diff --git a/config.conf b/config.conf
index 45347b5..af5ca14 100644
--- a/config.conf
+++ b/config.conf
@@ -1,4 +1,4 @@
-mongo.host=47.91.17.89
+mongo.host=127.0.0.1
 mongo.port=18883
 mongo.dbname=eventlog
 mongo.username=tron
diff --git a/src/main/java/org/tron/trongeventquery/monitor/MonitorInfo.java b/src/main/java/org/tron/trongeventquery/monitor/MonitorInfo.java
index f61dba7..61e14a5 100644
--- a/src/main/java/org/tron/trongeventquery/monitor/MonitorInfo.java
+++ b/src/main/java/org/tron/trongeventquery/monitor/MonitorInfo.java
@@ -160,8 +160,6 @@ public MonitorInfo setDataInfo(DataInfo data) {
 
   public static class DataInfo {
     private int interval;
-    private NodeInfo node;
-    private BlochainInfo blockchain;
     private NetInfo net;
 
     public int getInterval() {
@@ -172,25 +170,6 @@ public DataInfo setInterval(int interval) {
       this.interval = interval;
       return this;
     }
-
-    public NodeInfo getNodeInfo() {
-      return this.node;
-    }
-
-    public DataInfo setNodeInfo(NodeInfo node) {
-      this.node = node;
-      return this;
-    }
-
-    public DataInfo setBlockInfo(BlochainInfo blockchain) {
-      this.blockchain = blockchain;
-      return this;
-    }
-
-    public BlochainInfo getBlockchainInfo() {
-      return this.blockchain;
-    }
-
     public NetInfo getNetInfo() {
       return this.net;
     }
@@ -200,222 +179,6 @@ public DataInfo setNetInfo(NetInfo net) {
       return this;
     }
 
-    // node monitor information
-    public static class NodeInfo {
-      private String ip;
-      private int Type;
-      private int status;
-      private String version;
-      private int noUpgradedSRCount;
-      private List<NoUpgradedSR> noUpgradedSRList = new ArrayList<>();
-
-      public String getIp() {
-        return this.ip;
-      }
-
-      public NodeInfo setIp(String ip) {
-        this.ip = ip;
-        return this;
-      }
-
-      public int getType() {
-        return this.Type;
-      }
-
-      public NodeInfo setType(int Type) {
-        this.Type = Type;
-        return this;
-      }
-
-      public int getStatus() {
-        return this.status;
-      }
-
-      public NodeInfo setStatus(int status) {
-        this.status = status;
-        return this;
-      }
-
-      public String getVersion() {
-        return this.version;
-      }
-
-      public NodeInfo setVersion(String version) {
-        this.version = version;
-        return this;
-      }
-
-      public int getNoUpgradedSRCount() {
-        return this.noUpgradedSRCount;
-      }
-
-      public NodeInfo setNoUpgradedSRCount(int noUpgradedSRCount) {
-        this.noUpgradedSRCount = noUpgradedSRCount;
-        return this;
-      }
-
-      public List<NoUpgradedSR> getNoUpgradedSRList() {
-        return this.noUpgradedSRList;
-      }
-
-      public NodeInfo setNoUpgradedSRList(List<NoUpgradedSR> noUpgradedSRList) {
-        this.noUpgradedSRList = noUpgradedSRList;
-        return this;
-      }
-
-      public static class NoUpgradedSR {
-        private String address;
-        private String url;
-
-        public String getAddress() {
-          return this.address;
-        }
-
-        public NoUpgradedSR setAddress(String address) {
-          this.address = address;
-          return this;
-        }
-
-        public String getUrl() {
-          return this.url;
-        }
-
-        public NoUpgradedSR setUrl(String url) {
-          this.url = url;
-          return this;
-        }
-      }
-
-    }
-
-    // blockchain monitor information
-    public static class BlochainInfo {
-      private int headBlockNum;
-      private long headBlockTimestamp;
-      private String headBlockHash;
-      private int forkCount;
-      private int blockProcessTime;
-      private TPSInfo TPS;
-      private int TxCacheSize;
-      private int missTxCount;
-
-      public int getHeadBlockNum() {
-        return this.headBlockNum;
-      }
-
-      public BlochainInfo setHeadBlockNum(int headBlockNum) {
-        this.headBlockNum = headBlockNum;
-        return this;
-      }
-
-      public long getHeadBlockTimestamp() {
-        return this.headBlockTimestamp;
-      }
-
-      public BlochainInfo setHeadBlockTimestamp(long headBlockTimestamp) {
-        this.headBlockTimestamp = headBlockTimestamp;
-        return this;
-      }
-
-      public String getHeadBlockHash() {
-        return this.headBlockHash;
-      }
-
-      public BlochainInfo setHeadBlockHash(String headBlockHash) {
-        this.headBlockHash = headBlockHash;
-        return this;
-      }
-
-      public int getForkCount() {
-        return this.forkCount;
-      }
-
-      public BlochainInfo setForkCount(int forkCount) {
-        this.forkCount = forkCount;
-        return this;
-      }
-
-      public int getBlockProcessTime() {
-        return this.blockProcessTime;
-      }
-
-      public BlochainInfo setBlockProcessTime(int blockProcessTime) {
-        this.blockProcessTime = blockProcessTime;
-        return this;
-      }
-
-      public TPSInfo getTPS() {
-        return this.TPS;
-      }
-
-      public BlochainInfo setTPS(TPSInfo TPS) {
-        this.TPS = TPS;
-        return this;
-      }
-
-      public int getTxCacheSize() {
-        return this.TxCacheSize;
-      }
-
-      public BlochainInfo setTxCacheSize(int TxCacheSize) {
-        this.TxCacheSize = TxCacheSize;
-        return this;
-      }
-
-      public int getMissTxCount() {
-        return this.missTxCount;
-      }
-
-      public BlochainInfo setMissTxCount(int missTxCount) {
-        this.missTxCount = missTxCount;
-        return this;
-      }
-
-      public static class TPSInfo {
-        private double meanRate;
-        private double oneMinuteRate;
-        private double fiveMinuteRate;
-        private double fifteenMinuteRate;
-
-        public double getMeanRate() {
-          return this.meanRate;
-        }
-
-        public TPSInfo setMeanRate(double meanRate) {
-          this.meanRate = meanRate;
-          return this;
-        }
-
-        public double getOneMinuteRate() {
-          return this.oneMinuteRate;
-        }
-
-        public TPSInfo setOneMinuteRate(double oneMinuteRate) {
-          this.oneMinuteRate = oneMinuteRate;
-          return this;
-        }
-
-        public double getFiveMinuteRate() {
-          return this.fiveMinuteRate;
-        }
-
-        public TPSInfo setFiveMinuteRate(double fiveMinuteRate) {
-          this.fiveMinuteRate = fiveMinuteRate;
-          return this;
-        }
-
-        public double getFifteenMinuteRate() {
-          return this.fifteenMinuteRate;
-        }
-
-        public TPSInfo setFifteenMinuteRate(double fifteenMinuteRate) {
-          this.fifteenMinuteRate = fifteenMinuteRate;
-          return this;
-        }
-
-      }
-    }
-
     // network monitor information
     public static class NetInfo {
       private int errorProtoCount;