diff --git a/.jenkins/metadata.json b/.jenkins/metadata.json
index 40c0e13c74e..ef793f0b1db 100644
--- a/.jenkins/metadata.json
+++ b/.jenkins/metadata.json
@@ -22,6 +22,9 @@
     "duration": 320,
     "needs": "gpu.nvidia.small.multi"
   },
+  "beginner_source/blitz/data_parallel_tutorial.py": {
+    "needs": "gpu.nvidia.small.multi"
+  },
   "intermediate_source/model_parallel_tutorial.py": {
     "needs": "gpu.nvidia.small.multi"
   },
diff --git a/conf.py b/conf.py
index 896fbc1608f..a4d8ca1af99 100644
--- a/conf.py
+++ b/conf.py
@@ -33,6 +33,8 @@
 sys.path.insert(0, os.path.abspath('./.jenkins'))
 import pytorch_sphinx_theme
 import torch
+import numpy
+import gc
 import glob
 import random
 import shutil
@@ -91,6 +93,8 @@ def reset_seeds(gallery_conf, fname):
     torch.manual_seed(42)
     torch.set_default_device(None)
     random.seed(10)
+    numpy.random.seed(10)
+    gc.collect()
 
 sphinx_gallery_conf = {
     'examples_dirs': ['beginner_source', 'intermediate_source',