presto-main/src/main/java/io/prestosql/server/ServerMainModule.java/ServerMainModule/createAsyncHttpResponseExecutor
class ServerMainModule:    @Provides
    @Singleton
    @ForAsyncHttp
    public static BoundedExecutor createAsyncHttpResponseExecutor(@ForAsyncHttp ExecutorService coreExecutor, TaskManagerConfig config)
    {
        return new BoundedExecutor(coreExecutor, config.getHttpResponseThreads());
    }