diff --git a/app/src/main/java/eu/faircode/netguard/SinkholeService.java b/app/src/main/java/eu/faircode/netguard/SinkholeService.java
index 03db77d7..24c6aa7b 100644
--- a/app/src/main/java/eu/faircode/netguard/SinkholeService.java
+++ b/app/src/main/java/eu/faircode/netguard/SinkholeService.java
@@ -637,6 +637,25 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
             if (filter && loglevel <= Log.WARN) {
                 int[] count = jni_get_session_count();
                 remoteViews.setTextViewText(R.id.tvSessions, count[0] + "/" + count[1] + "/" + count[2]);
+
+                File proc = new File("/proc/sys/fs/file-nr");
+                BufferedReader br = null;
+                try {
+                    br = new BufferedReader(new FileReader(proc));
+                    String line = br.readLine();
+                    String[] filenr = line.split("\\s+");
+                    if (filenr.length == 3) {
+                        int perc = Integer.parseInt(filenr[0]) * 100 / Integer.parseInt(filenr[2]);
+                        remoteViews.setTextViewText(R.id.tvFiles, perc + "%");
+                    }
+                } catch (Throwable ignored) {
+                } finally {
+                    if (br != null)
+                        try {
+                            br.close();
+                        } catch (IOException ignored) {
+                        }
+                }
             }
 
             // Show notification
diff --git a/app/src/main/res/layout/traffic.xml b/app/src/main/res/layout/traffic.xml
index 3127056b..9e106242 100644
--- a/app/src/main/res/layout/traffic.xml
+++ b/app/src/main/res/layout/traffic.xml
@@ -68,6 +68,16 @@
         android:textAppearance="@style/TextAppearance.StatusBar.EventContent.Info"
         android:textSize="10sp" />
 
+    <TextView
+        android:id="@+id/tvFiles"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentEnd="true"
+        android:layout_alignParentRight="true"
+        android:layout_alignParentTop="true"
+        android:textAppearance="@style/TextAppearance.StatusBar.EventContent.Info"
+        android:textSize="10sp" />
+
     <ImageView
         android:id="@+id/ivTraffic"
         android:layout_width="match_parent"