Confusing

src/python/grpcio/grpc/_cython/_cygrpc/aio/iomgr/iomgr.pyx.pxi

@@ -170,6 +170,7 @@ cdef grpc_error* asyncio_resolve(
         char* host,
         char* port,
         grpc_resolved_addresses** res) with gil:
+    _LOGGER.debug('asyncio_resolve')
     result = native_socket.getaddrinfo(host, port)
     res[0] = tuples_to_resolvaddr(result)
 
@@ -178,6 +179,7 @@ cdef void asyncio_resolve_async(
         grpc_custom_resolver* grpc_resolver,
         char* host,
         char* port) with gil:
+    _LOGGER.debug('asyncio_resolve_async')
     resolver = _AsyncioResolver.create(grpc_resolver)
     resolver.resolve(host, port)
 

src/python/grpcio/grpc/_cython/_cygrpc/aio/iomgr/resolver.pyx.pxi

@@ -32,7 +32,9 @@ cdef class _AsyncioResolver:
     async def _async_resolve(self, bytes host, bytes port):
         self._task_resolve = None
         try:
+            _LOGGER.debug('_AsyncioResolver before')
             resolved = await grpc_aio_loop().getaddrinfo(host, port)
+            _LOGGER.debug('_AsyncioResolver after')
         except Exception as e:
             grpc_custom_resolve_callback(
                 <grpc_custom_resolver*>self._grpc_resolver,
@@ -50,6 +52,7 @@ cdef class _AsyncioResolver:
     cdef void resolve(self, char* host, char* port):
         assert not self._task_resolve
 
+        _LOGGER.debug('_AsyncioResolver resolve')
         self._task_resolve = grpc_aio_loop().create_task(
             self._async_resolve(host, port)
         )