I have the following sync service which is creating an error on a meta dataservice. Can I ask for help interpreting this? What is the meta dataservice? Is there a link to what this is doing? The error below appears when the service starts. This error prevents the sync service from starting
sync.ymlservice: syncinstance_class: F2automatic_scaling: max_instances: 1runtime: python312app_engine_apis: trueentrypoint: gunicorn -b :$PORT sync:app#inbound_services:#- warmuplibraries:- name: jinja2 version: latest - name: ssl version: latest# taskqueue and cron tasks can access admin urlshandlers:- url: /.* script: sync.app secure: always redirect_http_response_code: 301env_variables: MEMCACHE_USE_CROSS_COMPATIBLE_PROTOCOL: "True" NDB_USE_CROSS_COMPATIBLE_PICKLE_PROTOCOL: "True" DEFERRED_USE_CROSS_COMPATIBLE_PICKLE_PROTOCOL: "True" CURRENT_VERSION_TIMESTAMP: "1677721600"sync.py import google.appengine.apiclient = ndb.Client()def ndb_wsgi_middleware(wsgi_app:disappointed_face: def middleware(environ, start_response:disappointed_face: with client.context(): return wsgi_app(environ, start_response) return middlewarelog that appears when service is startingapp.wsgi_app = ndb_wsgi_middleware(google.appengine.api.wrap_wsgi_app(app.wsgi_app))2024-05-17 04:04:53 sync[20240515t183736] File "/layers/google.python.pip/pip/lib/python3.12/site-packages/google/cloud/ndb/_datastore_query.py", line 373, in _next_batch2024-05-17 04:04:53 sync[20240515t183736] response = yield _datastore_run_query(query)2024-05-17 04:04:53 sync[20240515t183736] ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^2024-05-17 04:04:53 sync[20240515t183736] File "/layers/google.python.pip/pip/lib/python3.12/site-packages/google/cloud/ndb/tasklets.py", line 319, in _advance_tasklet2024-05-17 04:04:53 sync[20240515t183736] yielded = self.generator.throw(type(error), error, traceback)2024-05-17 04:04:53 sync[20240515t183736] ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^2024-05-17 04:04:53 sync[20240515t183736] File "/layers/google.python.pip/pip/lib/python3.12/site-packages/google/cloud/ndb/_datastore_query.py", line 1030, in _datastore_run_query2024-05-17 04:04:53 sync[20240515t183736] response = yield _datastore_api.make_call(
2024-05-17 04:04:45 sync[20240515t183736] google.api_core.exceptions.RetryError: Maximum number of 3 retries exceeded while calling <function make_call..rpc_call at 0x3e956b7625c0>, last exception: 503 Getting metadata from plugin failed with error: Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Engine metadata service. Compute Engine Metadata server unavailable