Read the thread I linked - multiple commenters say that using SIGQUIT does not solve the problem for them and eventually unbit states that he recommends using -

Read the thread I linked - multiple commenters say that using SIGQUIT does not solve the problem for them and eventually unbit states that he recommends using --die-on-term. You are using the wrong workaround, so if you haven't had problems yet, it could only be a matter of time. And this is only one aspect of uwsgi that is buggy/unclear