diff --git a/CMakeLists.txt b/CMakeLists.txt
index 02c1f76..217d4a8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,16 +12,16 @@ set_property(TARGET generallib PROPERTY
   MSVC_RUNTIME_LIBRARY MultiThreadedDebug)
 
   
-message("current path is" ${CMAKE_CURRENT_SOURCE_DIR})
+message("current path is" ${CMAKE_CURRENT_SOURCE_DIR} "\r\n")
 IF (WIN32)
     if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
         message("clang compiler \r\n")
     elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
         message("gcc compiler \r\n")
     elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")
-        message("using asm")
+        message("using asm\r\n")
     elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
-        message("using msvc compiler")
+        message("using msvc compiler\r\n")
     endif()
 endif()
 
@@ -69,3 +69,5 @@ file(COPY ${THREADSAFECODE} DESTINATION ${LIBRARY_OUTPUT_PATH}/inc/threadsafe/
 file(GLOB ALGORITHM ${PROJECT_SOURCE_DIR}/general/src/algorithm/*)
 file(COPY ${ALGORITHM} DESTINATION ${LIBRARY_OUTPUT_PATH}/inc/algorithm/
         FILE_PERMISSIONS OWNER_READ OWNER_WRITE GROUP_WRITE GROUP_READ WORLD_READ)
+
+
diff --git a/general/src/function/cpu_usage.cpp b/general/src/function/cpu_usage.cpp
index 01351c5..4b28730 100644
--- a/general/src/function/cpu_usage.cpp
+++ b/general/src/function/cpu_usage.cpp
@@ -92,9 +92,22 @@ float CPUusage::GetMemoryUsage(){
 #endif
 
 
-#ifdef WINDOWS
+#ifdef _WIN64 || _WIN32
 
-float CPUusage::get_cpu_usage()
+int CProcessMonitor::get_memory_usage(uint64_t* mem, uint64_t* vmem)
+{
+	PROCESS_MEMORY_COUNTERS pmc;  
+    if(GetProcessMemoryInfo(GetCurrentProcess(), &pmc, sizeof(pmc)))  
+    {  
+        if(mem) *mem = pmc.WorkingSetSize;  
+        if(vmem) *vmem = pmc.PagefileUsage;  
+        return 0;  
+    }  
+    return -1;  
+
+}
+
+float CProcessMonitor::get_cpu_usage()
 {
 	FILETIME now;
 	FILETIME creation_time;
@@ -145,7 +158,7 @@ float CPUusage::get_cpu_usage()
 	return cpu;
 }
  
-CPUusage::uint64_t CPUusage::FileTime2UTC(const FILETIME* ftime)
+CProcessMonitor::uint64_t CProcessMonitor::FileTime2UTC(const FILETIME* ftime)
 {
 	LARGE_INTEGER li;
  
@@ -154,7 +167,7 @@ CPUusage::uint64_t CPUusage::FileTime2UTC(const FILETIME* ftime)
 	return li.QuadPart;
 }
  
-int CPUusage::get_processor_number()
+int CProcessMonitor::get_processor_number()
 {
 	SYSTEM_INFO info;
 	GetSystemInfo(&info);
diff --git a/general/src/function/cpu_usage.h b/general/src/function/cpu_usage.h
index 15e5006..2ab9d6b 100644
--- a/general/src/function/cpu_usage.h
+++ b/general/src/function/cpu_usage.h
@@ -1,8 +1,11 @@
 #ifndef __CPU_USAGE__
 #define __CPU_USAGE__
 
-#ifdef WINDOWS
-	#include <Windows.h>
+#ifdef _WIN64 || _WIN32
+#include <windows.h>  
+#include <psapi.h>  
+#include <assert.h>  
+
 #endif
 
 #ifdef linux
@@ -27,8 +30,8 @@ using namespace std;
 
 //原理：调用GetProcessTimes()，并与上次调用得到的结果相减，即得到某段时间内CPU的使用时间
 //C++ 获取特定进程规定CPU使用率  原文：http://blog.csdn.net/liuqx97bb/article/details/52058657
-class CPUusage { 
-#ifdef WINDOWS
+class CProcessMonitor { 
+#ifdef _WIN64 || _WIN32
 private:
  	typedef long long          int64_t;
  	typedef unsigned long long uint64_t;
@@ -62,13 +65,13 @@ private:
 	}
  
 public:
-	CPUusage(DWORD ProcessID) { 
+	CProcessMonitor(DWORD ProcessID) { 
 		init(); 
 		_processor = get_processor_number();
 		setpid(ProcessID);
 	}
-	CPUusage() { init(); _processor = get_processor_number(); }
-	~CPUusage() { clear(); }
+	CProcessMonitor() { init(); _processor = get_processor_number(); }
+	~CProcessMonitor() { clear(); }
  
