diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 00000000..35410cac
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 00000000..5466e5ac
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="efak-web" />
+        <module name="efak-api" />
+        <module name="efak-core" />
+        <module name="efak-plugin" />
+        <module name="efak-common" />
+      </profile>
+    </annotationProcessing>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 00000000..36d7fd86
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/efak-api/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-api/src/main/resources" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-common/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-common/src/main/resources" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-core/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-core/src/main/resources" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-plugin/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-plugin/src/main/resources" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-web/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/efak-web/src/main/resources" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
new file mode 100644
index 00000000..e88b417f
--- /dev/null
+++ b/.idea/jarRepositories.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RemoteRepositoriesConfiguration">
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Central Repository" />
+      <option name="url" value="https://repo.maven.apache.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Maven Central repository" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="jboss.community" />
+      <option name="name" value="JBoss Community repository" />
+      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="nexus" />
+      <option name="name" value="nexus" />
+      <option name="url" value="https://repo1.maven.org/maven2/" />
+    </remote-repository>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 00000000..d5cd6143
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK" />
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 00000000..35eb1ddf
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/efak-web/src/main/webapp/media/js/main/index/index.js b/efak-web/src/main/webapp/media/js/main/index/index.js
index a838a2c8..b523035a 100644
--- a/efak-web/src/main/webapp/media/js/main/index/index.js
+++ b/efak-web/src/main/webapp/media/js/main/index/index.js
@@ -507,8 +507,8 @@ $(function () {
                 url: '/get/dashboard/mem/ajax',
                 success: function (datas) {
                     if (datas != null) {
-                        $("#efak_dashboard_mem_chart_id").text(datas.mem + "%");
-                        refreshMemOrCpu(efak_dashboard_mem_chart, "mem", datas.mem);
+                        $("#efak_dashboard_mem_chart_id").text(datas.mem.toFixed(2) + "%");
+                        refreshMemOrCpu(efak_dashboard_mem_chart, "mem", datas.mem.toFixed(2));
                     }
                 }
             });