diff --git a/frameworks/native/backup_ext/src/ext_extension.cpp b/frameworks/native/backup_ext/src/ext_extension.cpp
index 40b1f73b1d5b11d0622a52625279e93f3c6ae98e..5bf369cceffa745cf5e5e2a090f45555da1351fd 100644
--- a/frameworks/native/backup_ext/src/ext_extension.cpp
+++ b/frameworks/native/backup_ext/src/ext_extension.cpp
@@ -49,6 +49,7 @@
 #include "b_jsonutil/b_jsonutil.h"
 #include "b_ohos/startup/backup_para.h"
 #include "b_tarball/b_tarball_factory.h"
+#include "b_utils/b_time.h"
 #include "filemgmt_libhilog.h"
 #include "hitrace_meter.h"
 #include "i_service.h"
@@ -2106,130 +2107,4 @@ int BackupExtExtension::DoIncrementalBackup(const vector<struct ReportFileInfo>
         smallFiles.size(), allFiles.size());
     return err;
 }
-
-bool BackupExtExtension::IfAllowToBackupRestore()
-{
-    if (extension_ == nullptr) {
-        HILOGE("Failed to handle backup, extension is nullptr");
-        return false;
-    }
-    string usrConfig = extension_->GetUsrConfig();
-    BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity(usrConfig);
-    auto cache = cachedEntity.Structuralize();
-    if (!cache.GetAllowToBackupRestore()) {
-        HILOGE("Application does not allow backup or restore");
-        return false;
-    }
-    return true;
-}
-
-ErrCode BackupExtExtension::User0OnBackup()
-{
-    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
-    if (!IfAllowToBackupRestore()) {
-        return BError(BError::Codes::EXT_FORBID_BACKUP_RESTORE, "Application does not allow backup or restore")
-            .GetCode();
-    }
-    AsyncTaskUser0Backup();
-    return ERR_OK;
-}
-
-void BackupExtExtension::AsyncTaskUser0Backup()
-{
-    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
-    auto task = [obj {wptr<BackupExtExtension>(this)}]() {
-        auto ptr = obj.promote();
-        BExcepUltils::BAssert(ptr, BError::Codes::EXT_BROKEN_FRAMEWORK, "Ext extension handle have been released");
-        const string config = ptr->extension_->GetUsrConfig();
-        try {
-            HILOGI("Do backup, start fwk timer begin.");
-            bool isFwkStart;
-            ptr->StartFwkTimer(isFwkStart);
-            if (!isFwkStart) {
-                HILOGE("Do backup, start fwk timer fail.");
-                return;
-            }
-            HILOGI("Do backup, start fwk timer end.");
-            BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity(config);
-            auto cache = cachedEntity.Structuralize();
-            auto ret = ptr->User0DoBackup(cache);
-            if (ret != ERR_OK) {
-                HILOGE("User0DoBackup, err = %{pubilc}d", ret);
-                ptr->AppIncrementalDone(BError::GetCodeByErrno(ret));
-            }
-        } catch (const BError &e) {
-            HILOGE("extension: AsyncTaskBackup error, err code:%{public}d", e.GetCode());
-            ptr->AppIncrementalDone(e.GetCode());
-        } catch (const exception &e) {
-            HILOGE("Catched an unexpected low-level exception %{public}s", e.what());
-            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
-        } catch (...) {
-            HILOGE("Failed to restore the ext bundle");
-            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
-        }
-    };
-
-    threadPool_.AddTask([task]() {
-        try {
-            task();
-        } catch (...) {
-            HILOGE("Failed to add task to thread pool");
-        }
-    });
-}
-
-void BackupExtExtension::DoUser0Backup(const BJsonEntityExtensionConfig &usrConfig)
-{
-    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
-    string path = string(BConstants::PATH_BUNDLE_BACKUP_HOME).append(BConstants::SA_BUNDLE_BACKUP_BACKUP);
-    if (mkdir(path.data(), S_IRWXU) && errno != EEXIST) {
-        throw BError(errno);
-    }
-    vector<string> includes = usrConfig.GetIncludes();
-    vector<string> excludes = usrConfig.GetExcludes();
-    auto task = [obj {wptr<BackupExtExtension>(this)}, includes, excludes]() {
