diff --git a/bundle.json b/bundle.json
index a6d9c33f1c3bdc4d04017163d1cb0533944af2c4..662849e8b6d8c38854dc3ea3b2a2a8d704253bef 100644
--- a/bundle.json
+++ b/bundle.json
@@ -35,6 +35,7 @@
                 "hitrace",
                 "hilog",
                 "hisysevent",
+                "hiview",
                 "ipc",
                 "init",
                 "json",
diff --git a/services/backup.cfg b/services/backup.cfg
index 4c96571a37d175924f65a23ba4f728e6a0bd85e4..f35b49877594688bdaa302220b6f01307421ca8d 100644
--- a/services/backup.cfg
+++ b/services/backup.cfg
@@ -13,7 +13,8 @@
                         "ohos.permission.GET_BUNDLE_INFO_PRIVILEGED",
                         "ohos.permission.ACCESS_EXT_SYSTEM_ABILITY",
                         "ohos.permission.CONNECT_BACKUP_EXTENSION",
-                        "ohos.permission.READ_MEDIA"
+                        "ohos.permission.READ_MEDIA",
+                        "ohos.permission.READ_HIVIEW_SYSTEM"
             ],
             "permission_acls" : ["ohos.permission.ACCESS_EXT_SYSTEM_ABILITY"]
         }
diff --git a/services/backup_sa/BUILD.gn b/services/backup_sa/BUILD.gn
index 4f0cab5c413c9bc394c0ebd2e2d7a733ecf8199c..21ef49e04ef9a49e2546499054e49bf083fca55d 100644
--- a/services/backup_sa/BUILD.gn
+++ b/services/backup_sa/BUILD.gn
@@ -211,7 +211,9 @@ ohos_shared_library("backup_sa") {
     "common_event_service:cesfwk_innerkits",
     "hilog:libhilog",
     "hisysevent:libhisysevent",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "init:libbegetutil",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
diff --git a/services/backup_sa/include/module_ipc/service.h b/services/backup_sa/include/module_ipc/service.h
index 8bb77e1ad7bc90d84418f36f7841c4515fb328e1..0a57cb573981f5a11ee9e4bb9dd23ca6eb7c4b7a 100644
--- a/services/backup_sa/include/module_ipc/service.h
+++ b/services/backup_sa/include/module_ipc/service.h
@@ -33,6 +33,7 @@
 #include "svc_session_manager.h"
 #include "system_ability.h"
 #include "thread_pool.h"
+#include "trace_collector_client.h"
 
 namespace OHOS::FileManagement::Backup {
 struct ExtensionMutexInfo {
@@ -720,6 +721,7 @@ private:
         const vector<BundleName> &bundleNames, std::string &oldBackupVersion);
     void AppStatReportErr(const string &bundleName, const string &func, RadarError err);
     void SaStatReport(const string &bundleName, const string &func, RadarError err);
+    void DumpHitrace();
     void TotalStart()
     {
         if (totalStatistic_ != nullptr) {
@@ -789,6 +791,8 @@ private:
     std::shared_mutex statMapMutex_;
     std::map<std::string, std::shared_ptr<RadarAppStatistic>> saStatisticMap_;
     std::map<BundleName, std::atomic<bool>> backupExtOnReleaseMap_;
+    std::shared_mutex traceMutex_;
+    std::shared_ptr<OHOS::HiviewDFX::UCollectClient::TraceCollector> traceCollector_ = nullptr;
 public:
     std::map<BundleName, std::shared_ptr<ExtensionMutexInfo>> backupExtMutexMap_;
     std::map<BundleName, BundleTaskInfo> failedBundles_;
diff --git a/services/backup_sa/src/module_ipc/sub_service.cpp b/services/backup_sa/src/module_ipc/sub_service.cpp
index 7c83fd08f98e657d274e451d35012217fcf85103..1aade6aac346bc4e29b3addc5c6fa6e284a88b73 100644
--- a/services/backup_sa/src/module_ipc/sub_service.cpp
+++ b/services/backup_sa/src/module_ipc/sub_service.cpp
@@ -73,6 +73,7 @@ namespace {
 const int32_t MAX_FILE_READY_REPORT_TIME = 2;
 const int32_t WAIT_SCANNING_INFO_SEND_TIME = 5;
 const int ERR_SIZE = -1;
+constexpr uint32_t TRACE_PATH_LEN = 50;
 } // namespace
 
 void Service::AppendBundles(const std::vector<std::string> &bundleNames)
@@ -650,11 +651,40 @@ void Service::SaStatReport(const string &bundleName, const string &func, RadarEr
     saStatistic->ReportSA(func, err);
 }
 
