Update perf-testing-setup.yml

.github/workflows/perf-testing-setup.yml

@@ -64,7 +64,7 @@ jobs:
         fi
 
         echo "Running Docker container..."
-        container_id=$(docker run -d --shm-size="2g" --env FUNCTIONS_WORKER_RUNTIME_VERSION=${{ env.PYTHON_VERSION }} -p ${PORT}:80 -v $GITHUB_WORKSPACE/azure_functions_worker:/azure-functions-host/workers/python/${{ env.PYTHON_VERSION }}/LINUX/X64/azure_functions_worker perfimage:latest)
+        container_id=$(docker run -d --privileged --shm-size="2g" --env FUNCTIONS_WORKER_RUNTIME_VERSION=${{ env.PYTHON_VERSION }} -p ${PORT}:80 -v $GITHUB_WORKSPACE/azure_functions_worker:/azure-functions-host/workers/python/${{ env.PYTHON_VERSION }}/LINUX/X64/azure_functions_worker perfimage:latest)
         sleep 10  # host needs some time to start.
         echo "Container ID is $container_id"
         echo "Fetching Docker container logs..."
@@ -83,7 +83,7 @@ jobs:
         echo "Starting py-spy in background..."
         echo "Container id is $container_id"
         docker exec $container_id sh -c "pip install py-spy"
-        spy_pid=$(docker exec $container_id sh -c "py-spy record -p $worker_pid -o helloperf.svg -f flamegraph --idle --nonblocking --rate 1500")
+        spy_pid=$(docker exec $container_id sh -c "py-spy record -p $worker_pid -o helloperf.svg -f flamegraph --idle --nonblocking --rate 1500 & echo $!")
         echo "Py-spy process id is $spy_pid"
         echo "spy_pid=$spy_pid" >> $GITHUB_ENV