diff --git a/actions/common/common.go b/actions/common/common.go
index 9068b45..b4f1599 100644
--- a/actions/common/common.go
+++ b/actions/common/common.go
@@ -22,6 +22,7 @@ var recentCommentsCaches *cache.SliceCache[models.WpComments]
 var postCommentCaches *cache.MapCache[uint64, []models.WpComments]
 var postsCache *cache.MapCache[uint64, models.WpPosts]
 var monthPostsCache *cache.MapCache[string, []uint64]
+var postListIdsCache *cache.MapCache[string, PostIds]
 var searchPostIdsCache *cache.MapCache[string, PostIds]
 
 func InitActionsCommonCache() {
@@ -30,13 +31,15 @@ func InitActionsCommonCache() {
 		setCacheFunc: archives,
 	}
 
-	searchPostIdsCache = cache.NewMapCache[string, PostIds](searchPostIds, time.Hour)
+	searchPostIdsCache = cache.NewMapCache[string, PostIds](searchPostIds, vars.Conf.SearchPostCacheTime)
 
-	monthPostsCache = cache.NewMapCache[string, []uint64](monthPost, time.Hour)
+	postListIdsCache = cache.NewMapCache[string, PostIds](searchPostIds, vars.Conf.PostListCacheTime)
+
+	monthPostsCache = cache.NewMapCache[string, []uint64](monthPost, vars.Conf.MonthPostCacheTime)
 
 	postContextCache = cache.NewMapCache[uint64, PostContext](getPostContext, vars.Conf.ContextPostCacheTime)
 
-	postsCache = cache.NewMapBatchCache[uint64, models.WpPosts](getPostsByIds, time.Hour)
+	postsCache = cache.NewMapBatchCache[uint64, models.WpPosts](getPostsByIds, vars.Conf.PostDataCacheTime)
 	postsCache.SetCacheFunc(getPostById)
 
 	categoryCaches = cache.NewSliceCache[models.WpTermsMy](categories, vars.Conf.CategoryCacheTime)
@@ -44,6 +47,7 @@ func InitActionsCommonCache() {
 	recentPostsCaches = cache.NewSliceCache[models.WpPosts](recentPosts, vars.Conf.RecentPostCacheTime)
 
 	recentCommentsCaches = cache.NewSliceCache[models.WpComments](recentComments, vars.Conf.RecentCommentsCacheTime)
+
 	postCommentCaches = cache.NewMapCache[uint64, []models.WpComments](postComments, time.Minute*5)
 }
 
diff --git a/actions/common/posts.go b/actions/common/posts.go
index 8fc2617..0606314 100644
--- a/actions/common/posts.go
+++ b/actions/common/posts.go
@@ -22,12 +22,14 @@ func GetPostsByIds(ctx context.Context, ids []uint64) ([]models.WpPosts, error)
 	return postsCache.GetCacheBatch(ctx, ids, time.Second, ids)
 }
 
-func SetPostCache(ids []models.WpPosts) error {
-	var arg []uint64
-	for _, posts := range ids {
-		arg = append(arg, posts.Id)
+func SearchPost(ctx context.Context, key string, args ...any) (r []models.WpPosts, total int, err error) {
+	ids, err := searchPostIdsCache.GetCache(ctx, key, time.Second, args...)
+	if err != nil {
+		return
 	}
-	return postsCache.SetByBatchFn(arg)
+	total = ids.Length
+	r, err = GetPostsByIds(ctx, ids.Ids)
+	return
 }
 
 func getPostById(id ...any) (post models.WpPosts, err error) {
@@ -89,8 +91,8 @@ func getPostsByIds(ids ...any) (m map[uint64]models.WpPosts, err error) {
 	return
 }
 
-func SearchPostIds(ctx context.Context, key string, args ...any) (r []models.WpPosts, total int, err error) {
-	ids, err := searchPostIdsCache.GetCache(ctx, key, time.Second, args...)
+func PostLists(ctx context.Context, key string, args ...any) (r []models.WpPosts, total int, err error) {
+	ids, err := postListIdsCache.GetCache(ctx, key, time.Second, args...)
 	if err != nil {
 		return
 	}
diff --git a/actions/index.go b/actions/index.go
index a7a8f97..a120953 100644
--- a/actions/index.go
+++ b/actions/index.go
@@ -180,8 +180,10 @@ func Index(c *gin.Context) {
 		if err != nil {
 			return
 		}
+	} else if h.search != "" {
+		postIds, totalRaw, err = common.SearchPost(c, h.getSearchKey(), h.where, h.page, h.pageSize, models.SqlBuilder{{h.orderBy, h.order}}, h.join, h.postType, h.status)
 	} else {
-		postIds, totalRaw, err = common.SearchPostIds(c, h.getSearchKey(), h.where, h.page, h.pageSize, models.SqlBuilder{{h.orderBy, h.order}}, h.join, h.postType, h.status)
+		postIds, totalRaw, err = common.PostLists(c, h.getSearchKey(), h.where, h.page, h.pageSize, models.SqlBuilder{{h.orderBy, h.order}}, h.join, h.postType, h.status)
 	}
 
