diff --git a/paddle/fluid/framework/operator.cc b/paddle/fluid/framework/operator.cc
index b12ad552aba6e6e599689c05c23ae306110aa78f..b91ee3c2d633dff148e9118ea5c3bea50768ca89 100644
--- a/paddle/fluid/framework/operator.cc
+++ b/paddle/fluid/framework/operator.cc
@@ -264,10 +264,10 @@ void OperatorBase::Run(const Scope& scope, const platform::Place& place) {
       // and different op name cost time,we set two event.
       platform::RecordEvent op_type_record_event(
           Type(), platform::TracerEventType::Operator, 1);
-      // auto op_name = platform::OpName(outputs_, Type());
-      // platform::RecordEvent op_name_record_event(
-      //     op_name, platform::TracerEventType::Operator, 1,
-      //     platform::EventRole::kUniqueOp);
+      auto op_name = platform::OpName(outputs_, Type());
+      platform::RecordEvent op_name_record_event(
+          op_name, platform::TracerEventType::Operator, 10,
+          platform::EventRole::kUniqueOp);
       RunImpl(scope, place);
     }
 
diff --git a/paddle/fluid/platform/profiler/CMakeLists.txt b/paddle/fluid/platform/profiler/CMakeLists.txt
index 5acdfa39569f037fb0db5fbb0037f6ce42d2bac0..c903a52530ccba8a6e0c0ccca27771617f488025 100755
--- a/paddle/fluid/platform/profiler/CMakeLists.txt
+++ b/paddle/fluid/platform/profiler/CMakeLists.txt
@@ -2,10 +2,12 @@ cc_library(host_tracer SRCS host_tracer.cc DEPS enforce)
 cc_library(cuda_tracer SRCS cuda_tracer.cc cupti_data_process.cc DEPS workqueue_utils enforce glog)
 cc_library(event_node SRCS event_node.cc DEPS enforce)
 cc_library(profiler_utils SRCS utils.cc DEPS enforce glog)
-cc_library(chrometracinglogger SRCS chrometracing_logger.cc DEPS event_node profiler_utils)
-cc_test(test_event_node SRCS test_event_node.cc DEPS event_node chrometracinglogger)
 add_subdirectory(dump)
+cc_library(profiler_logger SRCS chrometracing_logger.cc dump/serialization_logger.cc dump/deserialization_reader.cc DEPS nodetreeproto event_node profiler_utils)
+cc_library(event_bind SRCS event_python.cc DEPS profiler_logger)
 cc_library(cpu_utilization SRCS cpu_utilization.cc DEPS cpu_info os_info enforce glog)
+cc_library(new_profiler SRCS profiler.cc DEPS host_tracer cuda_tracer profiler_utils cpu_utilization event_bind)
+cc_test(test_event_node SRCS test_event_node.cc DEPS event_node profiler_logger)
 cc_test(test_extra_info SRCS test_extra_info.cc DEPS profiler_utils)
-cc_library(new_profiler SRCS profiler.cc DEPS host_tracer cuda_tracer profiler_utils cpu_utilization)
-cc_test(new_profiler_test SRCS profiler_test.cc DEPS new_profiler event_node)
+cc_test(test_serialization_logger SRCS dump/test_serialization_logger.cc DEPS event_bind)
+cc_test(new_profiler_test SRCS profiler_test.cc DEPS new_profiler)
diff --git a/paddle/fluid/platform/profiler/chrometracing_logger.cc b/paddle/fluid/platform/profiler/chrometracing_logger.cc
index 7b207ea7b20118064f447ad9bec83b0b0b793ca0..4061e2d4d494d55c703e411e692200d1fd28ba5b 100644
--- a/paddle/fluid/platform/profiler/chrometracing_logger.cc
+++ b/paddle/fluid/platform/profiler/chrometracing_logger.cc
@@ -18,40 +18,17 @@ limitations under the License. */
 #include "glog/logging.h"
 
 #include "paddle/fluid/platform/device/gpu/gpu_info.h"
-#include "paddle/fluid/platform/os_info.h"
+#include "paddle/fluid/platform/enforce.h"
 #include "paddle/fluid/platform/profiler/chrometracing_logger.h"
 #include "paddle/fluid/platform/profiler/event_node.h"
+#include "paddle/fluid/platform/profiler/utils.h"
 
 namespace paddle {
 namespace platform {
 
 static const char* kSchemaVersion = "1.0.0";
 static const char* kDefaultFilename = "pid_%s_time_%s.paddle_trace.json";
-static uint32_t num_span = 0;
-
-static int64_t nsToUs(int64_t ns) { return ns / 1000; }
-
-template <typename... Args>
-std::string string_format(const std::string& format, Args... args) {
-  int size_s = std::snprintf(nullptr, 0, format.c_str(), args...) +
-               1;  // Extra space for '\0'
-  PADDLE_ENFORCE_GE(size_s, 0, platform::errors::Fatal(
-                                   "Error during profiler data formatting."));
-  auto size = static_cast<size_t>(size_s);
-  auto buf = std::make_unique<char[]>(size);
-  std::snprintf(buf.get(), size, format.c_str(), args...);
-  return std::string(buf.get(), size - 1);  // exclude the '\0'
-}
-
-std::string GetStringFormatLocalTime() {
-  std::time_t rawtime;
-  std::tm* timeinfo;
-  char buf[100];
-  std::time(&rawtime);
-  timeinfo = std::localtime(&rawtime);
-  std::strftime(buf, 100, "%F-%X", timeinfo);
-  return std::string(buf);
-}
+static uint32_t span_indx = 0;
 
 static std::string DefaultFileName() {
   auto pid = GetProcessId();
@@ -60,16 +37,19 @@ static std::string DefaultFileName() {
 }
 
 const char* ChromeTracingLogger::categary_name_[] = {
-    "operator", "dataloader", "profile_step", "cuda_runtime", "kernel",
-    "memcpy",   "memset",     "user_defined", "others"};
+    "Operator",      "Dataloader", "ProfileStep",      "CudaRuntime",
+    "Kernel",        "Memcpy",     "Memset",           "UserDefined",
+    "OperatorInner", "Forward",    "Backward",         "Optimization",
+    "Communication", "PythonOp",   "PythonUserDefined"};
 
 void ChromeTracingLogger::OpenFile() {
   output_file_stream_.open(filename_,
                            std::ofstream::out | std::ofstream::trunc);
   if (!output_file_stream_) {
-    VLOG(2) << "Unable to open file for writing profiling data." << std::endl;
+    LOG(WARNING) << "Unable to open file for writing profiling data."
+                 << std::endl;
   } else {
-    VLOG(0) << "writing profiling data to " << filename_ << std::endl;
+    LOG(INFO) << "writing profiling data to " << filename_ << std::endl;
   }
 }
 
