检查用户是否存在（新版本）
@@ -969,6 +1009,9 @@ export abstract class BaseRedisStorage implements IStorage {
 
     // 删除用户的其他数据（播放记录、收藏等）
     await this.deleteUser(userName);
+
+    // 清除缓存
+    userInfoCache?.delete(userName);
   }
 
   // ---------- 搜索历史 ----------