diff --git a/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.cpp b/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.cpp
index c635d4e69..e58a8567c 100644
--- a/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.cpp
+++ b/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.cpp
@@ -229,21 +229,26 @@ ProcessGroupDICL::ProcessGroupDICL(const c10::intrusive_ptr<Store>& store,
   if (timingVar != nullptr) timingEnabled_ = true;
 
   if (timingEnabled_) {
-    char* frequencyVar = getenv("DIPU_DICL_PRINT_FREQUENCY");
-    if (frequencyVar != nullptr) printFrequency_ = std::stoi(frequencyVar);
+    char* samplingVar = getenv("DIPU_DICL_SAMPLING_INTERVAL");
+    if (samplingVar != nullptr) samplingInterval_ = std::stoi(samplingVar);
 
-    printCount_ = printFrequency_;
+    samplingCount_ = samplingInterval_;
   }
 }
 
 ProcessGroupDICL::~ProcessGroupDICL() = default;
 
-void ProcessGroupDICL::printInfo(int deviceID) const {
-  TORCH_CHECK(printCount_ == 0, "Print count hasn't reached 0 yet.")
+void ProcessGroupDICL::printInfo(float duration, int deviceID) const {
+  TORCH_CHECK(samplingCount_ == 0, "Print count hasn't reached 0 yet.")
   std::ostringstream oss;
-  oss << "Rank " << rank_ << ":  deviceId = " << deviceID
-      << ", Average duration = " << totalDuration_ / printFrequency_
-      << std::endl;
+  oss << "PG uniqueId = ";
+  for (int i = 0; i < 16; ++i) {
+      oss << static_cast<int>(diclID_->internal[i]);
+  }
+  // oss << "PG uniqueId = " << diclID_->internal << ", rank =" << rank_ 
+  oss << ", rank =" << rank_ 
+      << ", deviceId = " << deviceID
+      << ", duration = " << duration << std::endl;
   DIPU_LOG_INFO << oss.str();
 }
 
@@ -310,6 +315,7 @@ std::vector<std::shared_ptr<DICLComm>>& ProcessGroupDICL::getDICLComms(
                              ? localCommsKey
                              : std::to_string(diclCommCounter_++);
   broadcastUniqueID(&diclID, bcastKey, commsRank);
+  diclID_ = &diclID;
 
   OptionalDIPUGuard dipuGuard;
 
@@ -473,7 +479,7 @@ c10::intrusive_ptr<Work> ProcessGroupDICL::doComm(
       diclComms, blockingWait_, opTimeout_);
 
   if (timingEnabled_ && opType == OpType::ALLREDUCE) {
-    printCount_--;
+    samplingCount_--;
     for (const auto i : c10::irange(inputs.size())) {
       DIPUStream& diclStream = diclComms[i]->diclStream_;
       (*work->diclStartEvents_)[i].record(diclStream);
@@ -527,11 +533,10 @@ c10::intrusive_ptr<Work> ProcessGroupDICL::doComm(
       DIPUStream& diclStream = diclComms[i]->diclStream_;
       (*work->diclEndEvents_)[i].synchronize();
     }
-    totalDuration_ += work->getDuration();
-    if (printCount_ == 0) {
-      printInfo(static_cast<int>(diclComms[0]->diclStream_.device_index()));
-      printCount_ = printFrequency_;
-      totalDuration_ = 0;
+    if (samplingCount_ == 0) {
+      printInfo(work->getDuration(),
+                static_cast<int>(diclComms[0]->diclStream_.device_index()));
+      samplingCount_ = samplingInterval_;
     }
   }
 
diff --git a/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.h b/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.h
index 6726ff275..8e830b8b5 100644
--- a/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.h
+++ b/dipu/torch_dipu/csrc_dipu/runtime/distributed/ProcessGroupDICL.h
@@ -334,15 +334,15 @@ class DIPU_API ProcessGroupDICL : public Backend {
 
   std::chrono::milliseconds opTimeout_ = kBackendDefaultTimeout;
 
-  void printInfo(int deviceID) const;
+  void printInfo(float duration, int deviceID) const;
 
-  int printFrequency_ = 100;
+  int samplingInterval_ = 100;
 
-  int printCount_;
-
-  float totalDuration_ = 0.;
+  int samplingCount_;
 
   bool timingEnabled_ = false;
+
+  commUniqueId* diclID_;
 };
 
 namespace dicl_hook {