@@ -122,21 +102,54 @@ void ChromeTracingLogger::LogHostTraceEventNode(
   if (!output_file_stream_) {
     return;
   }
-  output_file_stream_ << string_format(
-      std::string(
-          R"JSON(
+  switch (host_node.Type()) {
+    case TracerEventType::ProfileStep:
+    case TracerEventType::Forward:
+    case TracerEventType::Backward:
+    case TracerEventType::Dataloader:
+    case TracerEventType::Optimization:
+    case TracerEventType::PythonOp:
+    case TracerEventType::PythonUserDefined:
+      output_file_stream_ << string_format(
+          std::string(
+              R"JSON(
   { 
-    "name": "%s", "pid": %lld, "tid": %lld,
+    "name": "%s", "pid": %lld, "tid": "%lld(Python)",
     "ts": %lld, "dur": %lld,
     "ph": "X", "cat": "%s", 
     "args": {
-      
+      "start_ns": %lld,
+      "end_ns": %lld
     }
   },
   )JSON"),
-      host_node.Name().c_str(), host_node.ProcessId(), host_node.ThreadId(),
-      nsToUs(host_node.StartNs()), nsToUs(host_node.Duration()),
-      categary_name_[static_cast<int>(host_node.Type())]);
+          host_node.Name().c_str(), host_node.ProcessId(), host_node.ThreadId(),
+          nsToUs(host_node.StartNs()), nsToUs(host_node.Duration()),
+          categary_name_[static_cast<int>(host_node.Type())],
+          host_node.StartNs(), host_node.EndNs());
+      break;
+    default:
+      output_file_stream_ << string_format(
+          std::string(
+              R"JSON(
+  { 
+    "name": "%s", "pid": %lld, "tid": "%lld(C++)",
+    "ts": %lld, "dur": %lld,
+    "ph": "X", "cat": "%s", 
+    "args": {
+      "start_ns": %lld,
+      "end_ns": %lld
+    }
+  },
+  )JSON"),
+          host_node.Name().c_str(), host_node.ProcessId(), host_node.ThreadId(),
+          nsToUs(host_node.StartNs()), nsToUs(host_node.Duration()),
+          categary_name_[static_cast<int>(host_node.Type())],
+          host_node.StartNs(), host_node.EndNs());
+      break;
+  }
+
+  pid_tid_set_.insert({host_node.ProcessId(), host_node.ThreadId()});
 }
 
 void ChromeTracingLogger::LogRuntimeTraceEventNode(
@@ -148,11 +161,13 @@ void ChromeTracingLogger::LogRuntimeTraceEventNode(
       std::string(
           R"JSON(
   { 
-    "name": "%s", "pid": %lld, "tid": %lld,
+    "name": "%s", "pid": %lld, "tid": "%lld(C++)",
     "ts": %lld, "dur": %lld,
     "ph": "X", "cat": "%s", 
     "args": {
-      "correlation id": %d
+      "correlation id": %d,
+      "start_ns": %lld,
+      "end_ns": %lld
     }
   },
   )JSON"),
@@ -160,7 +175,23 @@ void ChromeTracingLogger::LogRuntimeTraceEventNode(
       runtime_node.ThreadId(), nsToUs(runtime_node.StartNs()),
       nsToUs(runtime_node.Duration()),
       categary_name_[static_cast<int>(runtime_node.Type())],
-      runtime_node.CorrelationId());
+      runtime_node.CorrelationId(), runtime_node.StartNs(),
+      runtime_node.EndNs());
+  pid_tid_set_.insert({runtime_node.ProcessId(), runtime_node.ThreadId()});
+
+  output_file_stream_ << string_format(
+      std::string(
+          R"JSON(
+  { 
+    "name": "launch", "id": %d, "pid": %lld, "tid": "%lld(C++)",
+    "ts": %lld, 
+    "ph": "s", "cat": "async"
+  },
+  )JSON"),
+      runtime_node.CorrelationId(), runtime_node.ProcessId(),
+      runtime_node.ThreadId(),
+      nsToUs((runtime_node.StartNs() + runtime_node.EndNs()) >> 1));
+  pid_tid_set_.insert({runtime_node.ProcessId(), runtime_node.ThreadId()});
 }
 
 void ChromeTracingLogger::LogDeviceTraceEventNode(
@@ -180,6 +211,36 @@ void ChromeTracingLogger::LogDeviceTraceEventNode(
     default:
       break;
   }
+  if (nsToUs(device_node.Duration()) == 0) {
+    output_file_stream_ << string_format(
+        std::string(
+            R"JSON(
+  { 
+    "name": "launch", "id": %d, "pid": %lld, "tid": %lld,
+    "ts": %lld, 
+    "ph": "f", "cat": "async"
+  },
+  )JSON"),
+        device_node.CorrelationId(), device_node.DeviceId(),
+        device_node.StreamId(), nsToUs(device_node.StartNs()));
+    deviceid_streamid_set_.insert(
+        {device_node.DeviceId(), device_node.StreamId()});
+  } else {
+    output_file_stream_ << string_format(
+        std::string(
+            R"JSON(
+  { 
+    "name": "launch", "id": %d, "pid": %lld, "tid": %lld,
+    "ts": %lld, 
+    "ph": "f", "cat": "async", "bp": "e"
+  },
+  )JSON"),
+        device_node.CorrelationId(), device_node.DeviceId(),
+        device_node.StreamId(),
+        nsToUs((device_node.StartNs() + device_node.EndNs()) >> 1));
+    deviceid_streamid_set_.insert(
+        {device_node.DeviceId(), device_node.StreamId()});
+  }
 }
 
 void ChromeTracingLogger::HandleTypeKernel(
@@ -188,16 +249,21 @@ void ChromeTracingLogger::HandleTypeKernel(
   float blocks_per_sm = 0.0;
   float warps_per_sm = 0.0;
   float occupancy = 0.0;
-#if defined(PADDLE_WITH_CUDA)
+#if defined(PADDLE_WITH_CUPTI)
   constexpr int threads_per_warp = 32;
   const gpuDeviceProp& device_property =
       GetDeviceProperties(device_node.DeviceId());
-  blocks_per_sm =
-      (kernel_info.grid_x * kernel_info.grid_y * kernel_info.grid_z) /
-      device_property.multiProcessorCount;
+  blocks_per_sm = static_cast<float>(kernel_info.grid_x * kernel_info.grid_y *
+                                     kernel_info.grid_z) /
+                  device_property.multiProcessorCount;
   warps_per_sm = blocks_per_sm * (kernel_info.block_x * kernel_info.block_y *
                                   kernel_info.block_z) /
                  threads_per_warp;
+  occupancy = CalculateEstOccupancy(
+      device_node.DeviceId(), kernel_info.registers_per_thread,
+      kernel_info.static_shared_memory, kernel_info.dynamic_shared_memory,
+      kernel_info.block_x, kernel_info.block_y, kernel_info.block_z,
+      blocks_per_sm);
 #endif
 
