diff --git a/libsearch/index/filetypefilter.cpp b/libsearch/index/filetypefilter.cpp
index f53f0b6..418f454 100644
--- a/libsearch/index/filetypefilter.cpp
+++ b/libsearch/index/filetypefilter.cpp
@@ -41,3 +41,4 @@ void FileTypeFilter::Test(){
         ig->creatAllIndex(this->result);
 }
 
+
diff --git a/libsearch/index/index.pri b/libsearch/index/index.pri
index 127cb45..a0a7b8d 100644
--- a/libsearch/index/index.pri
+++ b/libsearch/index/index.pri
@@ -13,7 +13,8 @@ HEADERS += \
     $$PWD/messagelisttemplate.h \
     $$PWD/traverse_bfs.h \
 #    $$PWD/text-content-indexer.h \
-    $$PWD/file-searcher.h
+    $$PWD/file-searcher.h \
+    $$PWD/ukui-search-qdbus.h
 
 SOURCES += \
 #    $$PWD/chinesecharacterstopinyin.cpp \
@@ -29,5 +30,6 @@ SOURCES += \
     $$PWD/test-Inotify-Manager.cpp \
     $$PWD/traverse_bfs.cpp \
 #    $$PWD/text-content-indexer.cpp \
-    $$PWD/file-searcher.cpp
+    $$PWD/file-searcher.cpp \
+    $$PWD/ukui-search-qdbus.cpp
 
diff --git a/libsearch/index/inotify.cpp b/libsearch/index/inotify.cpp
index f6e7b2d..0c093e8 100644
--- a/libsearch/index/inotify.cpp
+++ b/libsearch/index/inotify.cpp
@@ -1,7 +1,18 @@
 #include "inotify.h"
+#include "ukui-search-qdbus.h"
 
 InotifyManagerRefact::InotifyManagerRefact(const QString& path) : Traverse_BFS(path)
 {
+
+    /*-------------ukuisearchdbus Test start-----------------*/
+    qDebug() << "setInotifyMaxUserWatches start";
+    UkuiSearchQDBus usQDBus;
+    usQDBus.setInotifyMaxUserWatches();
+    qDebug() << "setInotifyMaxUserWatches end";
+
+    /*-------------ukuisearchdbus Test End-----------------*/
+
+
 //    dirPath = new QMap<QString, QStringList>();
     m_fd = inotify_init();
     qDebug() << "m_fd----------->" <<m_fd;
diff --git a/libsearch/index/ukui-search-qdbus.cpp b/libsearch/index/ukui-search-qdbus.cpp
new file mode 100644
index 0000000..9403d5a
--- /dev/null
+++ b/libsearch/index/ukui-search-qdbus.cpp
@@ -0,0 +1,29 @@
+#include "ukui-search-qdbus.h"
+#include <QDebug>
+
+UkuiSearchQDBus::UkuiSearchQDBus()
+{
+    this->tmpSystemQDBusInterface = new QDBusInterface("com.ukui.search.qt.systemdbus",
+                                                       "/",
+                                                       "com.ukui.search.interface",
+                                                       QDBusConnection::systemBus());
+    if (!tmpSystemQDBusInterface->isValid()){
+        qCritical() << "Create Client Interface Failed When execute chage: " << QDBusConnection::systemBus().lastError();
+        return;
+    }
+}
+UkuiSearchQDBus::~UkuiSearchQDBus(){
+    delete this->tmpSystemQDBusInterface;
+    this->tmpSystemQDBusInterface = nullptr;
+}
+
+//一键三连
+void UkuiSearchQDBus::setInotifyMaxUserWatches()
+{
+    // /proc/sys/fs/inotify/max_user_watches
+    this->tmpSystemQDBusInterface->call("setInotifyMaxUseWatchesStep1");
+    // sysctl
+    this->tmpSystemQDBusInterface->call("setInotifyMaxUseWatchesStep2");
+    // /etc/sysctl.conf
+    this->tmpSystemQDBusInterface->call("setInotifyMaxUseWatchesStep3");
+}
diff --git a/libsearch/index/ukui-search-qdbus.h b/libsearch/index/ukui-search-qdbus.h
new file mode 100644
index 0000000..4c5b54f
--- /dev/null
+++ b/libsearch/index/ukui-search-qdbus.h
@@ -0,0 +1,16 @@
+#ifndef UKUISEARCHQDBUS_H
+#define UKUISEARCHQDBUS_H
+
+#include <QDBusInterface>
+
+class UkuiSearchQDBus
+{
+public:
+    UkuiSearchQDBus();
+    ~UkuiSearchQDBus();
+    void setInotifyMaxUserWatches();
+private:
+    QDBusInterface* tmpSystemQDBusInterface;
+};
+
+#endif // UKUISEARCHQDBUS_H
diff --git a/libsearch/libsearch.h b/libsearch/libsearch.h
index 8c1c3b2..a5b4591 100644
--- a/libsearch/libsearch.h
+++ b/libsearch/libsearch.h
@@ -10,6 +10,8 @@
 
 #include "index/filetypefilter.h"
 
+#include "index/ukui-search-qdbus.h"
+
 class  LIBSEARCH_EXPORT GlobalSearch
 {
 public:
diff --git a/libsearch/libsearch.pro b/libsearch/libsearch.pro
index 1e32a06..fade056 100644
--- a/libsearch/libsearch.pro
+++ b/libsearch/libsearch.pro
@@ -1,4 +1,4 @@
-QT += core concurrent xml widgets
+QT += core concurrent xml widgets dbus
 VERSION = 0.0.1
 
 TARGET = ukui-search
diff --git a/src/main.cpp b/src/main.cpp
index 0b1b6e0..13abe25 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -47,6 +47,12 @@ void centerToScreen(QWidget* widget) {
 
 int main(int argc, char *argv[])
 {
+    /*-------------ukuisearchdbus Test start-----------------*/
+//    UkuiSearchQDBus usQDBus;
+//    usQDBus.setInotifyMaxUserWatches();
+
+    /*-------------ukuisearchdbus Test End-----------------*/
+
     //load chinese character and pinyin file to a Map
     FileUtils::loadHanziTable("://index/pinyinWithoutTone.txt");
     /*-------------InotyifyRefact Test Start---------------*/
@@ -58,7 +64,7 @@ int main(int argc, char *argv[])
     qDebug() << t2;
     /*-------------InotyifyRefact Test End-----------------*/
 
-    /*-------------InotyifyRefact Test Start---------------*/
+    /*-------------content index Test Start---------------*/
     QTime t3 = QTime::currentTime();
     FileTypeFilter* ftf = new FileTypeFilter("/home");
     ftf->Test();
@@ -67,7 +73,7 @@ int main(int argc, char *argv[])
     ftf = nullptr;
     qDebug() << t3;
     qDebug() << t4;
-    /*-------------InotyifyRefact Test End-----------------*/
+    /*-------------content index Test End-----------------*/
 
     /*-------------文本搜索 Test start-----------------*/
 //    FileSearcher *search = new FileSearcher();
diff --git a/src/src.pro b/src/src.pro
index fd0bb72..3ba3d8d 100644
--- a/src/src.pro
+++ b/src/src.pro
@@ -57,7 +57,7 @@ qm_files.files = $$OUT_PWD/res/translations/*.qm
 INSTALLS += \
     qm_files \
 
-LIBS += -L$$PWD/../libsearch -lukui-search -L$$PWD/../libchinese-segmentation/ -lchinese-segmentation
+LIBS += -L$$OUT_PWD/../libsearch -L$$OUT_PWD/../libchinese-segmentation/ -lchinese-segmentation -lukui-search
 
 INCLUDEPATH += $$PWD/../libsearch
 DEPENDPATH += $$PWD/../libsearch