 	defer func() {
diff --git a/cache/map.go b/cache/map.go
index b7fe63e..8f22eb7 100644
--- a/cache/map.go
+++ b/cache/map.go
@@ -99,8 +99,9 @@ func (m *MapCache[K, V]) GetCache(c context.Context, key K, timeout time.Duratio
 	if !ok {
 		data = mapCacheStruct[V]{}
 	}
+	now := time.Duration(time.Now().UnixNano())
 	var err error
-	expired := time.Duration(data.setTime.Unix())+m.expireTime/time.Second < time.Duration(time.Now().Unix())
+	expired := time.Duration(data.setTime.UnixNano())+m.expireTime < now
 	//todo 这里应该判断下取出的值是否为零值，不过怎么操作呢？
 	if !ok || (ok && m.expireTime >= 0 && expired) {
 		t := data.incr
@@ -145,13 +146,14 @@ func (m *MapCache[K, V]) GetCacheBatch(c context.Context, key []K, timeout time.
 	var needFlush []K
 	var res []V
 	t := 0
+	now := time.Duration(time.Now().UnixNano())
 	for _, k := range key {
 		d, ok := m.data[k]
 		if !ok {
 			needFlush = append(needFlush, k)
 			continue
 		}
-		expired := time.Duration(d.setTime.Unix())+m.expireTime/time.Second < time.Duration(time.Now().Unix())
+		expired := time.Duration(d.setTime.UnixNano())+m.expireTime < now
 		if expired {
 			needFlush = append(needFlush, k)
 		}
@@ -204,3 +206,14 @@ func (m *MapCache[K, V]) GetCacheBatch(c context.Context, key []K, timeout time.
 	}
 	return res, err
 }
+
+func (m *MapCache[K, V]) ClearExpiredCache() {
+	now := time.Duration(time.Now().UnixNano())
+	m.mutex.Lock()
+	defer m.mutex.Unlock()
+	for k, v := range m.data {
+		if now > time.Duration(v.setTime.UnixNano())+m.expireTime {
+			delete(m.data, k)
+		}
+	}
+}
diff --git a/cache/slice.go b/cache/slice.go
index 6be73f5..d53a607 100644
--- a/cache/slice.go
+++ b/cache/slice.go
@@ -35,7 +35,7 @@ func (c *SliceCache[T]) GetCache(ctx context.Context, timeout time.Duration, par
 	l := len(c.data)
 	data := c.data
 	var err error
-	expired := time.Duration(c.setTime.Unix())+c.expireTime/time.Second < time.Duration(time.Now().Unix())
+	expired := time.Duration(c.setTime.UnixNano())+c.expireTime < time.Duration(time.Now().UnixNano())
 	if l < 1 || (l > 0 && c.expireTime >= 0 && expired) {
 		t := c.incr
 		call := func() {
diff --git a/config.example.yaml b/config.example.yaml
index 5efb338..90712ee 100644
--- a/config.example.yaml
+++ b/config.example.yaml
@@ -27,3 +27,11 @@ recentCommentsCacheTime: 5m
 digestCacheTime: 5m
 # 摘要字数
 digestWordCount: 300
+# 文档列表id页缓存 包括默认列表、分类
+postListCacheTime: 1h
+# 搜索文档id缓存时间
+searchPostCacheTime: 5m
+# 月归档文章id缓存
+monthPostCacheTime: 1h
+# 文档数据缓存时间
+postDataCacheTime: 1h
diff --git a/vars/config.go b/vars/config.go
index 12b6521..106c1c6 100644
--- a/vars/config.go
+++ b/vars/config.go
@@ -18,6 +18,10 @@ type Config struct {
 	RecentCommentsCacheTime time.Duration `yaml:"recentCommentsCacheTime"`
 	DigestCacheTime         time.Duration `yaml:"digestCacheTime"`
 	DigestWordCount         int           `yaml:"digestWordCount"`
+	PostListCacheTime       time.Duration `yaml:"postListCacheTime"`
+	SearchPostCacheTime     time.Duration `yaml:"searchPostCacheTime"`
+	MonthPostCacheTime      time.Duration `yaml:"monthPostCacheTime"`
+	PostDataCacheTime       time.Duration `yaml:"postDataCacheTime"`
 }
 
 type Mysql struct {