   output_file_stream_ << string_format(
@@ -208,15 +274,17 @@ void ChromeTracingLogger::HandleTypeKernel(
     "ts": %lld, "dur": %lld,
     "ph": "X", "cat": "%s", 
     "args": {
+      "start_ns": %lld,
+      "end_ns": %lld,
       "device": %d, "context": %d,
       "stream": %d, "correlation id": %d,
       "registers per thread": %d,
-      "shared memory": %f,
+      "shared memory": %d,
       "blocks per SM": %f,
       "warps per SM": %f,
       "grid": [%d, %d, %d],
       "block": [%d, %d, %d],
-      "est. achieved occupancy %": %f
+      "theoretical achieved occupancy %%": %f
     }
   },
   )JSON"),
@@ -224,12 +292,13 @@ void ChromeTracingLogger::HandleTypeKernel(
       device_node.StreamId(), nsToUs(device_node.StartNs()),
       nsToUs(device_node.Duration()),
       categary_name_[static_cast<int>(device_node.Type())],
-      device_node.DeviceId(), device_node.ContextId(), device_node.StreamId(),
+      device_node.StartNs(), device_node.EndNs(), device_node.DeviceId(),
+      device_node.ContextId(), device_node.StreamId(),
       device_node.CorrelationId(), kernel_info.registers_per_thread,
       kernel_info.static_shared_memory + kernel_info.dynamic_shared_memory,
       blocks_per_sm, warps_per_sm, kernel_info.grid_x, kernel_info.grid_y,
       kernel_info.grid_z, kernel_info.block_x, kernel_info.block_y,
-      kernel_info.block_z, occupancy);
+      kernel_info.block_z, occupancy * 100);
 }
 
 void ChromeTracingLogger::HandleTypeMemcpy(
@@ -247,6 +316,8 @@ void ChromeTracingLogger::HandleTypeMemcpy(
     "ts": %lld, "dur": %lld,
     "ph": "X", "cat": "%s", 
     "args": {
+      "start_ns": %lld,
+      "end_ns": %lld,
       "stream": %d, "correlation id": %d,
       "bytes": %d, "memory bandwidth (GB/s)": %f
     }
@@ -256,8 +327,8 @@ void ChromeTracingLogger::HandleTypeMemcpy(
       device_node.StreamId(), nsToUs(device_node.StartNs()),
       nsToUs(device_node.Duration()),
       categary_name_[static_cast<int>(device_node.Type())],
-      device_node.StreamId(), device_node.CorrelationId(),
-      memcpy_info.num_bytes, memory_bandwidth);
+      device_node.StartNs(), device_node.EndNs(), device_node.StreamId(),
+      device_node.CorrelationId(), memcpy_info.num_bytes, memory_bandwidth);
 }
 
 void ChromeTracingLogger::HandleTypeMemset(
@@ -271,6 +342,8 @@ void ChromeTracingLogger::HandleTypeMemset(
     "ts": %lld, "dur": %lld,
     "ph": "X", "cat": "%s", 
     "args": {
+      "start_ns": %lld,
+      "end_ns": %lld,
       "device": %d, "context": %d,
       "stream": %d, "correlation id": %d,
       "bytes": %d, "value": %d
@@ -281,7 +354,8 @@ void ChromeTracingLogger::HandleTypeMemset(
       device_node.StreamId(), nsToUs(device_node.StartNs()),
       nsToUs(device_node.Duration()),
       categary_name_[static_cast<int>(device_node.Type())],
-      device_node.DeviceId(), device_node.ContextId(), device_node.StreamId(),
+      device_node.StartNs(), device_node.EndNs(), device_node.DeviceId(),
+      device_node.ContextId(), device_node.StreamId(),
       device_node.CorrelationId(), memset_info.num_bytes, memset_info.value);
 }
 
@@ -290,10 +364,10 @@ void ChromeTracingLogger::StartLog() {
                                            R"JSON(
   { 
     "schemaVersion": "%s",
-    "displayTimeUnit": "us",
-    "SpanNumber": "%d",
+    "displayTimeUnit": "ms",
+    "span_indx": "%d",
   )JSON"),
-                                       kSchemaVersion, num_span);
+                                       kSchemaVersion, span_indx++);
 // add device property information
 #if defined(PADDLE_WITH_CUDA)
   output_file_stream_ << std::string(R"JSON(
@@ -358,11 +432,143 @@ void ChromeTracingLogger::StartLog() {
   )JSON");
 }
 
-void ChromeTracingLogger::EndLog() {
+void ChromeTracingLogger::LogMetaInfo(
+    const std::unordered_map<std::string, std::string> extra_info) {
+  RefineDisplayName(extra_info);
   output_file_stream_ << std::string(
       R"JSON(
   {}
-  ]
+  ],
+  )JSON");
+  output_file_stream_ << std::string(R"JSON(
+  "ExtraInfo": {)JSON");
+  size_t count = extra_info.size();
+  for (const auto& kv : extra_info) {
+    if (count > 1) {
+      output_file_stream_ << string_format(std::string(R"JSON(
+     "%s": "%s",
+   )JSON"),
+                                           kv.first.c_str(), kv.second.c_str());
+    } else {
+      output_file_stream_ << string_format(std::string(R"JSON(
+     "%s": "%s"
+   )JSON"),
+                                           kv.first.c_str(), kv.second.c_str());
+    }
+    count--;
+  }
+  output_file_stream_ << std::string(R"JSON(
+  })JSON");
+}
+
+void ChromeTracingLogger::RefineDisplayName(
+    std::unordered_map<std::string, std::string> extra_info) {
+  for (auto it = pid_tid_set_.begin(); it != pid_tid_set_.end(); ++it) {
+    output_file_stream_ << string_format(
+        std::string(
+            R"JSON(
+  {
+    "name": "process_name", "pid": %lld, "tid": "%lld(Python)",
+    "ph": "M", 
+    "args": {
+      "name": "Process %lld (CPU)"
+    }
+  },
+  {
+    "name": "process_name", "pid": %lld, "tid": "%lld(C++)",
+    "ph": "M", 
+    "args": {
+      "name": "Process %lld (CPU)"
+    }
+  },
+   {
+    "name": "thread_name", "pid": %lld, "tid": "%lld(Python)",
+    "ph": "M", 
+    "args": {
+      "name": "thread %lld:%s(Python)"
+    }
+  },
+  {
+    "name": "thread_name", "pid": %lld, "tid": "%lld(C++)",
+    "ph": "M", 
+    "args": {
+      "name": "thread %lld:%s(C++)"
+    }
+  },
+  {
+    "name": "process_sort_index", "pid": %lld, "tid": %lld,
+    "ph": "M", 
+    "args": {
+      "sort_index": %lld
+    }
+  },  
+  {
+    "name": "thread_sort_index", "pid": %lld, "tid": "%lld(Python)",
+    "ph": "M", 
+    "args": {
+      "sort_index": %lld
+    }
+  },
+  {
+    "name": "thread_sort_index", "pid": %lld, "tid": "%lld(C++)",
+    "ph": "M", 
+    "args": {
+      "sort_index": %lld
+    }
+  },
+  )JSON"),
+        (*it).first, (*it).second, (*it).first, (*it).first, (*it).second,
+        (*it).first, (*it).first, (*it).second, (*it).second,
+        extra_info[string_format(std::string("%lld"), (*it).second)].c_str(),
+        (*it).first, (*it).second, (*it).second,
+        extra_info[string_format(std::string("%lld"), (*it).second)].c_str(),
+        (*it).first, (*it).second, (*it).first, (*it).first, (*it).second,
+        (*it).second * 2, (*it).first, (*it).second, (*it).second * 2 + 1);
+  }
+
+  for (auto it = deviceid_streamid_set_.begin();
+       it != deviceid_streamid_set_.end(); ++it) {
+    output_file_stream_ << string_format(
+        std::string(
+            R"JSON(
+  {
+    "name": "process_name", "pid": %lld, "tid": %lld,
+    "ph": "M", 
+    "args": {
+      "name": "Deivce %lld (GPU)"
+    }
+  },
+   {
+    "name": "thread_name", "pid": %lld, "tid": %lld,
+    "ph": "M", 
+    "args": {
+      "name": "stream %lld"
+    }
+  },
+  {
+    "name": "process_sort_index", "pid": %lld, "tid": %lld,
+    "ph": "M", 
+    "args": {
+      "sort_index": %lld
+    }
+  },  
+  {
+    "name": "thread_sort_index", "pid": %lld, "tid": %lld,
+    "ph": "M", 
+    "args": {
+      "sort_index": %lld
+    }
+  },  
+  )JSON"),
+        (*it).first, (*it).second, (*it).first, (*it).first, (*it).second,
+        (*it).second, (*it).first, (*it).second, (*it).first + 0x10000000,
+        (*it).first, (*it).second, (*it).second);
+  }
+}
+
+void ChromeTracingLogger::EndLog() {
+  output_file_stream_ << std::string(
+      R"JSON(
   }
   )JSON");
 }
diff --git a/paddle/fluid/platform/profiler/chrometracing_logger.h b/paddle/fluid/platform/profiler/chrometracing_logger.h
index 06734418609d7def27c16a5ddd9e15589ee7a02a..20a924a54cabdf94e7aefece6b4aeffcdd848340 100644
--- a/paddle/fluid/platform/profiler/chrometracing_logger.h
+++ b/paddle/fluid/platform/profiler/chrometracing_logger.h
@@ -13,11 +13,18 @@ See the License for the specific language governing permissions and
 limitations under the License. */
 #pragma once
 
