diff --git a/conf/redis-shake.conf b/conf/redis-shake.conf
index 9b2fecf..0667c63 100644
--- a/conf/redis-shake.conf
+++ b/conf/redis-shake.conf
@@ -103,15 +103,17 @@ fake_time =
 # 当源目的有重复key，是否进行覆写
 rewrite = true
 
-# filter db or key or slot
-# choose these db, e.g., 5, only choose db5. defalut is all.
+# filter db, key, slot, lua.
+# filter db.
 # used in `restore`, `sync` and `rump`.
 # e.g., "0;5;10" means match db0, db5 and db10.
 # at most one of `filter.db.whitelist` and `filter.db.blacklist` parameters can be given.
 # if the filter.db.whitelist is not empty, the given db list will be passed while others filtered.
 # if the filter.db.blacklist is not empty, the given db list will be filtered while others passed.
 # all dbs will be passed if no condition given.
+# 指定的db被通过，比如0;5;10将会使db0, db5, db10通过, 其他的被过滤
 filter.db.whitelist =
+# 指定的db被过滤，比如0;5;10将会使db0, db5, db10过滤，其他的被通过
 filter.db.blacklist =
 # filter key with prefix string. multiple keys are separated by ';'.
 # e.g., "abc;bzz" match let "abc", "abc1", "abcxxx", "bzz" and "bzzwww".