+void Service::DumpHitrace()
+{
+    std::unique_lock<std::shared_mutex> traceLock(traceMutex_);
+    if (traceCollector_ == nullptr) {
+        traceCollector_ = OHOS::HiviewDFX::UCollectClient::TraceCollector::Create();
+    }
+    if (traceCollector_ == nullptr) {
+        HILOGE("create trace collector fail");
+        return;
+    }
+
+    HILOGI("start DumpSnapshot!");
+    auto dumpRet = traceCollector_->DumpSnapshot();
+    if (dumpRet.retCode != OHOS::HiviewDFX::UCollect::UcError::SUCCESS) {
+        HILOGE("DumpSnapshot fail, errorCode = %{public}d", dumpRet.retCode);
+        return;
+    }
+    std::string dumpRetString = "";
+    for (std::string item : dumpRet.data) {
+        if (item.size() > TRACE_PATH_LEN) {
+            dumpRetString += item.substr(TRACE_PATH_LEN) + "; ";
+        } else {
+            dumpRetString += item + "; ";
+        }
+    }
+    HILOGI("DumpSnapshot succ, output: %{public}s", dumpRetString.c_str());
+}
+
 void Service::ExtConnectDied(const string &callName)
 {
     HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
     try {
         HILOGI("Begin, bundleName: %{public}s", callName.c_str());
+        DumpHitrace();
         std::shared_ptr<ExtensionMutexInfo> mutexPtr = GetExtensionMutex(callName);
         if (mutexPtr == nullptr) {
             HILOGE("extension mutex ptr is nullptr");
diff --git a/test/fuzztest/backupsa_fuzzer/BUILD.gn b/test/fuzztest/backupsa_fuzzer/BUILD.gn
index bce672d8128bf8d522d6adce535c6e68b86106fc..2d937f227e993d8e93927b475257821757c16cd0 100644
--- a/test/fuzztest/backupsa_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsa_fuzzer/BUILD.gn
@@ -49,6 +49,8 @@ ohos_fuzztest("BackupSaFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsaappendbundlesbackupsession_fuzzer/BUILD.gn b/test/fuzztest/backupsaappendbundlesbackupsession_fuzzer/BUILD.gn
index 652bfdfa6ab7a128dd007e504687593f43cbd0ca..fdd0e1686e871524720fa6815ed78f267f2fd263 100644
--- a/test/fuzztest/backupsaappendbundlesbackupsession_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsaappendbundlesbackupsession_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaAppendBundlesBackupSessionFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsaappendbundlesincrementalbackupsession_fuzzer/BUILD.gn b/test/fuzztest/backupsaappendbundlesincrementalbackupsession_fuzzer/BUILD.gn
index cf1c5dbb53128934b51b6fae7946d3e7cd5b3992..f5a0a346b908c531ba4fea8649eff86e8c71cebd 100644
--- a/test/fuzztest/backupsaappendbundlesincrementalbackupsession_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsaappendbundlesincrementalbackupsession_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaAppendBundlesIncrementalBackupSessionFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsaappincrementaldone_fuzzer/BUILD.gn b/test/fuzztest/backupsaappincrementaldone_fuzzer/BUILD.gn
index e95393c7ecd0dc1476a84bb8d316c718093ad368..8e69dcf1140a95f49a6ae888961e626cee899b09 100644
--- a/test/fuzztest/backupsaappincrementaldone_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsaappincrementaldone_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaAppIncrementalDoneFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsaappincrementalfileready_fuzzer/BUILD.gn b/test/fuzztest/backupsaappincrementalfileready_fuzzer/BUILD.gn
index 265292219f7d3c0af4df26a0ed712ebf0a93ca48..5cb77ed7c36018511ddd67b2ab9fb4084832396c 100644
--- a/test/fuzztest/backupsaappincrementalfileready_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsaappincrementalfileready_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaAppIncrementalFileReadyFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsagetfilehandle_fuzzer/BUILD.gn b/test/fuzztest/backupsagetfilehandle_fuzzer/BUILD.gn