+#include <set>
+#include <unordered_map>
+#include <utility>
 #include "paddle/fluid/platform/profiler/output_logger.h"
 
 namespace paddle {
 namespace platform {
 
+// Dump a NodeTrees into a chrome tracing file.
+// A ChromeTracingLogger object can only dump a NodeTrees object,
+// creates a file in the constructor and closes the file in the destructor.
+// should only call LogNodeTrees and LogMetaInfo in order.
 class ChromeTracingLogger : public BaseLogger {
  public:
   explicit ChromeTracingLogger(const std::string& filename);
@@ -28,6 +35,7 @@ class ChromeTracingLogger : public BaseLogger {
   void LogHostTraceEventNode(const HostTraceEventNode&) override;
   void LogRuntimeTraceEventNode(const CudaRuntimeTraceEventNode&) override;
   void LogNodeTrees(const NodeTrees&) override;
+  void LogMetaInfo(const std::unordered_map<std::string, std::string>);
 
  private:
   void OpenFile();
@@ -36,9 +44,12 @@ class ChromeTracingLogger : public BaseLogger {
   void HandleTypeMemcpy(const DeviceTraceEventNode&);
   void StartLog();
   void EndLog();
+  void RefineDisplayName(std::unordered_map<std::string, std::string>);
   std::string filename_;
   std::ofstream output_file_stream_;
   static const char* categary_name_[];
+  std::set<std::pair<uint64_t, uint64_t>> pid_tid_set_;
+  std::set<std::pair<uint64_t, uint64_t>> deviceid_streamid_set_;
 };
 
 }  // namespace platform
diff --git a/paddle/fluid/platform/profiler/cpu_utilization.cc b/paddle/fluid/platform/profiler/cpu_utilization.cc
index 672a9a154535a1cb76a4bbc2bde074b6eecefd9e..ce2e49a1ccd39accb8830943759d361d15d12d9d 100644
--- a/paddle/fluid/platform/profiler/cpu_utilization.cc
+++ b/paddle/fluid/platform/profiler/cpu_utilization.cc
@@ -54,19 +54,16 @@ void CpuUtilization::RecordBeginTimeInfo() {
   if (stat_file != nullptr) {
     char temp_str[200];
     uint64_t temp_lu;
-    while (true) {
-      int retval = fscanf(
-          stat_file, "%s %" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64
-                     "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64,
-          temp_str, &system_tms_start_.tms_utime, &nice_time_start_,
-          &system_tms_start_.tms_stime, &idle_start_, &iowait_start_,
-          &irq_start_, &softirq_start_, &steal_start_, &temp_lu, &temp_lu);
-      if (std::string(temp_str).find("cpu") != 0) {
-        break;
-      }
-      if (retval != 11) {
-        return;
-      }
+    int retval = fscanf(
+        stat_file, "%s %" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64
+                   "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64,
+        temp_str, &system_tms_start_.tms_utime, &nice_time_start_,
+        &system_tms_start_.tms_stime, &idle_start_, &iowait_start_, &irq_start_,
+        &softirq_start_, &steal_start_, &temp_lu, &temp_lu);
+    if (retval != 11) {
+      LOG(WARNING)
+          << "Failed to read cpu utilization information at record beginning."
+          << std::endl;
     }
     fclose(stat_file);
   }
@@ -90,19 +87,17 @@ void CpuUtilization::RecordEndTimeInfo() {
   if (stat_file != nullptr) {
     char temp_str[200];
     uint64_t temp_lu;
-    while (true) {
-      int retval = fscanf(
-          stat_file, "%s %" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64
-                     "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64,
-          temp_str, &system_tms_end_.tms_utime, &nice_time_end_,
-          &system_tms_end_.tms_stime, &idle_end_, &iowait_end_, &irq_end_,
-          &softirq_end_, &steal_end_, &temp_lu, &temp_lu);
-      if (std::string(temp_str).find("cpu") != 0) {
-        break;
-      }
-      if (retval != 11) {
-        return;
-      }
+    int retval = fscanf(
+        stat_file, "%s %" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64
+                   "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64 "%" PRIu64,
+        temp_str, &system_tms_end_.tms_utime, &nice_time_end_,
+        &system_tms_end_.tms_stime, &idle_end_, &iowait_end_, &irq_end_,
+        &softirq_end_, &steal_end_, &temp_lu, &temp_lu);
+
+    if (retval != 11) {
+      LOG(WARNING)
+          << "Failed to read cpu utilization information at record end."
+          << std::endl;
     }
     fclose(stat_file);
   }
diff --git a/paddle/fluid/platform/profiler/dump/CMakeLists.txt b/paddle/fluid/platform/profiler/dump/CMakeLists.txt
index e25333f7a8a73864137a85bc64fe28506b86e081..5045c56afbc639848177d5fd41e212d46015e743 100644
--- a/paddle/fluid/platform/profiler/dump/CMakeLists.txt
+++ b/paddle/fluid/platform/profiler/dump/CMakeLists.txt
@@ -1,4 +1 @@
 proto_library(nodetreeproto SRCS nodetree.proto)
-cc_library(serialization_logger SRCS serialization_logger.cc DEPS nodetreeproto event_node)
-cc_library(deserialization_reader SRCS deserialization_reader.cc DEPS nodetreeproto event_node)
-cc_test(test_serialization_logger SRCS test_serialization_logger.cc DEPS  serialization_logger deserialization_reader event_node)
diff --git a/paddle/fluid/platform/profiler/dump/deserialization_reader.cc b/paddle/fluid/platform/profiler/dump/deserialization_reader.cc
index d1049a7dc190845dc91013f688a27224f5e26b0e..de3411579d3e9f72959a26e0e870e079e08913e8 100644
--- a/paddle/fluid/platform/profiler/dump/deserialization_reader.cc
+++ b/paddle/fluid/platform/profiler/dump/deserialization_reader.cc
@@ -9,8 +9,8 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License. */
 #include "paddle/fluid/platform/profiler/dump/deserialization_reader.h"
-
 #include <cstring>
+#include "paddle/fluid/platform/profiler/extra_info.h"
 
 namespace paddle {
 namespace platform {
@@ -36,11 +36,19 @@ void DeserializationReader::OpenFile() {
   }
 }
 
