Update command

.github/workflows/ci-test.yml

@@ -52,6 +52,7 @@ jobs:
       run: |
         df -a -h
         du -d 1 -h .
+        df . -h
         python -m pip install --upgrade pip wheel
         # TODO(b/232490018): Cython need to be installed separately to build pycocotools.
         python -m pip install Cython -c ./test_constraints.txt