-        auto ptr = obj.promote();
-        BExcepUltils::BAssert(ptr, BError::Codes::EXT_BROKEN_FRAMEWORK, "Ext extension handle have been released");
-        try {
-            auto [bigFile, smallFile] = BDir::GetBackupList(includes, excludes);
-            vector<struct ReportFileInfo> allFiles;
-            vector<struct ReportFileInfo> smallFiles;
-            vector<struct ReportFileInfo> bigFiles;
-            BDir::GetUser0FileStat(move(bigFile), move(smallFile), allFiles, smallFiles, bigFiles);
-            auto ret = ptr->DoIncrementalBackup(allFiles, smallFiles, bigFiles);
-            ptr->AppIncrementalDone(ret);
-            HILOGI("User0 backup app done %{public}d", ret);
-        } catch (const BError &e) {
-            ptr->AppIncrementalDone(e.GetCode());
-        } catch (const exception &e) {
-            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
-        } catch (...) {
-            HILOGE("Failed to restore the ext bundle");
-            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
-        }
-    };
-
-    threadPool_.AddTask([task]() {
-        try {
-            task();
-        } catch (...) {
-            HILOGE("Failed to add task to thread pool");
-        }
-    });
-}
-
-int BackupExtExtension::User0DoBackup(const BJsonEntityExtensionConfig &usrConfig)
-{
-    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
-    HILOGI("Start Do User0Backup");
-    if (extension_ == nullptr) {
-        HILOGE("Failed to do backup, extension is nullptr");
-        return BError(BError::Codes::EXT_INVAL_ARG);
-    }
-    if (extension_->GetExtensionAction() != BConstants::ExtensionAction::BACKUP) {
-        return EPERM;
-    }
-    DoUser0Backup(usrConfig);
-    return ERR_OK;
-}
 } // namespace OHOS::FileManagement::Backup
diff --git a/frameworks/native/backup_ext/src/sub_ext_extension.cpp b/frameworks/native/backup_ext/src/sub_ext_extension.cpp
index 926780571049e23a51225d073618ee18d2b5492f..e1225f60ecd6a3625709b165e33fdbb80d0689e5 100644
--- a/frameworks/native/backup_ext/src/sub_ext_extension.cpp
+++ b/frameworks/native/backup_ext/src/sub_ext_extension.cpp
@@ -781,4 +781,130 @@ bool BackupExtExtension::SetStagingPathProperties()
     }
     return true;
 }
+
+bool BackupExtExtension::IfAllowToBackupRestore()
+{
+    if (extension_ == nullptr) {
+        HILOGE("Failed to handle backup, extension is nullptr");
+        return false;
+    }
+    string usrConfig = extension_->GetUsrConfig();
+    BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity(usrConfig);
+    auto cache = cachedEntity.Structuralize();
+    if (!cache.GetAllowToBackupRestore()) {
+        HILOGE("Application does not allow backup or restore");
+        return false;
+    }
+    return true;
+}
+
+ErrCode BackupExtExtension::User0OnBackup()
+{
+    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
+    if (!IfAllowToBackupRestore()) {
+        return BError(BError::Codes::EXT_FORBID_BACKUP_RESTORE, "Application does not allow backup or restore")
+            .GetCode();
+    }
+    AsyncTaskUser0Backup();
+    return ERR_OK;
+}
+
+void BackupExtExtension::AsyncTaskUser0Backup()
+{
+    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
+    auto task = [obj {wptr<BackupExtExtension>(this)}]() {
+        auto ptr = obj.promote();
+        BExcepUltils::BAssert(ptr, BError::Codes::EXT_BROKEN_FRAMEWORK, "Ext extension handle have been released");
+        const string config = ptr->extension_->GetUsrConfig();
+        try {
+            HILOGI("Do backup, start fwk timer begin.");
+            bool isFwkStart;
+            ptr->StartFwkTimer(isFwkStart);
+            if (!isFwkStart) {
+                HILOGE("Do backup, start fwk timer fail.");
+                return;
+            }
+            HILOGI("Do backup, start fwk timer end.");
+            BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity(config);
+            auto cache = cachedEntity.Structuralize();