-std::unique_ptr<NodeTrees> DeserializationReader::Parse() {
+std::unique_ptr<ProfilerResult> DeserializationReader::Parse() {
   if (!node_trees_proto_->ParseFromIstream(&input_file_stream_)) {
     VLOG(2) << "Unable to load node trees in protobuf." << std::endl;
     return nullptr;
   }
+  // restore extra info
+  ExtraInfo extrainfo;
+  for (auto indx = 0; indx < node_trees_proto_->extra_info_size(); indx++) {
+    ExtraInfoMap extra_info_map = node_trees_proto_->extra_info(indx);
+    extrainfo.AddExtraInfo(extra_info_map.key(), std::string("%s"),
+                           extra_info_map.value().c_str());
+  }
+  // restore NodeTrees
   std::map<uint64_t, HostTraceEventNode*> thread_event_trees_map;
   for (int node_tree_index = 0;
        node_tree_index < node_trees_proto_->thread_trees_size();
@@ -95,7 +103,9 @@ std::unique_ptr<NodeTrees> DeserializationReader::Parse() {
     }
   }
   // restore NodeTrees object
-  return std::unique_ptr<NodeTrees>(new NodeTrees(thread_event_trees_map));
+  std::unique_ptr<NodeTrees> tree(new NodeTrees(thread_event_trees_map));
+  return std::unique_ptr<ProfilerResult>(
+      new ProfilerResult(std::move(tree), extrainfo));
 }
 
 DeserializationReader::~DeserializationReader() {
diff --git a/paddle/fluid/platform/profiler/dump/deserialization_reader.h b/paddle/fluid/platform/profiler/dump/deserialization_reader.h
index 1ad2dabf229ad5665db6cc9f9ec43470f0b232f3..e6feb4f9489e886e534b3e3f153473dd362c8a9c 100644
--- a/paddle/fluid/platform/profiler/dump/deserialization_reader.h
+++ b/paddle/fluid/platform/profiler/dump/deserialization_reader.h
@@ -14,7 +14,7 @@ limitations under the License. */
 #include <memory>
 
 #include "paddle/fluid/platform/profiler/dump/nodetree.pb.h"
-#include "paddle/fluid/platform/profiler/event_node.h"
+#include "paddle/fluid/platform/profiler/event_python.h"
 
 namespace paddle {
 namespace platform {
@@ -24,7 +24,7 @@ class DeserializationReader {
   explicit DeserializationReader(const std::string& filename);
   explicit DeserializationReader(const char* filename);
   ~DeserializationReader();
-  std::unique_ptr<NodeTrees> Parse();
+  std::unique_ptr<ProfilerResult> Parse();
 
  private:
   void OpenFile();
diff --git a/paddle/fluid/platform/profiler/dump/nodetree.proto b/paddle/fluid/platform/profiler/dump/nodetree.proto
index 37dac0e597ce208da05271ff88c6f28b3c9dd9f9..7016745059d402f3db485e0a6fef41e0e7e39dae 100644
--- a/paddle/fluid/platform/profiler/dump/nodetree.proto
+++ b/paddle/fluid/platform/profiler/dump/nodetree.proto
@@ -32,9 +32,21 @@ enum TracerEventTypeProto {
   Memset = 6;
   // Used to mark record defined by user
   UserDefined = 7;
-  // A flag to denote the number of current types
-  NumTypes = 8;
-}
+  // Used to mark operator detail, (such as infer shape, compute)
+  OperatorInner = 8;
+  // Used to mark model training or testing perspective, forward process
+  Forward = 9;
+  // Used to mark model training perspective, backward process
+  Backward = 10;
+  // Used to mark model training perspective, optimization process
+  Optimization = 11;
+  // Used to mark distributed training perspective
+  Communication = 12;
+  // Used to mark python api
+  PythonOp = 13;
+  // Used to mark python level userdefined
+  PythonUserDefined = 14;
+};
 
 message KernelEventInfoProto {
   // The X-dimension block size for the kernel.
@@ -175,7 +187,14 @@ message ThreadNodeTreeProto {
   repeated HostTraceEventNodeProto host_nodes = 2;
 }
 
+message ExtraInfoMap {
+  required string key = 1;
+  required string value = 2;
+}
+
 message NodeTreesProto {
   required string version = 1;
-  repeated ThreadNodeTreeProto thread_trees = 2;
+  required uint32 span_indx = 2;
+  repeated ThreadNodeTreeProto thread_trees = 3;
+  repeated ExtraInfoMap extra_info = 4;
 }
diff --git a/paddle/fluid/platform/profiler/dump/serialization_logger.cc b/paddle/fluid/platform/profiler/dump/serialization_logger.cc
index d9ed84bd438a7e2ac95a6637b6efcae870a8ad75..73021f4362af5df52129dac394de94e59f6e5f3b 100644
--- a/paddle/fluid/platform/profiler/dump/serialization_logger.cc
+++ b/paddle/fluid/platform/profiler/dump/serialization_logger.cc
@@ -13,6 +13,7 @@ limitations under the License. */
 
 #include "paddle/fluid/platform/profiler/dump/serialization_logger.h"
 #include "paddle/fluid/platform/profiler/event_node.h"
+#include "paddle/fluid/platform/profiler/extra_info.h"
 #include "paddle/fluid/platform/profiler/utils.h"
 
 namespace paddle {
@@ -20,6 +21,7 @@ namespace platform {
 
 static const char* kDefaultFilename = "pid_%s_time_%s.paddle_trace.pb";
 static const char* version = "1.0.0";
+static uint32_t span_indx = 0;
 
 static std::string DefaultFileName() {
   auto pid = GetProcessId();
@@ -39,6 +41,7 @@ void SerializationLogger::OpenFile() {
   }
   node_trees_proto_ = new NodeTreesProto();
   node_trees_proto_->set_version(std::string(version));
+  node_trees_proto_->set_span_indx(span_indx++);
 }
 
 void SerializationLogger::LogNodeTrees(const NodeTrees& node_trees) {
@@ -240,6 +243,15 @@ void SerializationLogger::HandleTypeMemset(
       device_trace_event);
 }
 
+void SerializationLogger::LogMetaInfo(
+    const std::unordered_map<std::string, std::string> extra_info) {
+  for (const auto& kv : extra_info) {
+    ExtraInfoMap* extra_info_map = node_trees_proto_->add_extra_info();
+    extra_info_map->set_key(kv.first);
+    extra_info_map->set_value(kv.second);
+  }
+}
+
 SerializationLogger::SerializationLogger(const std::string& filename) {
   filename_ = filename.empty() ? DefaultFileName() : filename;
   OpenFile();
diff --git a/paddle/fluid/platform/profiler/dump/serialization_logger.h b/paddle/fluid/platform/profiler/dump/serialization_logger.h
old mode 100755
new mode 100644
index 1295be95d45316d6884b68b3115caefa7905d673..378834cff590d03090ca9030eb962a801abb9c4d
--- a/paddle/fluid/platform/profiler/dump/serialization_logger.h
+++ b/paddle/fluid/platform/profiler/dump/serialization_logger.h
@@ -11,6 +11,8 @@ limitations under the License. */
 