index 20f53983703dabe9601d0f6f88bb1a85b4f2ce35..f45ade42324dc9bf0b0fd155f714edb11909f9e8 100644
--- a/test/fuzztest/backupsagetfilehandle_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsagetfilehandle_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaGetFileHandleFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsagetincrementalfilehandle_fuzzer/BUILD.gn b/test/fuzztest/backupsagetincrementalfilehandle_fuzzer/BUILD.gn
index 1e0ebaa3b5aeb7585febac558b8edc8632a0cefa..e085b973bdcfabdd3dc24038aa9506d54b93b738 100644
--- a/test/fuzztest/backupsagetincrementalfilehandle_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsagetincrementalfilehandle_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaGetIncrementalFileHandleFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsagetincrementallocalcapabilities_fuzzer/BUILD.gn b/test/fuzztest/backupsagetincrementallocalcapabilities_fuzzer/BUILD.gn
index 87fd0b5f0960c8e08d944d3ca138a40c066293cf..654303084bd3c8e1432aeae27fc6043841d319b8 100644
--- a/test/fuzztest/backupsagetincrementallocalcapabilities_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsagetincrementallocalcapabilities_fuzzer/BUILD.gn
@@ -54,6 +54,8 @@ ohos_fuzztest("BackupSaGetIncrementalLocalCapabilitiesFuzzTest") {
     "data_share:datashare_consumer",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
     "storage_service:storage_manager_sa_proxy",
diff --git a/test/fuzztest/backupsainitincrementalbackupsession_fuzzer/BUILD.gn b/test/fuzztest/backupsainitincrementalbackupsession_fuzzer/BUILD.gn
index cc95ecc276223648136ec83a7e5cf4282a9e65e7..84d4938432615d2900057838d122dbd534328a2b 100644
--- a/test/fuzztest/backupsainitincrementalbackupsession_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsainitincrementalbackupsession_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaInitIncrementalBackupSessionFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsapublishincrementalfile_fuzzer/BUILD.gn b/test/fuzztest/backupsapublishincrementalfile_fuzzer/BUILD.gn
index c3a3e0469b8232e7954d8dda6726db9cb94673de..58a86ab29d8cf002389ca6d2649e203a95ab12d1 100644
--- a/test/fuzztest/backupsapublishincrementalfile_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsapublishincrementalfile_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaPublishIncrementalFileFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupsarelease_fuzzer/BUILD.gn b/test/fuzztest/backupsarelease_fuzzer/BUILD.gn
index e2b375306e5a1372f531ca9ea6114a2847e15927..385e2b26c321966ef320566555e4962bc1305f2b 100644
--- a/test/fuzztest/backupsarelease_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupsarelease_fuzzer/BUILD.gn
@@ -52,6 +52,8 @@ ohos_fuzztest("BackupSaReleaseFuzzTest") {
     "c_utils:utils",
     "file_api:filemgmt_libn",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/test/fuzztest/backupservicestub_fuzzer/BUILD.gn b/test/fuzztest/backupservicestub_fuzzer/BUILD.gn
index c4d813425e931dac0be9584059ad4d61eacd529f..5fd5493da157179a206e847853c222e3576f6a26 100644
--- a/test/fuzztest/backupservicestub_fuzzer/BUILD.gn
+++ b/test/fuzztest/backupservicestub_fuzzer/BUILD.gn
@@ -51,6 +51,8 @@ ohos_fuzztest("BackupServiceStubFuzzTest") {
     "ability_runtime:abilitykit_native",
     "c_utils:utils",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
diff --git a/tests/mock/module_external/bms_adapter_mock.cpp b/tests/mock/module_external/bms_adapter_mock.cpp
index 9694e08bc5ed34dfe9de0bdc76e1296a2fed9345..1b6f41d445d403f1ddd8795ac0b4381610cc33ae 100644
--- a/tests/mock/module_external/bms_adapter_mock.cpp
+++ b/tests/mock/module_external/bms_adapter_mock.cpp
@@ -21,7 +21,6 @@
 
