Description of problem:

Meet 503 error when curl /health endpoint

Version-Release number of selected component (if applicable):

quay.io/quay/quay:3.4.0-1

How reproducible:

Always

Steps to Reproduce:
1.Deploy Quay via podman run

# podman run --restart=always -v `pwd`/quayv34/config:/conf/stack -v `pwd`/quayv34/storage:/storage -p 443:8443 -p 80:8080 --privileged=true -e QUAY_OVERRIDE_SERVICES="repomirrorworker=true" -e DEBUGLOG=true -d --name quay-v340-1 quay.io/quay/quay:3.4.0-1
2. curl http://quay-dyan.usersys.redhat.com/health

Actual results:

{"data":{"services":{"auth":true,"database":true,"disk_space":true,"jwtproxy":false,"registry_gunicorn":true,"service_key":true,"web_gunicorn":true}},"status_code":503}

Expected results:

Should not return error

Additional info:

the /status endpoint is normal

1. curl http://quay-dyan.usersys.redhat.com/status
   {"data":{"services":{"auth":true,"database":true,"redis":true,"storage":true}},"status_code":200}