 	//返回值为进程句柄，可判断OpenProcess是否成功
 	HANDLE setpid(DWORD ProcessID) { 
@@ -78,12 +81,13 @@ public:
 	}
 	//-1 即为失败或进程已退出； 如果成功，首次调用会返回-2（中途用setpid更改了PID后首次调用也会返回-2）
  	float get_cpu_usage();  
+	int get_memory_usage(uint64_t* mem, uint64_t* vmem);
 #endif
 
 #ifdef linux
 
 public:
-	CPUusage(uint16_t ProcessID) { 
+	CProcessMonitor(uint16_t ProcessID) { 
 		m_process_id = ProcessID;
 		m_cpu_count = 0;
 		m_cpu_count = sysconf( _SC_NPROCESSORS_CONF);
@@ -94,11 +98,11 @@ public:
 	float GetCpuUsage();
 	float GetMemoryUsage();
 
-	CPUusage() {  
+	CProcessMonitor() {  
 
 	}
 
-	~CPUusage() { 
+	~CProcessMonitor() { 
 
 	}	
 
diff --git a/test/src/gtest_demo/gtest_demo.cpp b/test/src/gtest_demo/gtest_demo.cpp
index b144e0b..8222cbf 100644
--- a/test/src/gtest_demo/gtest_demo.cpp
+++ b/test/src/gtest_demo/gtest_demo.cpp
@@ -19,7 +19,7 @@ TEST(testCase,test0){
 }
 
 TEST(testCase,test1){
-  CPUusage ussage1(21132);
+  CProcessMonitor ussage1(21132);
   while (1)
   {
     std::cout<<ussage1.get_cpu_usage()<<std::endl;
diff --git a/test/src/test_cpu_usage/CMakeLists.txt b/test/src/test_cpu_usage/CMakeLists.txt
new file mode 100644
index 0000000..fded082
--- /dev/null
+++ b/test/src/test_cpu_usage/CMakeLists.txt
@@ -0,0 +1,24 @@
+cmake_minimum_required(VERSION 3.19)
+project(test_cpu_usage)
+
+message("cmake module " $ENV{CMAKE_MODULE_PATH})
+message("project dir "  ${PROJECT_SOURCE_DIR})
+
+set(CMAKE_BUILD_TYPE DEBUG)
+
+set(CMAKE_CXX_FLAGS "/OPT:NOREF /std:c++14 /EHsc  /MTd")
+set(CMAKE_CXX_FLAGS_RELEASE "")
+
+string(REGEX REPLACE "(.*)/(.*)/(.*)" "\\1" PARENTPATH  ${PROJECT_SOURCE_DIR})
+message("last=" ${PARENTPATH})
+
+include(${PARENTPATH}/CmakeTemplate.txt)
+include_directories(./third/gtest/include)
+link_directories(./third/gtest/lib)
+
+add_executable(test_cpu_usage test_cpu_usage.cpp)
+
+set_property(TARGET test_cpu_usage PROPERTY
+  MSVC_RUNTIME_LIBRARY MultiThreadedDebugDLL)
+
+  target_include_directories(test_cpu_usage SYSTEM  PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/../../../obj/inc/third/include)
diff --git a/test/src/test_cpu_usage/test_cpu_usage.cpp b/test/src/test_cpu_usage/test_cpu_usage.cpp
new file mode 100644
index 0000000..5e23344
--- /dev/null
+++ b/test/src/test_cpu_usage/test_cpu_usage.cpp
@@ -0,0 +1,19 @@
+
+#include "function/cpu_usage.h"
+#include <Windows.h>
+#include <iostream>
+
+using namespace std;
+
+int main(int argc,char **argv){
+    CProcessMonitor usage1 = CProcessMonitor(14316);
+    while(true){
+        uint64_t vmem,pmem;
+        usage1.get_memory_usage(&pmem,&vmem);
+        std::cout<<"cpu usage is "<< usage1.get_cpu_usage() << " "<<pmem << "byte "<< vmem  <<"byte" << std::endl;
+        Sleep(1000);
+    }
+}
+
+
+