diff --git a/.github/workflows/test-server-all.yml b/.github/workflows/test-server-all.yml
index 2c28ea846..7e273423f 100644
--- a/.github/workflows/test-server-all.yml
+++ b/.github/workflows/test-server-all.yml
@@ -200,6 +200,7 @@ jobs:
             token,
             variance
           ]
+        hogehugahogehuga: [0,1,2]
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -223,6 +224,12 @@ jobs:
         run: docker-compose ${{ env.COMPOSE_FILES_OPT }} run medium-libc pytest src/tests/test_${{ matrix.test_name }}.py -s -v -log-cli-level=DEBUG
         working-directory: ./scripts
 
+      - name: Check Port
+        if: ${{ failure() }}
+        run: |
+          sudo apt-get install lsof
+          lsof -i:50001,50002,50003
+
   medium_test_container_up:
     runs-on: ubuntu-latest
     steps:
@@ -251,6 +258,12 @@ jobs:
           pipenv run pytest ./tests/test_up.py -s -v -log-cli-level=DEBUG
         working-directory: ./scripts/container_test
 
+      - name: Check Port
+        if: ${{ failure() }}
+        run: |
+          sudo apt-get install lsof
+          lsof -i:50001,50002,50003
+
   medium_test_container_restart:
     runs-on: ubuntu-latest
     strategy:
@@ -290,6 +303,12 @@ jobs:
           pipenv run pytest ./tests/test_restart_request.py::test_success_${{ matrix.test_name }}_with_restart -s -v -log-cli-level=DEBUG
         working-directory: ./scripts/container_test
 
+      - name: Check Port
+        if: ${{ failure() }}
+        run: |
+          sudo apt-get install lsof
+          lsof -i:50001,50002,50003
+
   medium_test_container_down:
     runs-on: ubuntu-latest
     strategy:
@@ -301,6 +320,7 @@ jobs:
             execute_computation,
             get_computation_result,
           ]
+
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -327,6 +347,12 @@ jobs:
           pipenv run pytest ./tests/test_down_request.py::test_failed_${{ matrix.test_name }}_with_down -s -v -log-cli-level=DEBUG
         working-directory: ./scripts/container_test
 
+      - name: Check Port
+        if: ${{ failure() }}
+        run: |
+          sudo apt-get install lsof
+          lsof -i:50001,50002,50003
+
   medium_test_container:
     runs-on: ubuntu-latest
     needs: