diff --git a/cinder/image/image_utils.py b/cinder/image/image_utils.py
index c472c1476e5..370419404a8 100644
--- a/cinder/image/image_utils.py
+++ b/cinder/image/image_utils.py
@@ -590,7 +590,7 @@ def fetch_to_volume_format(context, image_service,
     # large and cause disk full errors which would confuse users.
     # Unfortunately it seems that you can't pipe to 'qemu-img convert' because
     # it seeks. Maybe we can think of something for a future version.
-    with temporary_file() as tmp:
+    with temporary_file(prefix='image_download_%s_' % image_id) as tmp:
         has_meta = False if not image_meta else True
         try:
             format_raw = True if image_meta['disk_format'] == 'raw' else False
@@ -708,7 +708,7 @@ def upload_volume(context, image_service, image_meta, volume_path,
                                              base_image_ref=base_image_ref)
             return
 
-    with temporary_file() as tmp:
+    with temporary_file(prefix='vol_upload_') as tmp:
         LOG.debug("%s was %s, converting to %s",
                   image_id, volume_format, image_meta['disk_format'])
 
@@ -942,7 +942,8 @@ class TemporaryImages(object):
     @contextlib.contextmanager
     def fetch(cls, image_service, context, image_id, suffix=''):
         tmp_images = cls.for_image_service(image_service).temporary_images
-        with temporary_file(suffix=suffix) as tmp:
+        with temporary_file(prefix='image_fetch_%s_' % image_id,
+                            suffix=suffix) as tmp:
             fetch_verify_image(context, image_service, image_id, tmp)
             user = context.user_id
             if not tmp_images.get(user):
diff --git a/cinder/tests/unit/test_image_utils.py b/cinder/tests/unit/test_image_utils.py
index 7b134833920..af4ea21dcb6 100644
--- a/cinder/tests/unit/test_image_utils.py
+++ b/cinder/tests/unit/test_image_utils.py
@@ -1142,7 +1142,8 @@ class TestFetchToVolumeFormat(test.TestCase):
                                                     volume_format, blocksize)
 
         self.assertIsNone(output)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=True),
             mock.call(tmp, run_as_root=True)])
@@ -1194,7 +1195,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         self.assertIsNone(output)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=run_as_root),
             mock.call(tmp, run_as_root=run_as_root)])
@@ -1250,7 +1252,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         self.assertIsNone(output)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=run_as_root),
             mock.call(tmp, run_as_root=run_as_root)])
@@ -1302,7 +1305,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         self.assertIsNone(output)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=run_as_root),
             mock.call(tmp, run_as_root=run_as_root)])
@@ -1406,7 +1410,8 @@ class TestFetchToVolumeFormat(test.TestCase):
 
         self.assertIsNone(output)
         image_service.show.assert_called_once_with(ctxt, image_id)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_called_once_with(tmp,
                                           force_share=False,
                                           run_as_root=run_as_root)
@@ -1453,7 +1458,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         image_service.show.assert_called_once_with(ctxt, image_id)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_called_once_with(tmp,
                                           force_share=False,
                                           run_as_root=run_as_root)
@@ -1498,7 +1504,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         image_service.show.assert_called_once_with(ctxt, image_id)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_called_once_with(tmp,
                                           force_share=False,
                                           run_as_root=run_as_root)
@@ -1549,7 +1556,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         image_service.show.assert_called_once_with(ctxt, image_id)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=run_as_root),
             mock.call(tmp, run_as_root=run_as_root)])
@@ -1597,7 +1605,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         image_service.show.assert_called_once_with(ctxt, image_id)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=run_as_root),
             mock.call(tmp, run_as_root=run_as_root)])
@@ -1645,7 +1654,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         image_service.show.assert_called_once_with(ctxt, image_id)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=run_as_root),
             mock.call(tmp, run_as_root=run_as_root)])
@@ -1694,7 +1704,8 @@ class TestFetchToVolumeFormat(test.TestCase):
             run_as_root=run_as_root)
 
         self.assertIsNone(output)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=run_as_root),
             mock.call(tmp, run_as_root=run_as_root)])
@@ -1852,7 +1863,8 @@ class TestFetchToVolumeFormat(test.TestCase):
                                                     volume_format, blocksize)
 
         self.assertIsNone(output)
-        mock_temp.assert_called_once_with()
+        mock_temp.assert_called_once_with(prefix='image_download_%s_' %
+                                          image_id)
         mock_info.assert_has_calls([
             mock.call(tmp, force_share=False, run_as_root=True),
             mock.call(tmp, run_as_root=True)])