 #include "b_json/b_json_entity_extension_config.h"
 #include "bundle_mgr_client.h"
-#include "module_ipc/service.h"
 #include "module_ipc/svc_session_manager.h"
 #include "module_sched/sched_scheduler.h"
 
diff --git a/tests/mock/module_ipc/include/trace_collector_mock.h b/tests/mock/module_ipc/include/trace_collector_mock.h
new file mode 100644
index 0000000000000000000000000000000000000000..19c92e873f6e642e1ee2318d9c07d4e61f5a5ad8
--- /dev/null
+++ b/tests/mock/module_ipc/include/trace_collector_mock.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License") = 0;
+ * 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.
+ */
+
+#ifndef OHOS_FILEMGMT_BACKUP_TRACE_COLLECTOR_MOCK_H
+#define OHOS_FILEMGMT_BACKUP_TRACE_COLLECTOR_MOCK_H
+
+#include <gmock/gmock.h>
+
+#include "trace_collector_client.h"
+
+namespace OHOS::FileManagement::Backup {
+using namespace OHOS::HiviewDFX;
+
+class TraceCollectorMock : public UCollectClient::TraceCollector {
+public:
+    MOCK_METHOD(CollectResult<int32_t>, OpenSnapshot, (const std::vector<std::string>& tagGroups));
+    MOCK_METHOD(CollectResult<std::vector<std::string>>, DumpSnapshot, (UCollect::TraceClient client));
+    MOCK_METHOD(CollectResult<int32_t>, OpenRecording, (const std::string& tags));
+    MOCK_METHOD(CollectResult<int32_t>, RecordingOn, ());
+    MOCK_METHOD(CollectResult<std::vector<std::string>>, RecordingOff, ());
+    MOCK_METHOD(CollectResult<int32_t>, Close, ());
+    // use for hap main looper
+    MOCK_METHOD(CollectResult<int32_t>, CaptureDurationTrace, (UCollectClient::AppCaller &appCaller));
+};
+} // namespace OHOS::FileManagement::Backup
+#endif // OHOS_FILEMGMT_BACKUP_TRACE_COLLECTOR_MOCK_H
\ No newline at end of file
diff --git a/tests/mock/module_ipc/svc_session_manager_mock.cpp b/tests/mock/module_ipc/svc_session_manager_mock.cpp
index c1862dc6c49cb9511edebfae61ac7250a6dd2d18..13b0c6d68aaee759ea639aa9e6982aec288348b1 100644
--- a/tests/mock/module_ipc/svc_session_manager_mock.cpp
+++ b/tests/mock/module_ipc/svc_session_manager_mock.cpp
@@ -261,7 +261,7 @@ void SvcSessionManager::AppendBundles(const vector<BundleName> &bundleNames, vec
     BackupExtInfo info {};
     info.backupExtName = BUNDLE_NAME;
     impl_.backupExtNameMap.insert(make_pair(BUNDLE_NAME, info));
-    for (auto bundleName : bundleNames) {
+    for (const std::string& bundleName : bundleNames) {
         if (bundleName == BUNDLE_NAME_FALSE) {
             failedBundles.push_back(BUNDLE_NAME_FALSE);
         }
diff --git a/tests/unittests/backup_sa/module_ipc/BUILD.gn b/tests/unittests/backup_sa/module_ipc/BUILD.gn
index 3c8a43658c1d1cd7a7df72676949584e1cc23588..dfe9ccde54ff077960b579e2dbc8410b3a535414 100644
--- a/tests/unittests/backup_sa/module_ipc/BUILD.gn
+++ b/tests/unittests/backup_sa/module_ipc/BUILD.gn
@@ -53,7 +53,9 @@ ohos_unittest("module_ipc_test") {
     "googletest:gtest_main",
     "hilog:libhilog",
     "hisysevent:libhisysevent",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
     "samgr:samgr_proxy",
@@ -129,7 +131,9 @@ ohos_unittest("backup_service_test") {
     "googletest:gtest_main",
     "hilog:libhilog",
     "hisysevent:libhisysevent",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "init:libbegetutil",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
@@ -213,7 +217,9 @@ ohos_unittest("backup_service_throw_test") {
     "googletest:gtest_main",
     "hilog:libhilog",
     "hisysevent:libhisysevent",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "init:libbegetutil",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
@@ -283,7 +289,9 @@ ohos_unittest("backup_service_session_test") {
     "googletest:gmock_main",
     "googletest:gtest_main",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "init:libbegetutil",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
@@ -340,6 +348,8 @@ ohos_unittest("backup_service_scheduler_test") {
     "googletest:gmock_main",
     "googletest:gtest_main",
     "hilog:libhilog",
+    "hitrace:hitrace_dump",
+    "hiview:libucollection_client",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
     "safwk:system_ability_fwk",
@@ -410,7 +420,9 @@ ohos_unittest("backup_restore_deps_manager_test") {
     "googletest:gtest_main",
     "hilog:libhilog",
     "hisysevent:libhisysevent",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "init:libbegetutil",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
@@ -483,7 +495,9 @@ ohos_unittest("backup_service_incremental_test") {
     "googletest:gtest_main",
     "hilog:libhilog",
     "hisysevent:libhisysevent",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "init:libbegetutil",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
@@ -565,7 +579,9 @@ ohos_unittest("backup_service_other_test") {
     "googletest:gtest_main",
     "hilog:libhilog",
     "hisysevent:libhisysevent",
+    "hitrace:hitrace_dump",
     "hitrace:hitrace_meter",
+    "hiview:libucollection_client",
     "init:libbegetutil",
     "ipc:ipc_core",
     "jsoncpp:jsoncpp",
diff --git a/tests/unittests/backup_sa/module_ipc/service_test.cpp b/tests/unittests/backup_sa/module_ipc/service_test.cpp
index d47502656b17d255318dd7e9011fa2de2a9ebb81..c46c5749b0ea4462ce2ccea68a9e8ad28b8fae4d 100644
--- a/tests/unittests/backup_sa/module_ipc/service_test.cpp
+++ b/tests/unittests/backup_sa/module_ipc/service_test.cpp
@@ -26,6 +26,7 @@
 #include "service_reverse_mock.h"
 #include "test_common.h"
 #include "test_manager.h"
+#include "trace_collector_mock.h"
 
