diff --git a/aws-code/transaction_generator.go b/aws-code/transaction_generator.go
index 31bf14788..4c4783b3a 100644
--- a/aws-code/transaction_generator.go
+++ b/aws-code/transaction_generator.go
@@ -2,19 +2,19 @@ package main
 
 import (
 	"bufio"
+	"encoding/hex"
 	"flag"
 	"fmt"
 	"harmony-benchmark/blockchain"
+	"harmony-benchmark/consensus"
 	"harmony-benchmark/log"
 	"harmony-benchmark/node"
 	"harmony-benchmark/p2p"
 	"math/rand"
 	"os"
+	"strconv"
 	"strings"
 	"time"
-	"harmony-benchmark/consensus"
-	"encoding/hex"
-	"strconv"
 )
 
 // Get numTxs number of Fake transactions based on the existing UtxoPool.
@@ -50,7 +50,7 @@ func getNewFakeTransactions(dataNode *node.Node, numTxs int) []*blockchain.Trans
 			for index, value := range utxoMap {
 				countAll++
 				if rand.Intn(100) <= 20 { // 20% sample rate to select UTXO to use for new transactions
-				    // Spend the money of current UTXO to a random address in [1 - 1000]
+					// Spend the money of current UTXO to a random address in [1 - 1000]
 					txin := blockchain.TXInput{txId, index, address}
 					txout := blockchain.TXOutput{value, strconv.Itoa(rand.Intn(1000))}
 					tx := blockchain.Transaction{[32]byte{}, []blockchain.TXInput{txin}, []blockchain.TXOutput{txout}}
diff --git a/aws-scripts/preprocess_peerlist.py b/aws-scripts/preprocess_peerlist.py
new file mode 100644
index 000000000..eda1e7fe3
--- /dev/null
+++ b/aws-scripts/preprocess_peerlist.py
@@ -0,0 +1,21 @@
+import requests
+amazon_ipv4_url = "http://169.254.169.254/latest/meta-data/public-ipv4"
+if __name__ == "__main__":
+    current_ip = requests.get(amazon_ipv4_url).text
+    f = open("global_nodes.txt","r")
+    peerList = []
+    for myline in f:
+        mylist = myline.split(" ")
+        ip = mylist[0]
+        node = mylist[2]
+        if node != "transaction":
+            peerList.append(myline)
+        else:
+            h = open("isTransaction.txt","w")
+            h.write("I am just a transaction generator node")
+            h.close()
+    f.close()
+    g = open("global_peerlist.txt","w")
+    for myline in peerList:
+        g.write(myline)
+    g.close()
diff --git a/aws-scripts/run_instances.sh b/aws-scripts/run_instances.sh
index bd4b7f59f..fd79e6d26 100755
--- a/aws-scripts/run_instances.sh
+++ b/aws-scripts/run_instances.sh
@@ -1,3 +1,3 @@
 #!/bin/bash -x
 cd /home/ec2-user/projects/src/harmony-benchmark
-./deploy_linux.sh local_config2.txt
\ No newline at end of file
+./deploy_one_instance.sh global_nodes.txt
\ No newline at end of file
diff --git a/deploy_one_instance.sh b/deploy_one_instance.sh
new file mode 100755
index 000000000..fd5131045
--- /dev/null
+++ b/deploy_one_instance.sh
@@ -0,0 +1,20 @@
+#!/bin/bash -x
+##The commented suffix is for linux
+##Reference: https://github.com/Zilliqa/Zilliqa/blob/master/tests/Node/test_node_simple.sh
+sudo sysctl net.core.somaxconn=1024
+sudo sysctl net.core.netdev_max_backlog=65536;
+sudo sysctl net.ipv4.tcp_tw_reuse=1;
+sudo sysctl -w net.ipv4.tcp_rmem='65536 873800 1534217728';
+sudo sysctl -w net.ipv4.tcp_wmem='65536 873800 1534217728';
+sudo sysctl -w net.ipv4.tcp_mem='65536 873800 1534217728';
+
+./kill_node.sh
+source ~/.bash_profile
+python aws-scripts/preprocess_peerlist.py 
+FILE='isTransaction.txt'
+config=$1
+if [ -f $FILE ]; then
+    go run ./aws-code/transaction_generator.go -config_file $config
+else
+    go run ./benchmark_main.go -config_file $config&
+fi
\ No newline at end of file
diff --git a/global_nodes.txt b/global_nodes.txt
new file mode 100644
index 000000000..4a6a3c34e
--- /dev/null
+++ b/global_nodes.txt
@@ -0,0 +1,3 @@
+34.219.57.67 9000 validator 0
+52.43.81.62 9000 leader 0
+54.201.72.153 9000 transaction 0
\ No newline at end of file