diff --git a/test/utils/SharedData/CMakeLists.txt b/test/utils/SharedData/CMakeLists.txt
index 70c875b0..00f52adb 100644
--- a/test/utils/SharedData/CMakeLists.txt
+++ b/test/utils/SharedData/CMakeLists.txt
@@ -51,4 +51,6 @@ add_custom_command(
     COMMAND make SharedDataTest_code_check
     WORKING_DIRECTORY ${PROJECT_ROOT_PATH}/cmake-shell/
 )
-endif()
\ No newline at end of file
+endif()
+
+define_file_name(${TARGET_NAME})
\ No newline at end of file
diff --git a/test/utils/SharedData/src/SharedDataTest.cpp b/test/utils/SharedData/src/SharedDataTest.cpp
index 5b24560e..d45d1e2e 100644
--- a/test/utils/SharedData/src/SharedDataTest.cpp
+++ b/test/utils/SharedData/src/SharedDataTest.cpp
@@ -220,4 +220,161 @@ namespace SharedDataTest
         }
         ILogUnInit();
     }
+    // ../output_files/test/bin/SharedDataTest --gtest_filter=SharedDataTest.UNIT_SharedData_DEME_Demo7
+    TEST(SharedDataTest, UNIT_SharedData_DEME_Demo7)
+    {
+        constexpr int WRITABLE_DATA = 189;
+        CreateLogModule();
+        ILogInit(LOG_INSTANCE_TYPE_END);
+        constexpr int PROJECT_ID = 9;
+        SharedData *sharedDataPrimary = CreateSharedData(SHARER_NAME_PRIMARY, "./shared_file", PROJECT_ID);
+        SharedData *sharedDataMinor = CreateSharedData(SHARER_NAME_MINOR, "./shared_file", PROJECT_ID);
+        if (nullptr != sharedDataPrimary)
+        {
+            IMakeSharedData(sharedDataPrimary, sizeof(int) * 2, sizeof(int));
+            ISetWritableData(sharedDataPrimary, (void *)&WRITABLE_DATA, sizeof(int));
+        }
+        if (nullptr != sharedDataMinor)
+        {
+            constexpr int DEFAULT_DATA = 0;
+            int readableData = DEFAULT_DATA;
+            IMakeSharedData(sharedDataMinor, sizeof(int), sizeof(int));
+            StatusCode code = IGetReadableData(sharedDataMinor, &readableData, sizeof(int));
+            PrintStringCode(code);
+            LogInfo("readableData = %d\n", readableData);
+            EXPECT_NE(code.mStatusCode, STATUS_CODE_OK);
+            EXPECT_EQ(readableData, DEFAULT_DATA);
+            IFree(sharedDataMinor);
+        }
+        if (nullptr != sharedDataPrimary)
+        {
+            IFree(sharedDataPrimary);
+        }
+        ILogUnInit();
+    }
+    // ../output_files/test/bin/SharedDataTest --gtest_filter=SharedDataTest.UNIT_SharedData_DEME_Demo8
+    TEST(SharedDataTest, UNIT_SharedData_DEME_Demo8)
+    {
+        CreateLogModule();
+        ILogInit(LOG_INSTANCE_TYPE_END);
+        constexpr int PROJECT_ID = 9;
+        SharedData *sharedDataPrimary = CreateSharedData(SHARER_NAME_PRIMARY, "./shared_file", PROJECT_ID);
+        SharedData *sharedDataMinor = CreateSharedData(SHARER_NAME_MINOR, "./shared_file", PROJECT_ID);
+        if (nullptr != sharedDataPrimary)
+        {
+            int writableData[2] = {0};
+            IMakeSharedData(sharedDataPrimary, sizeof(int), sizeof(int) * 2);
+            ISetWritableData(sharedDataPrimary, &writableData, sizeof(writableData));
+        }
+        if (nullptr != sharedDataMinor)
+        {
+            constexpr int DEFAULT_DATA = 0;
+            int readableData = DEFAULT_DATA;
+            IMakeSharedData(sharedDataMinor, sizeof(int), sizeof(int));
+            StatusCode code = IGetReadableData(sharedDataMinor, &readableData, sizeof(int));
+            PrintStringCode(code);
+            LogInfo("readableData = %d\n", readableData);
+            EXPECT_NE(code.mStatusCode, STATUS_CODE_OK);
+            EXPECT_EQ(readableData, DEFAULT_DATA);
+            IFree(sharedDataMinor);
+        }
+        if (nullptr != sharedDataPrimary)
+        {
+            IFree(sharedDataPrimary);
+        }
+        ILogUnInit();
+    }
+    // ../output_files/test/bin/SharedDataTest --gtest_filter=SharedDataTest.UNIT_SharedData_DEME_Demo9
+    TEST(SharedDataTest, UNIT_SharedData_DEME_Demo9)
+    {
+        constexpr int WRITABLE_DATA = 189;
+        CreateLogModule();
+        ILogInit(LOG_INSTANCE_TYPE_END);
+        constexpr int PROJECT_ID = 9;
+        SharedData *sharedDataPrimary = CreateSharedData(SHARER_NAME_PRIMARY, "./shared_file", PROJECT_ID);
+        SharedData *sharedDataMinor = CreateSharedData(SHARER_NAME_MINOR, "./shared_file", PROJECT_ID);
+        if (nullptr != sharedDataPrimary)
+        {
+            IMakeSharedData(sharedDataPrimary, sizeof(int), sizeof(int));
+            ISetWritableData(sharedDataPrimary, (void *)&WRITABLE_DATA, sizeof(int));
+        }
+        if (nullptr != sharedDataMinor)
+        {
