We stayed with the great folks here for a week. The historical rooms are highly recommended. The…read morestaff are very accommodating and Pavel is in charge of a world-class kitchen. We felt pampered all week. The on-site courtyard is the place to be on a pleasant evening and the house -made beers are great in a country known for great beers.
As others have noted, it's in the suburbs and it will require you to hire a car to go into the town center or to nearby sites like Stramberk. Let the desk call a top-notch car service for you.
If you're going to Ostrava, this is the only place to stay.