src/main/java/org/opensearch/search/asynchronous/service/AsynchronousSearchService.java (1 line): - line 619: // TODO listen to coordinator state failures and asynchronous search shards getting assigned src/main/java/org/opensearch/search/asynchronous/plugin/AsynchronousSearchPlugin.java (1 line): - line 87: //TODO Revisit these once we performance test the feature