+            constexpr int DEFAULT_DATA = 0;
+            int readableData = DEFAULT_DATA;
+            IMakeSharedData(sharedDataMinor, sizeof(int), sizeof(int) * 2);
+            StatusCode code = IGetReadableData(sharedDataMinor, &readableData, sizeof(int));
+            PrintStringCode(code);
+            LogInfo("readableData = %d\n", readableData);
+            EXPECT_NE(code.mStatusCode, STATUS_CODE_OK);
+            EXPECT_EQ(readableData, DEFAULT_DATA);
+            IFree(sharedDataMinor);
+        }
+        if (nullptr != sharedDataPrimary)
+        {
+            IFree(sharedDataPrimary);
+        }
+        ILogUnInit();
+    }
+    // ../output_files/test/bin/SharedDataTest --gtest_filter=SharedDataTest.UNIT_SharedData_DEME_Demo10
+    TEST(SharedDataTest, UNIT_SharedData_DEME_Demo10)
+    {
+        constexpr int WRITABLE_DATA = 189;
+        CreateLogModule();
+        ILogInit(LOG_INSTANCE_TYPE_END);
+        constexpr int PROJECT_ID = 9;
+        SharedData *sharedDataPrimary = CreateSharedData(SHARER_NAME_PRIMARY, "./shared_file", PROJECT_ID);
+        SharedData *sharedDataMinor = CreateSharedData(SHARER_NAME_MINOR, "./shared_file", PROJECT_ID);
+        if (nullptr != sharedDataPrimary)
+        {
+            IMakeSharedData(sharedDataPrimary, sizeof(int), sizeof(int));
+            ISetWritableData(sharedDataPrimary, (void *)&WRITABLE_DATA, sizeof(int));
+        }
+        if (nullptr != sharedDataMinor)
+        {
+            int readableData[2] = {0};
+            IMakeSharedData(sharedDataMinor, sizeof(int) * 2, sizeof(int));
+            StatusCode code = IGetReadableData(sharedDataMinor, readableData, sizeof(readableData));
+            PrintStringCode(code);
+            LogInfo("readableData = %d\n", readableData);
+            EXPECT_NE(code.mStatusCode, STATUS_CODE_OK);
+            IFree(sharedDataMinor);
+        }
+        if (nullptr != sharedDataPrimary)
+        {
+            IFree(sharedDataPrimary);
+        }
+        ILogUnInit();
+    }
+    // ../output_files/test/bin/SharedDataTest --gtest_filter=SharedDataTest.UNIT_SharedData_DEME_Demo11
+    TEST(SharedDataTest, UNIT_SharedData_DEME_Demo11)
+    {
+        constexpr int WRITABLE_DATA = 189;
+        CreateLogModule();
+        ILogInit(LOG_INSTANCE_TYPE_END);
+        constexpr int PROJECT_ID = 9;
+        SharedData *sharedDataPrimary = CreateSharedData(SHARER_NAME_PRIMARY, "./shared_file", PROJECT_ID);
+        SharedData *sharedDataMinor = CreateSharedData(SHARER_NAME_MINOR, "./shared_file", PROJECT_ID);
+        IMakeSharedData(sharedDataMinor, sizeof(int), sizeof(int));
+        if (nullptr != sharedDataPrimary)
+        {
+            IMakeSharedData(sharedDataPrimary, sizeof(int), sizeof(int));
+            ISetWritableData(sharedDataPrimary, (void *)&WRITABLE_DATA, sizeof(int));
+        }
+        if (nullptr != sharedDataMinor)
+        {
+            int readableData = 0;
+            StatusCode code = IGetReadableData(sharedDataMinor, &readableData, sizeof(int));
+            PrintStringCode(code);
+            LogInfo("readableData = %d\n", readableData);
+            EXPECT_EQ(code.mStatusCode, STATUS_CODE_OK);
+            EXPECT_EQ(readableData, 189);
+            IFree(sharedDataMinor);
+        }
+        if (nullptr != sharedDataPrimary)
+        {
+            IFree(sharedDataPrimary);
+        }
+        ILogUnInit();
+    }
 } // namespace SharedDataTest
\ No newline at end of file
diff --git a/utils/SharedData/src/SharedMemory.cpp b/utils/SharedData/src/SharedMemory.cpp
index 12579c36..d9d6ac62 100644
--- a/utils/SharedData/src/SharedMemory.cpp
+++ b/utils/SharedData/src/SharedMemory.cpp
@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 #include "SharedMemory.h"
+#include "SharedDataCode.h"
 #include "ILog.h"
 #include <unistd.h>
 #include <stdio.h>
@@ -44,7 +45,12 @@ StatusCode SharedMemory::MakeSharedMemory(const int &size)
     mId = shmget(key, size, IPC_CREAT | 0666);
     if (mId == SHMGET_FAILED)
     {
-        printf("errno = %d, errmsg = %s\n", errno, strerror(errno));
+        constexpr int MAYBE_CODE_22_MEANS_PEER_SIZE_WAS_NOT_MATCH = 22;
+        if (MAYBE_CODE_22_MEANS_PEER_SIZE_WAS_NOT_MATCH == errno)
+        {
+            LogInfo("errno = %d, errmsg = %s\n", errno, strerror(errno));
+            return CreateSharedDataCode(SHARED_DATA_CODE_WRONG_PEER_PARAMETERS);
+        }
         LogError("shmget failed. memory size = %d\n", size);
         return CreateStatusCode(STATUS_CODE_NOT_OK);
     }