[CI] build docs faster (#10115)

I assume the CI machine should have at least 4 cores, so let's build docs faster
2021-02-10 00:02:39 -08:00
parent 7c07a47dfb
commit d478257d9b
1 changed files with 1 additions and 1 deletions
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -306,7 +306,7 @@ jobs:
                  key: v0.4-build_doc-{{ checksum "setup.py" }}
                  paths:
                      - '~/.cache/pip'
-            - run: cd docs && make html SPHINXOPTS="-W"
+            - run: cd docs && make html SPHINXOPTS="-W -j 4"
            - store_artifacts:
                path: ./docs/_build