 #include "service.cpp"
 #include "sub_service.cpp"
@@ -1865,13 +1866,13 @@ HWTEST_F(ServiceTest, SUB_Service_AppendBundlesDetailsBackupSession_0100, testin
     GTEST_LOG_(INFO) << "1. AppendBundlesDetailsBackupSession fail nullptr";
     servicePtr_->session_ = nullptr;
     int ret = servicePtr_->AppendBundlesDetailsBackupSession(bundleNames, bundleInfos);
-    EXPECT_EQ(ret, 13900020);
+    EXPECT_EQ(ret, BError(BError::Codes::SA_INVAL_ARG).GetCode());
 
     GTEST_LOG_(INFO) << "2. AppendBundlesDetailsBackupSession fail false";
     servicePtr_->session_ = session_;
     servicePtr_->isOccupyingSession_.store(true);
     ret = servicePtr_->AppendBundlesDetailsBackupSession(bundleNames, bundleInfos);
-    EXPECT_EQ(ret, 13900020);
+    EXPECT_EQ(ret, BError(BError::Codes::SA_INVAL_ARG).GetCode());
 
     GTEST_LOG_(INFO) << "3. AppendBundlesDetailsBackupSession succ";
     servicePtr_->isOccupyingSession_.store(false);
@@ -2598,4 +2599,39 @@ HWTEST_F(ServiceTest, Service_Total_Stat_Report, testing::ext::TestSize.Level1)
     GTEST_LOG_(INFO) << "ServiceTest-end Service_Total_Stat_Report";
 }
 
+/**
+ * @tc.number: SUB_Service_DumpHiTrace_0000
+ * @tc.name: SUB_Service_DumpHiTrace_0000
+ * @tc.desc: 测试 DumpHiTrace 的正常/异常分支
+ * @tc.size: TINY
+ * @tc.type: FUNC
+ * @tc.level Level 1
+ * @tc.require: NA
+ */
+HWTEST_F(ServiceTest, SUB_Service_DumpHiTrace_0000, testing::ext::TestSize.Level1)
+{
+    GTEST_LOG_(INFO) << "ServiceTest-begin SUB_Service_DumpHiTrace_0000";
+    GTEST_LOG_(INFO) << "1. test if 1, collector is null";
+    servicePtr_->traceCollector_ = nullptr;
+    servicePtr_->DumpHitrace();
+    EXPECT_NE(servicePtr_->traceCollector_, nullptr);
+
+    std::shared_ptr<TraceCollectorMock> collectorMock = std::make_shared<TraceCollectorMock>();
+    CollectResult<std::vector<std::string>> result1;
+    CollectResult<std::vector<std::string>> result2(UCollect::UcError::SUCCESS);
+    result2.data.push_back("123456789012345678901234567890123456789012345678901234567890");
+    CollectResult<std::vector<std::string>> result3(UCollect::UcError::SUCCESS);
+    result3.data.push_back("1234567890");
+    EXPECT_CALL(*collectorMock, DumpSnapshot(_)).WillOnce(Return(result1)).WillOnce(Return(result2))
+        .WillOnce(Return(result3));
+    servicePtr_->traceCollector_ = collectorMock;
+    GTEST_LOG_(INFO) << "2. test if 3, dump return fail";
+    servicePtr_->DumpHitrace();
+    GTEST_LOG_(INFO) << "3. test if 4, dump return long data";
+    servicePtr_->DumpHitrace();
+    GTEST_LOG_(INFO) << "4. test else, dump return short data";
+    servicePtr_->DumpHitrace();
+    EXPECT_NE(servicePtr_->traceCollector_, nullptr);
+    GTEST_LOG_(INFO) << "ServiceTest-end SUB_Service_DumpHiTrace_0000";
+}
 } // namespace OHOS::FileManagement::Backup
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