diff --git a/lib/dstat b/lib/dstat
index 62795f5e72..517e4237ac 100644
--- a/lib/dstat
+++ b/lib/dstat
@@ -24,12 +24,12 @@ function start_dstat {
     # To enable memory_tracker add:
     #    enable_service memory_tracker
     # to your localrc
-    run_process memory_tracker "$TOP_DIR/tools/memory_tracker.sh"
+    run_process memory_tracker "sudo $TOP_DIR/tools/memory_tracker.sh"
 
     # remove support for the old name when it's no longer used (sometime in Queens)
     if is_service_enabled peakmem_tracker; then
         deprecated "Use of peakmem_tracker in devstack is deprecated, use memory_tracker instead"
-        run_process peakmem_tracker "$TOP_DIR/tools/memory_tracker.sh"
+        run_process peakmem_tracker "sudo $TOP_DIR/tools/memory_tracker.sh"
     fi
 }
 
diff --git a/tools/memory_tracker.sh b/tools/memory_tracker.sh
index dac0267a7e..7397c03941 100755
--- a/tools/memory_tracker.sh
+++ b/tools/memory_tracker.sh
@@ -86,7 +86,7 @@ function tracker {
             # list processes that lock memory from swap
             if [[ $unevictable -ne $unevictable_point ]]; then
                 unevictable_point=$unevictable
-                sudo ./tools/mlock_report.py
+                ./tools/mlock_report.py
             fi
 
             echo "]]]"