diff --git a/core/unittest/pipeline/PipelineUpdateUnittest.cpp b/core/unittest/pipeline/PipelineUpdateUnittest.cpp
index 71d1dfa2b3..65e7985003 100644
--- a/core/unittest/pipeline/PipelineUpdateUnittest.cpp
+++ b/core/unittest/pipeline/PipelineUpdateUnittest.cpp
@@ -269,7 +269,7 @@ class PipelineUpdateUnittest : public testing::Test {
                 APSARA_TEST_EQUAL_FATAL(to + 1, i);
                 return;
             }
-            this_thread::sleep_for(chrono::milliseconds(1000));
+            this_thread::sleep_for(chrono::milliseconds(2000));
         }
     }
 
@@ -441,7 +441,7 @@ void PipelineUpdateUnittest::TestPipelineParamUpdateCase1() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         processor->Unblock();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -568,7 +568,7 @@ void PipelineUpdateUnittest::TestPipelineParamUpdateCase4() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         LogtailPluginMock::GetInstance()->UnblockProcess();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -625,7 +625,7 @@ void PipelineUpdateUnittest::TestPipelineTypeUpdateCase1() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         processor->Unblock();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -752,7 +752,7 @@ void PipelineUpdateUnittest::TestPipelineTypeUpdateCase4() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         LogtailPluginMock::GetInstance()->UnblockProcess();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -809,7 +809,7 @@ void PipelineUpdateUnittest::TestPipelineTopoUpdateCase1() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         processor->Unblock();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -861,7 +861,7 @@ void PipelineUpdateUnittest::TestPipelineTopoUpdateCase2() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         processor->Unblock();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -920,7 +920,7 @@ void PipelineUpdateUnittest::TestPipelineTopoUpdateCase3() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         processor->Unblock();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -1211,7 +1211,7 @@ void PipelineUpdateUnittest::TestPipelineTopoUpdateCase10() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         LogtailPluginMock::GetInstance()->UnblockProcess();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -1269,7 +1269,7 @@ void PipelineUpdateUnittest::TestPipelineTopoUpdateCase11() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         LogtailPluginMock::GetInstance()->UnblockProcess();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -1320,7 +1320,7 @@ void PipelineUpdateUnittest::TestPipelineTopoUpdateCase12() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         LogtailPluginMock::GetInstance()->UnblockProcess();
     });
     pipelineManager->UpdatePipelines(diffUpdate);
@@ -1385,11 +1385,11 @@ void PipelineUpdateUnittest::TestPipelineInputBlock() const {
         pipelineManager->UpdatePipelines(diffUpdate);
         BlockProcessor(configName);
     });
-    this_thread::sleep_for(chrono::milliseconds(1000));
+    this_thread::sleep_for(chrono::milliseconds(2000));
     APSARA_TEST_NOT_EQUAL_FATAL(future_status::ready, result1.wait_for(chrono::milliseconds(0)));
     input->Unblock();
     auto result2 = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         processor->Unblock();
     });
     result1.get();
@@ -1438,7 +1438,7 @@ void PipelineUpdateUnittest::TestPipelineGoInputBlockCase1() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() { pipelineManager->UpdatePipelines(diffUpdate); });
-    this_thread::sleep_for(chrono::milliseconds(1000));
+    this_thread::sleep_for(chrono::milliseconds(2000));
     APSARA_TEST_NOT_EQUAL_FATAL(future_status::ready, result.wait_for(chrono::milliseconds(0)));
     LogtailPluginMock::GetInstance()->UnblockStop();
     result.get();
@@ -1489,7 +1489,7 @@ void PipelineUpdateUnittest::TestPipelineGoInputBlockCase2() const {
     pipelineConfigObjUpdate.Parse();
     diffUpdate.mModified.push_back(std::move(pipelineConfigObjUpdate));
     auto result = async(launch::async, [&]() { pipelineManager->UpdatePipelines(diffUpdate); });
-    this_thread::sleep_for(chrono::milliseconds(1000));
+    this_thread::sleep_for(chrono::milliseconds(2000));
     APSARA_TEST_NOT_EQUAL_FATAL(future_status::ready, result.wait_for(chrono::milliseconds(0)));
     LogtailPluginMock::GetInstance()->UnblockStop();
     result.get();
@@ -1681,7 +1681,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase1() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();
@@ -1759,7 +1759,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase2() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();
@@ -1837,7 +1837,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase3() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();
@@ -1912,7 +1912,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase4() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();
@@ -1988,7 +1988,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase5() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();
@@ -2060,7 +2060,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase6() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();
@@ -2132,7 +2132,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase7() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();
@@ -2201,7 +2201,7 @@ void PipelineUpdateUnittest::TestPipelineUpdateManyCase8() const {
     pipelineConfigObjUpdate3.Parse();
     diffUpdate3.mModified.push_back(std::move(pipelineConfigObjUpdate3));
     auto result = async(launch::async, [&]() {
-        this_thread::sleep_for(chrono::milliseconds(1000));
+        this_thread::sleep_for(chrono::milliseconds(2000));
         auto processor1
             = static_cast<ProcessorMock*>(const_cast<Processor*>(pipeline1->mProcessorLine[0].get()->mPlugin.get()));
         processor1->Unblock();