diff --git a/ambari_plugin/common-services/DOLPHIN/1.2.1/package/templates/dolphin-daemon.j2 b/ambari_plugin/common-services/DOLPHIN/1.2.1/package/templates/dolphin-daemon.j2
index 793cdd5157..ab99ffda47 100644
--- a/ambari_plugin/common-services/DOLPHIN/1.2.1/package/templates/dolphin-daemon.j2
+++ b/ambari_plugin/common-services/DOLPHIN/1.2.1/package/templates/dolphin-daemon.j2
@@ -39,8 +39,7 @@ export HOSTNAME=`hostname`
 
 DOLPHINSCHEDULER_LIB_JARS={{dolphin_lib_jars}}
 
-DOLPHINSCHEDULER_OPTS="-server -Xmx16g -Xms4g -Xss512k -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled
--XX:LargePageSizeInBytes=10m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70"
+DOLPHINSCHEDULER_OPTS="-server -Xmx16g -Xms4g -Xss512k -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70"
 STOP_TIMEOUT=5
 
 log={{dolphin_log_dir}}/dolphinscheduler-$command-$HOSTNAME.out
diff --git a/ambari_plugin/common-services/DOLPHIN/1.3.0/package/templates/dolphin-daemon.sh.j2 b/ambari_plugin/common-services/DOLPHIN/1.3.0/package/templates/dolphin-daemon.sh.j2
index 263638a584..0802b74750 100644
--- a/ambari_plugin/common-services/DOLPHIN/1.3.0/package/templates/dolphin-daemon.sh.j2
+++ b/ambari_plugin/common-services/DOLPHIN/1.3.0/package/templates/dolphin-daemon.sh.j2
@@ -39,8 +39,7 @@ export HOSTNAME=`hostname`
 
 DOLPHINSCHEDULER_LIB_JARS={{dolphin_lib_jars}}
 
-DOLPHINSCHEDULER_OPTS="-server -Xmx16g -Xms4g -Xss512k -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled
--XX:LargePageSizeInBytes=10m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70"
+DOLPHINSCHEDULER_OPTS="-server -Xmx16g -Xms4g -Xss512k -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70"
 STOP_TIMEOUT=5
 
 log={{dolphin_log_dir}}/dolphinscheduler-$command-$HOSTNAME.out
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/ApiApplicationServer.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/ApiApplicationServer.java
index f6476041f6..e4817ddc18 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/ApiApplicationServer.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/ApiApplicationServer.java
@@ -33,7 +33,6 @@ import springfox.documentation.swagger2.annotations.EnableSwagger2;
 public class ApiApplicationServer extends SpringBootServletInitializer {
 
   public static void main(String[] args) {
-    System.setProperty("spring.profiles.active","api");
     SpringApplication.run(ApiApplicationServer.class, args);
   }
 
diff --git a/dolphinscheduler-dao/src/main/resources/datasource.properties b/dolphinscheduler-dao/src/main/resources/datasource.properties
index 23712c4849..25ac220312 100644
--- a/dolphinscheduler-dao/src/main/resources/datasource.properties
+++ b/dolphinscheduler-dao/src/main/resources/datasource.properties
@@ -16,15 +16,10 @@
 #
         
 # postgresql
-#spring.datasource.driver-class-name=org.postgresql.Driver
-#spring.datasource.url=jdbc:postgresql://localhost:5432/dolphinscheduler
-#spring.datasource.username=test
-#spring.datasource.password=test
-
-spring.datasource.driver-class-name=com.mysql.jdbc.Driver
-spring.datasource.url=jdbc:mysql://127.0.0.1:3306/dolphinscheduler?useUnicode=true&characterEncoding=UTF-8
-spring.datasource.username=root
-spring.datasource.password=root
+spring.datasource.driver-class-name=org.postgresql.Driver
+spring.datasource.url=jdbc:postgresql://localhost:5432/dolphinscheduler
+spring.datasource.username=test
+spring.datasource.password=test
 
 # connection configuration
 #spring.datasource.initialSize=5
diff --git a/dolphinscheduler-ui/.env b/dolphinscheduler-ui/.env
index 163dfae58c..e676be6059 100644
--- a/dolphinscheduler-ui/.env
+++ b/dolphinscheduler-ui/.env
@@ -14,7 +14,7 @@
  # limitations under the License.
 
 # back end interface address
-API_BASE = http://127.0.0.1:12345
+API_BASE = http://192.168.xx.xx:12345
 
 # If IP access is required for local development, remove the "#"
-DEV_HOST = 127.0.0.1
+#DEV_HOST = 192.168.xx.xx
diff --git a/script/dolphinscheduler-daemon.sh b/script/dolphinscheduler-daemon.sh
index b430bb4596..b0437a30c2 100644
--- a/script/dolphinscheduler-daemon.sh
+++ b/script/dolphinscheduler-daemon.sh
@@ -46,8 +46,7 @@ export DOLPHINSCHEDULER_LOG_DIR=$DOLPHINSCHEDULER_HOME/logs
 export DOLPHINSCHEDULER_CONF_DIR=$DOLPHINSCHEDULER_HOME/conf
 export DOLPHINSCHEDULER_LIB_JARS=$DOLPHINSCHEDULER_HOME/lib/*
 
-export DOLPHINSCHEDULER_OPTS="-server -Xmx16g -Xms1g -Xss512k -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled
--XX:LargePageSizeInBytes=10m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70"
+export DOLPHINSCHEDULER_OPTS="-server -Xmx16g -Xms1g -Xss512k -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70"
 export STOP_TIMEOUT=5
 
 if [ ! -d "$DOLPHINSCHEDULER_LOG_DIR" ]; then