+            auto ret = ptr->User0DoBackup(cache);
+            if (ret != ERR_OK) {
+                HILOGE("User0DoBackup, err = %{pubilc}d", ret);
+                ptr->AppIncrementalDone(BError::GetCodeByErrno(ret));
+            }
+        } catch (const BError &e) {
+            HILOGE("extension: AsyncTaskBackup error, err code:%{public}d", e.GetCode());
+            ptr->AppIncrementalDone(e.GetCode());
+        } catch (const exception &e) {
+            HILOGE("Catched an unexpected low-level exception %{public}s", e.what());
+            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
+        } catch (...) {
+            HILOGE("Failed to restore the ext bundle");
+            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
+        }
+    };
+
+    threadPool_.AddTask([task]() {
+        try {
+            task();
+        } catch (...) {
+            HILOGE("Failed to add task to thread pool");
+        }
+    });
+}
+
+void BackupExtExtension::DoUser0Backup(const BJsonEntityExtensionConfig &usrConfig)
+{
+    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
+    string path = string(BConstants::PATH_BUNDLE_BACKUP_HOME).append(BConstants::SA_BUNDLE_BACKUP_BACKUP);
+    if (mkdir(path.data(), S_IRWXU) && errno != EEXIST) {
+        throw BError(errno);
+    }
+    vector<string> includes = usrConfig.GetIncludes();
+    vector<string> excludes = usrConfig.GetExcludes();
+    auto task = [obj {wptr<BackupExtExtension>(this)}, includes, excludes]() {
+        auto ptr = obj.promote();
+        BExcepUltils::BAssert(ptr, BError::Codes::EXT_BROKEN_FRAMEWORK, "Ext extension handle have been released");
+        try {
+            auto [bigFile, smallFile] = BDir::GetBackupList(includes, excludes);
+            vector<struct ReportFileInfo> allFiles;
+            vector<struct ReportFileInfo> smallFiles;
+            vector<struct ReportFileInfo> bigFiles;
+            BDir::GetUser0FileStat(move(bigFile), move(smallFile), allFiles, smallFiles, bigFiles);
+            auto ret = ptr->DoIncrementalBackup(allFiles, smallFiles, bigFiles);
+            ptr->AppIncrementalDone(ret);
+            HILOGI("User0 backup app done %{public}d", ret);
+        } catch (const BError &e) {
+            ptr->AppIncrementalDone(e.GetCode());
+        } catch (const exception &e) {
+            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
+        } catch (...) {
+            HILOGE("Failed to restore the ext bundle");
+            ptr->AppIncrementalDone(BError(BError::Codes::EXT_INVAL_ARG).GetCode());
+        }
+    };
+
+    threadPool_.AddTask([task]() {
+        try {
+            task();
+        } catch (...) {
+            HILOGE("Failed to add task to thread pool");
+        }
+    });
+}
+
+int BackupExtExtension::User0DoBackup(const BJsonEntityExtensionConfig &usrConfig)
+{
+    HITRACE_METER_NAME(HITRACE_TAG_FILEMANAGEMENT, __PRETTY_FUNCTION__);
+    HILOGI("Start Do User0Backup");
+    if (extension_ == nullptr) {
+        HILOGE("Failed to do backup, extension is nullptr");
+        return BError(BError::Codes::EXT_INVAL_ARG);
+    }
+    if (extension_->GetExtensionAction() != BConstants::ExtensionAction::BACKUP) {
+        return EPERM;
+    }
+    DoUser0Backup(usrConfig);
+    return ERR_OK;
+}
 } // namespace OHOS::FileManagement::Backup
diff --git a/utils/include/b_radar/b_radar.h b/utils/include/b_radar/b_radar.h
index 87fd5ac4e38a892e6701e3fad0bcb7537955018a..226e0ece4186c82ab359383a63d6cc96e86ba3ac 100644
--- a/utils/include/b_radar/b_radar.h
+++ b/utils/include/b_radar/b_radar.h
@@ -76,11 +76,11 @@ public:
     struct DoRestoreInfo {
         uint32_t bigFileNum;
         uint64_t bigFileSize;
-        uint32_t bigFileSpendTime;
+        int64_t bigFileSpendTime;
         uint32_t tarFileNum;
         uint64_t tarFileSize;
-        uint32_t tarFileSpendTime;
-        uint32_t totalFileSpendTime;
+        int64_t tarFileSpendTime;
+        int64_t totalFileSpendTime;
     };
 
 public: