diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java
index e757f61..de260b1 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java
@@ -2,6 +2,8 @@ package io.github.linwancen.plugin.show.ext.conf;
 
 import com.intellij.ide.projectView.ProjectView;
 import com.intellij.openapi.application.ApplicationManager;
+import com.intellij.openapi.progress.ProgressIndicator;
+import com.intellij.openapi.progress.Task;
 import com.intellij.openapi.project.DumbService;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.vfs.VirtualFile;
@@ -118,21 +120,29 @@ public class ConfCache {
     }
 
     public static void loadAll(@NotNull Project project) {
-        DumbService.getInstance(project).smartInvokeLater(() -> {
-            @NotNull Collection<VirtualFile> files = FilenameIndex.getAllFilesByExt(project, TsvLoader.EXT);
-            @NotNull StringBuilder sb = new StringBuilder();
-            for (@NotNull VirtualFile file : files) {
-                load(file);
-                sb.append(file.getName()).append("\n");
+        new Task.Backgroundable(project, "Show Load xxx.tree/key/doc/json.tsv") {
+            @Override
+            public void run(@NotNull ProgressIndicator indicator) {
+                ApplicationManager.getApplication().runReadAction(() -> {
+                    @NotNull Collection<VirtualFile> files = FilenameIndex.getAllFilesByExt(project, TsvLoader.EXT);
+                    @NotNull StringBuilder sb = new StringBuilder();
+                    int i = 0;
+                    for (@NotNull VirtualFile file : files) {
+                        indicator.setText(file.getName());
+                        load(file);
+                        indicator.setFraction((double) ++i /files.size());
+                        sb.append(file.getName()).append("\n");
+                    }
+                    if (files.isEmpty()) {
+                        return;
+                    }
+                    if (!project.isDisposed()) {
+                        ProjectView.getInstance(project).refresh();
+                    }
+                    LOG.info("Ext doc conf load all complete {} files\n{}", files.size(), sb);
+                });
             }
-            if (files.isEmpty()) {
-                return;
-            }
-            if (!project.isDisposed()) {
-                ProjectView.getInstance(project).refresh();
-            }
-            LOG.info("Ext doc conf load all complete {} files\n{}", files.size(), sb);
-        });
+        }.queue();
     }
 
     public static void loadFile(@NotNull VirtualFile file, @Nullable Project project) {