 #pragma once
 
+#include <unordered_map>
+
 #include "paddle/fluid/platform/profiler/dump/nodetree.pb.h"
 #include "paddle/fluid/platform/profiler/output_logger.h"
 
@@ -20,6 +22,7 @@ namespace platform {
 // Dump a NodeTrees into a profobuf file.
 // A SerializationLogger object can only dump a NodeTrees object,
 // creates a file in the constructor and closes the file in the destructor.
+// Should only call LogNodeTrees and LogMetaInfo.
 class SerializationLogger : public BaseLogger {
  public:
   explicit SerializationLogger(const std::string& filename);
@@ -30,12 +33,14 @@ class SerializationLogger : public BaseLogger {
   void LogHostTraceEventNode(const HostTraceEventNode&) override;
   void LogRuntimeTraceEventNode(const CudaRuntimeTraceEventNode&) override;
   void LogNodeTrees(const NodeTrees&) override;
+  void LogMetaInfo(const std::unordered_map<std::string, std::string>);
 
  private:
   void OpenFile();
   void HandleTypeKernel(const DeviceTraceEventNode&);
   void HandleTypeMemset(const DeviceTraceEventNode&);
   void HandleTypeMemcpy(const DeviceTraceEventNode&);
+
   std::string filename_;
   std::ofstream output_file_stream_;
   NodeTreesProto* node_trees_proto_;
diff --git a/paddle/fluid/platform/profiler/dump/test_serialization_logger.cc b/paddle/fluid/platform/profiler/dump/test_serialization_logger.cc
index 2fe9626ec76df5654d19e785d043311f5f00496e..dee1019da2b52f93a2c2383f8f38c2c1662e63cb 100644
--- a/paddle/fluid/platform/profiler/dump/test_serialization_logger.cc
+++ b/paddle/fluid/platform/profiler/dump/test_serialization_logger.cc
@@ -17,6 +17,7 @@
 #include "paddle/fluid/platform/profiler/dump/deserialization_reader.h"
 #include "paddle/fluid/platform/profiler/dump/serialization_logger.h"
 #include "paddle/fluid/platform/profiler/event_node.h"
+#include "paddle/fluid/platform/profiler/event_python.h"
 
 using paddle::platform::SerializationLogger;
 using paddle::platform::DeserializationReader;
@@ -31,6 +32,7 @@ using paddle::platform::TracerEventType;
 using paddle::platform::KernelEventInfo;
 using paddle::platform::MemcpyEventInfo;
 using paddle::platform::MemsetEventInfo;
+using paddle::platform::ProfilerResult;
 
 TEST(SerializationLoggerTest, dump_case0) {
   std::list<HostTraceEvent> host_events;
@@ -149,7 +151,8 @@ TEST(SerializationLoggerTest, dump_case1) {
 
 TEST(DeserializationReaderTest, restore_case0) {
   DeserializationReader reader("test_serialization_logger_case0.pb");
-  std::unique_ptr<NodeTrees> tree = reader.Parse();
+  auto profiler_result = reader.Parse();
+  auto& tree = profiler_result->GetNodeTrees();
   std::map<uint64_t, std::vector<HostTraceEventNode*>> nodes =
       tree->Traverse(true);
   EXPECT_EQ(nodes[10].size(), 4u);
@@ -172,3 +175,26 @@ TEST(DeserializationReaderTest, restore_case0) {
     }
   }
 }
+
+TEST(DeserializationReaderTest, restore_case1) {
+  DeserializationReader reader("test_serialization_logger_case1.pb");
+  auto profiler_result = reader.Parse();
+  auto& tree = profiler_result->GetNodeTrees();
+  std::map<uint64_t, std::vector<HostTraceEventNode*>> nodes =
+      tree->Traverse(true);
+  EXPECT_EQ(nodes[10].size(), 1u);
+  EXPECT_EQ(nodes[11].size(), 1u);
+  std::vector<HostTraceEventNode*> thread1_nodes = nodes[10];
+  std::vector<HostTraceEventNode*> thread2_nodes = nodes[11];
+  for (auto it = thread1_nodes.begin(); it != thread1_nodes.end(); it++) {
+    if ((*it)->Name() == "root node") {
+      EXPECT_EQ((*it)->GetRuntimeTraceEventNodes().size(), 3u);
+    }
+  }
+  for (auto it = thread2_nodes.begin(); it != thread2_nodes.end(); it++) {
+    if ((*it)->Name() == "root node") {
+      EXPECT_EQ((*it)->GetChildren().size(), 0u);
+      EXPECT_EQ((*it)->GetRuntimeTraceEventNodes().size(), 2u);
+    }
+  }
+}
diff --git a/paddle/fluid/platform/profiler/event_python.cc b/paddle/fluid/platform/profiler/event_python.cc
new file mode 100644
index 0000000000000000000000000000000000000000..1a6f19d2f93aff104e2100b7591982a7a1d6400f
--- /dev/null
+++ b/paddle/fluid/platform/profiler/event_python.cc
@@ -0,0 +1,122 @@
+/* Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
+licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+    http://www.apache.org/licenses/LICENSE-2.0
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License. */
+
+#include "paddle/fluid/platform/profiler/event_python.h"
+#include "paddle/fluid/platform/profiler/chrometracing_logger.h"
+#include "paddle/fluid/platform/profiler/dump/deserialization_reader.h"
+#include "paddle/fluid/platform/profiler/dump/serialization_logger.h"
+#include "paddle/fluid/platform/profiler/extra_info.h"
+
+namespace paddle {
+namespace platform {
+
+HostPythonNode::~HostPythonNode() {
+  // delete all runtime or device nodes and recursive delete children
+  for (auto it = children_node_ptrs.begin(); it != children_node_ptrs.end();
+       ++it) {
+    delete *it;
+  }
+  for (auto it = runtime_node_ptrs.begin(); it != runtime_node_ptrs.end();
+       ++it) {
+    delete *it;
+  }
+  for (auto it = device_node_ptrs.begin(); it != device_node_ptrs.end(); ++it) {
+    delete *it;
+  }
+}
+
+HostPythonNode* ProfilerResult::CopyTree(HostTraceEventNode* root) {
+  // Copy and transfer EventNode in NodeTree to PythonNode
+  if (root == nullptr) {
+    return nullptr;
+  }
+  // copy HostTraceEventNode and its children
+  HostPythonNode* host_python_node = new HostPythonNode();
+  host_python_node->name = root->Name();
+  host_python_node->type = root->Type();
+  host_python_node->start_ns = root->StartNs();
+  host_python_node->end_ns = root->EndNs();
+  host_python_node->process_id = root->ProcessId();
+  host_python_node->thread_id = root->ThreadId();
+  for (auto it = root->GetChildren().begin(); it != root->GetChildren().end();
+       ++it) {
+    host_python_node->children_node_ptrs.push_back(CopyTree(*it));
+  }
+  // copy its CudaRuntimeTraceEventNode
+  for (auto runtimenode = root->GetRuntimeTraceEventNodes().begin();
+       runtimenode != root->GetRuntimeTraceEventNodes().end(); ++runtimenode) {
+    HostPythonNode* runtime_python_node = new HostPythonNode();
+    runtime_python_node->name = (*runtimenode)->Name();
+    runtime_python_node->type = (*runtimenode)->Type();
+    runtime_python_node->start_ns = (*runtimenode)->StartNs();
+    runtime_python_node->end_ns = (*runtimenode)->EndNs();
+    runtime_python_node->process_id = (*runtimenode)->ProcessId();
+    runtime_python_node->thread_id = (*runtimenode)->ThreadId();
+    host_python_node->runtime_node_ptrs.push_back(runtime_python_node);
+    // copy DeviceTraceEventNode
+    for (auto devicenode = (*runtimenode)->GetDeviceTraceEventNodes().begin();
+         devicenode != (*runtimenode)->GetDeviceTraceEventNodes().end();
+         ++devicenode) {
+      DevicePythonNode* device_python_node = new DevicePythonNode();
+      device_python_node->name = (*devicenode)->Name();
+      device_python_node->type = (*devicenode)->Type();
+      device_python_node->start_ns = (*devicenode)->StartNs();
+      device_python_node->end_ns = (*devicenode)->EndNs();
+      device_python_node->device_id = (*devicenode)->DeviceId();
+      device_python_node->context_id = (*devicenode)->ContextId();
+      device_python_node->stream_id = (*devicenode)->StreamId();
+      runtime_python_node->device_node_ptrs.push_back(device_python_node);
+    }
+  }
+  return host_python_node;
+}
+
+ProfilerResult::ProfilerResult(std::unique_ptr<NodeTrees> tree,
+                               const ExtraInfo& extra_info)
+    : tree_(std::move(tree)), extra_info_(extra_info) {
+  if (tree_ != nullptr) {
+    std::map<uint64_t, HostTraceEventNode*> nodetrees = tree_->GetNodeTrees();
+    for (auto it = nodetrees.begin(); it != nodetrees.end(); ++it) {
+      thread_event_trees_map_[it->first] = CopyTree(it->second);
+    }
+  }
+}
+
+ProfilerResult::~ProfilerResult() {
+  // delete all root nodes
+  for (auto it = thread_event_trees_map_.begin();
+       it != thread_event_trees_map_.end(); ++it) {
+    delete it->second;
+  }
+}
+
+void ProfilerResult::Save(const std::string& file_name,
+                          const std::string format) {
+  if (format == std::string("json")) {
+    ChromeTracingLogger logger(file_name);
+    tree_->LogMe(&logger);
+    logger.LogMetaInfo(GetExtraInfo());
+  } else if (format == std::string("pb")) {
+    SerializationLogger logger(file_name);
+    tree_->LogMe(&logger);
+    logger.LogMetaInfo(GetExtraInfo());
+  }
+  return;
+}
+
+std::unique_ptr<ProfilerResult> LoadProfilerResult(std::string filename) {
+  DeserializationReader reader(filename);
+  std::unique_ptr<ProfilerResult> result = reader.Parse();
+  return result;
+}
+
+}  // namespace platform
+}  // namespace paddle
diff --git a/paddle/fluid/platform/profiler/event_python.h b/paddle/fluid/platform/profiler/event_python.h
index b0d8eaa2427163a244224ec93e3a4e6b8d97dd25..12ecb9fde32aa0aedf9bf70e8e5bdf3d6c34b69f 100644
--- a/paddle/fluid/platform/profiler/event_python.h
+++ b/paddle/fluid/platform/profiler/event_python.h
@@ -15,8 +15,11 @@ limitations under the License. */
 #pragma once
 
 #include <map>
+#include <memory>
+#include <unordered_map>
 
 #include "paddle/fluid/platform/profiler/event_node.h"
+#include "paddle/fluid/platform/profiler/extra_info.h"
 
 namespace paddle {
 namespace platform {
@@ -66,18 +69,29 @@ struct HostPythonNode {
 class ProfilerResult {
  public:
   ProfilerResult() : tree_(nullptr) {}
-  explicit ProfilerResult(NodeTrees* tree);
+  explicit ProfilerResult(std::unique_ptr<NodeTrees> tree,
+                          const ExtraInfo& extra_info);
   ~ProfilerResult();
   std::map<uint64_t, HostPythonNode*> GetData() {
-    return thread_event_trees_map;
+    return thread_event_trees_map_;
   }
-  void Save(const std::string& file_name);
+  std::unordered_map<std::string, std::string> GetExtraInfo() {
+    return extra_info_.GetExtraInfo();
+  }
+
+  void Save(const std::string& file_name,
+            const std::string format = std::string("json"));
+
+  std::unique_ptr<NodeTrees>& GetNodeTrees() { return tree_; }
 
  private:
-  std::map<uint64_t, HostPythonNode*> thread_event_trees_map;
-  NodeTrees* tree_;
-  HostPythonNode* CopyTree(HostTraceEventNode* node);
+  std::map<uint64_t, HostPythonNode*> thread_event_trees_map_;
+  std::unique_ptr<NodeTrees> tree_;
+  ExtraInfo extra_info_;
+  HostPythonNode* CopyTree(HostTraceEventNode* root);
 };
 
+std::unique_ptr<ProfilerResult> LoadProfilerResult(std::string filename);
+
 }  // namespace platform
 }  // namespace paddle
diff --git a/paddle/fluid/platform/profiler/profiler.cc b/paddle/fluid/platform/profiler/profiler.cc
index 5784d6e671bbbc69a7762e5a0e757310fc5e7a3b..35dbc96874d3c8e09fec3ad9b440619b180647fe 100644
--- a/paddle/fluid/platform/profiler/profiler.cc
+++ b/paddle/fluid/platform/profiler/profiler.cc
@@ -25,8 +25,10 @@
 #endif
 #include "paddle/fluid/platform/enforce.h"
 #include "paddle/fluid/platform/profiler/cuda_tracer.h"
+#include "paddle/fluid/platform/profiler/extra_info.h"
 #include "paddle/fluid/platform/profiler/host_tracer.h"
 #include "paddle/fluid/platform/profiler/trace_event_collector.h"
+#include "paddle/fluid/platform/profiler/utils.h"
 
 namespace paddle {
 namespace platform {
@@ -44,10 +46,15 @@ std::unique_ptr<Profiler> Profiler::Create(const ProfilerOptions& options) {
 
 Profiler::Profiler(const ProfilerOptions& options) {
   options_ = options;
-  HostTracerOptions host_tracer_options;
-  host_tracer_options.trace_level = options.trace_level;
-  tracers_.emplace_back(new HostTracer(host_tracer_options), true);
-  tracers_.emplace_back(&CudaTracer::GetInstance(), false);
+  std::bitset<32> trace_switch(options_.trace_switch);
+  if (trace_switch.test(kProfileCPUOptionBit)) {
+    HostTracerOptions host_tracer_options;
+    host_tracer_options.trace_level = options_.trace_level;
+    tracers_.emplace_back(new HostTracer(host_tracer_options), true);
+  }
+  if (trace_switch.test(kProfileGPUOptionBit)) {
+    tracers_.emplace_back(&CudaTracer::GetInstance(), false);
+  }
 }
 
