diff --git a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClientImpl.java b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClientImpl.java
index 4bc871d637..488fdf3470 100644
--- a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClientImpl.java
+++ b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClientImpl.java
@@ -105,7 +105,7 @@ public boolean addEvent(Event event) {
 
     @Override
     public boolean addInstanceMeta(InstanceMeta instanceMeta) {
-        redisOperation.setex(instanceMeta.getMetaHash(), backendConfig.getHeartbeatEffectiveTime(),
+        redisOperation.psetex(instanceMeta.getMetaHash(), backendConfig.getHeartbeatEffectiveTime(),
                 JSONObject.toJSONString(instanceMeta));
         return true;
     }
diff --git a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClusterOperationImpl.java b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClusterOperationImpl.java
index 1879770798..1cfc142904 100644
--- a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClusterOperationImpl.java
+++ b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisClusterOperationImpl.java
@@ -110,6 +110,11 @@ public String setex(String key, long seconds, String value) {
         return jedisCluster.setex(key, seconds, value);
     }
 
+    @Override
+    public String psetex(String key, long milliseconds, String value) {
+        return jedisCluster.psetex(key, milliseconds, value);
+    }
+
     @Override
     public long hset(String key, String field, String value) {
         return jedisCluster.hset(key, field, value);
diff --git a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisOperation.java b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisOperation.java
index 09440b62a2..1aa1d39ae7 100644
--- a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisOperation.java
+++ b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisOperation.java
@@ -46,6 +46,16 @@ public interface RedisOperation {
      */
     String setex(String key, long seconds, String value);
 
+    /**
+     * Store key values and specify expiration time
+     *
+     * @param key Data stored in Redis key
+     * @param milliseconds expiration time
+     * @param value Stored values
+     * @return Return execution result
+     */
+    String psetex(String key, long milliseconds, String value);
+
     /**
      * Set the specified hash field to the specified value.
      *
diff --git a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisStandAloneOperationImpl.java b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisStandAloneOperationImpl.java
index 312474b78f..110f6faecb 100644
--- a/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisStandAloneOperationImpl.java
+++ b/sermant-backend/src/main/java/io/sermant/backend/dao/redis/RedisStandAloneOperationImpl.java
@@ -74,6 +74,13 @@ public String setex(String key, long seconds, String value) {
         }
     }
 
+    @Override
+    public String psetex(String key, long milliseconds, String value) {
+        try (Jedis jedis = jedisPool.getResource()) {
+            return jedis.psetex(key, milliseconds, value);
+        }
+    }
+
     @Override
     public long hset(String key, String field, String value) {
         try (Jedis jedis = jedisPool.getResource()) {