diff --git a/cpp/CHANGELOG.md b/cpp/CHANGELOG.md
index 03be0fce9540b7ded166b2b2e2f5a3f9a84031d3..094a30e9cbf604803c235b162da1df1b703e62f4 100644
--- a/cpp/CHANGELOG.md
+++ b/cpp/CHANGELOG.md
@@ -100,6 +100,7 @@ Please mark all change in change log and use the ticket from JIRA.
 - MS-508 - Update normal_test in scheduler
 - MS-511 - Update resource_test in scheduler
 - MS-517 - Update resource_mgr_test in scheduler
+- MS-518 - Add schedinst_test in scheduler
 
 ## New Feature
 - MS-343 - Implement ResourceMgr
diff --git a/cpp/src/scheduler/SchedInst.cpp b/cpp/src/scheduler/SchedInst.cpp
index 7e4dc506c12d693b08332cb116fbccdab217ff36..12be4d2eb8c85b570326051bf94e64a023973213 100644
--- a/cpp/src/scheduler/SchedInst.cpp
+++ b/cpp/src/scheduler/SchedInst.cpp
@@ -81,7 +81,9 @@ StartSchedulerService() {
         }
     } catch (const char* msg) {
         SERVER_LOG_ERROR << msg;
+        // TODO: throw exception instead
         exit(-1);
+//        throw std::exception();
     }
 
     ResMgrInst::GetInstance()->Start();
diff --git a/cpp/unittest/scheduler/schedinst_test.cpp b/cpp/unittest/scheduler/schedinst_test.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..ddb3bec4271a1b479eb43f63569f7c5f0dd051e5
--- /dev/null
+++ b/cpp/unittest/scheduler/schedinst_test.cpp
@@ -0,0 +1,77 @@
+/*******************************************************************************
+ * Copyright 上海赜睿信息科技有限公司(Zilliz) - All Rights Reserved
+ * Unauthorized copying of this file, via any medium is strictly prohibited.
+ * Proprietary and confidential.
+ ******************************************************************************/
+
+#include "scheduler/SchedInst.h"
+#include "server/ServerConfig.h"
+#include <boost/filesystem.hpp>
+#include <gtest/gtest.h>
+
+
+namespace zilliz {
+namespace milvus {
+namespace engine {
+
+
+class SchedInstTest : public testing::Test {
+
+protected:
+    void
+    SetUp() override {
+        boost::filesystem::create_directory(TMP_DIR);
+        std::stringstream ss;
+        ss << "resource_config: " << std::endl;
+        ss << "  resources: " << std::endl;
+        ss << "    ssda: " << std::endl;
+        ss << "      type: DISK" << std::endl;
+        ss << "      device_id: 0" << std::endl;
+        ss << "      enable_loader: true" << std::endl;
+        ss << "      enable_executor: false" << std::endl;
+        ss << " " << std::endl;
+        ss << "    cpu: " << std::endl;
+        ss << "      type: CPU" << std::endl;
+        ss << "      device_id: 0" << std::endl;
+        ss << "      enable_loader: true" << std::endl;
+        ss << "      enable_executor: false" << std::endl;
+        ss << " " << std::endl;
+        ss << "    gpu0: " << std::endl;
+        ss << "      type: GPU" << std::endl;
+        ss << "      device_id: 0" << std::endl;
+        ss << "      enable_loader: true" << std::endl;
+        ss << "      enable_executor: true" << std::endl;
+        ss << " " << std::endl;
+        ss << "  connections: " << std::endl;
+        ss << "    io: " << std::endl;
+        ss << "      speed: 500" << std::endl;
+        ss << "      endpoint: ssda===cpu" << std::endl;
+        ss << "    pcie: " << std::endl;
+        ss << "      speed: 11000" << std::endl;
+        ss << "      endpoint: cpu===gpu0" << std::endl;
+
+        boost::filesystem::path fpath(CONFIG_FILE);
+        boost::filesystem::fstream fstream(fpath, std::ios_base::out);
+        fstream << ss.str();
+        fstream.close();
+
+        server::ServerConfig::GetInstance().LoadConfigFile(CONFIG_FILE);
+    }
+
+    void
+    TearDown() override {
+        StopSchedulerService();
+        boost::filesystem::remove_all(TMP_DIR);
+    }
+
+    const std::string TMP_DIR = "/tmp/milvus_sched_test";
+    const std::string CONFIG_FILE = "/tmp/milvus_sched_test/config.yaml";
+};
+
+TEST_F(SchedInstTest, simple_gpu) {
+    StartSchedulerService();
+}
+
+}
+}
+}