code: public static void waitForMongoSSL(LibertyServer server) throws Exception {
          // Just because SSL feature is reported as starting doesn't mean it is really ready,
          // nor that Mongo is functional, so wait for SSL to report the keystore has been
          // added, then wait for MongoDBService to activate.
          server.resetLogMarks(); // look from start of logs
          assertNotNull("Did not find trace message indicating SSL trustStore had been added",
                        server.waitForStringInTraceUsingMark("Adding keystore: (myDefaultTrustStore|differentTrustStore)"));
          assertNotNull("Did not find message indicating MongoDBService had activated", server.waitForStringInTraceUsingMark("MongoDBService * < activate"));
      }
docs: TODO: Should not need to scrape trace in order to know a feature is usable --> use min.cardinality