 Profiler::~Profiler() { alive_.store(false); }
@@ -63,9 +70,10 @@ void Profiler::Start() {
   for (auto& tracer : tracers_) {
     tracer.Get().StartTracing();
   }
+  cpu_utilization_.RecordBeginTimeInfo();
 }
 
-std::unique_ptr<NodeTrees> Profiler::Stop() {
+std::unique_ptr<ProfilerResult> Profiler::Stop() {
   SynchronizeAllDevice();
   TraceEventCollector collector;
   for (auto& tracer : tracers_) {
@@ -75,7 +83,22 @@ std::unique_ptr<NodeTrees> Profiler::Stop() {
   std::unique_ptr<NodeTrees> tree(new NodeTrees(collector.HostEvents(),
                                                 collector.RuntimeEvents(),
                                                 collector.DeviceEvents()));
-  return tree;
+  cpu_utilization_.RecordEndTimeInfo();
+  ExtraInfo extrainfo;
+  extrainfo.AddExtraInfo(std::string("System Cpu Utilization"),
+                         std::string("%f"),
+                         cpu_utilization_.GetCpuUtilization());
+  extrainfo.AddExtraInfo(std::string("Process Cpu Utilization"),
+                         std::string("%f"),
+                         cpu_utilization_.GetCpuCurProcessUtilization());
+  const std::unordered_map<uint64_t, std::string> thread_names =
+      collector.ThreadNames();
+  for (const auto& kv : thread_names) {
+    extrainfo.AddExtraInfo(string_format(std::string("%llu"), kv.first),
+                           kv.second);
+  }
+  return std::unique_ptr<ProfilerResult>(
+      new platform::ProfilerResult(std::move(tree), extrainfo));
 }
 
 }  // namespace platform
diff --git a/paddle/fluid/platform/profiler/profiler.h b/paddle/fluid/platform/profiler/profiler.h
index 4fc1c6daf96c7f30cbd549b23b1a8f23563bc590..f9a8ece050492805226cccce001251c3cd2ad0c2 100644
--- a/paddle/fluid/platform/profiler/profiler.h
+++ b/paddle/fluid/platform/profiler/profiler.h
@@ -15,12 +15,15 @@
 #pragma once
 
 #include <atomic>
+#include <bitset>
 #include <cstdint>
 #include <functional>
 #include <list>
 #include <memory>
 #include "paddle/fluid/platform/macros.h"
+#include "paddle/fluid/platform/profiler/cpu_utilization.h"
 #include "paddle/fluid/platform/profiler/event_node.h"
+#include "paddle/fluid/platform/profiler/event_python.h"
 #include "paddle/fluid/platform/profiler/tracer_base.h"
 
 DECLARE_int64(host_trace_level);
@@ -28,7 +31,11 @@ DECLARE_int64(host_trace_level);
 namespace paddle {
 namespace platform {
 
+static constexpr uint32_t kProfileCPUOptionBit = 0;
+static constexpr uint32_t kProfileGPUOptionBit = 1;
+
 struct ProfilerOptions {
+  uint32_t trace_switch = 0;  // bit 0: cpu, bit 1: gpu
   uint32_t trace_level = FLAGS_host_trace_level;
 };
 
@@ -40,7 +47,7 @@ class Profiler {
 
   void Start();
 
-  std::unique_ptr<NodeTrees> Stop();
+  std::unique_ptr<ProfilerResult> Stop();
 
   ~Profiler();
 
@@ -70,6 +77,7 @@ class Profiler {
   ProfilerOptions options_;
   uint64_t start_ns_ = UINT64_MAX;
   std::list<TracerHolder> tracers_;
+  CpuUtilization cpu_utilization_;
 };
 
 }  // namespace platform
diff --git a/paddle/fluid/platform/profiler/profiler_test.cc b/paddle/fluid/platform/profiler/profiler_test.cc
index 160c801dc6e3efa0a73ad132cc5509b03f7cffa8..32310b9e86228468a0b7e1e94f302a35bb834f8a 100644
--- a/paddle/fluid/platform/profiler/profiler_test.cc
+++ b/paddle/fluid/platform/profiler/profiler_test.cc
@@ -22,6 +22,7 @@
 #ifdef PADDLE_WITH_HIP
 #include <hip/hip_runtime.h>
 #endif
+#include "paddle/fluid/platform/profiler/event_python.h"
 #include "paddle/fluid/platform/profiler/event_tracing.h"
 #include "paddle/fluid/platform/profiler/profiler.h"
 
@@ -30,8 +31,10 @@ TEST(ProfilerTest, TestHostTracer) {
   using paddle::platform::Profiler;
   using paddle::platform::RecordInstantEvent;
   using paddle::platform::TracerEventType;
+  using paddle::platform::ProfilerResult;
   ProfilerOptions options;
   options.trace_level = 2;
+  options.trace_switch = 3;
   auto profiler = Profiler::Create(options);
   EXPECT_TRUE(profiler);
   profiler->Prepare();
@@ -42,7 +45,8 @@ TEST(ProfilerTest, TestHostTracer) {
     RecordInstantEvent("TestTraceLevel_record2", TracerEventType::UserDefined,
                        3);
   }
-  auto nodetree = profiler->Stop();
+  auto profiler_result = profiler->Stop();
+  auto& nodetree = profiler_result->GetNodeTrees();
   std::set<std::string> host_events;
   for (const auto pair : nodetree->Traverse(true)) {
     for (const auto evt : pair.second) {
@@ -56,8 +60,10 @@ TEST(ProfilerTest, TestHostTracer) {
 TEST(ProfilerTest, TestCudaTracer) {
   using paddle::platform::ProfilerOptions;
   using paddle::platform::Profiler;
+  using paddle::platform::ProfilerResult;
   ProfilerOptions options;
   options.trace_level = 0;
+  options.trace_switch = 3;
   auto profiler = Profiler::Create(options);
   EXPECT_TRUE(profiler);
   profiler->Prepare();
@@ -72,7 +78,8 @@ TEST(ProfilerTest, TestCudaTracer) {
   hipStreamCreate(&stream);
   hipStreamSynchronize(stream);
 #endif
-  auto nodetree = profiler->Stop();
+  auto profiler_result = profiler->Stop();
+  auto& nodetree = profiler_result->GetNodeTrees();
   std::vector<std::string> runtime_events;
   for (const auto pair : nodetree->Traverse(true)) {
     for (const auto host_node : pair.second) {
diff --git a/paddle/fluid/platform/profiler/trace_event.h b/paddle/fluid/platform/profiler/trace_event.h
index 61f96218560ecf56502fc945bddf4486e7f624d3..16ef62fb51555182c07888819e5eee9be61b42c0 100644
--- a/paddle/fluid/platform/profiler/trace_event.h
+++ b/paddle/fluid/platform/profiler/trace_event.h
@@ -48,6 +48,8 @@ enum class TracerEventType {
   Communication = 12,
   // Used to mark python api
   PythonOp = 13,
+  // Used to mark python level userdefined
+  PythonUserDefined = 14,
   // A flag to denote the number of current types
   NumTypes
 };