presto-main/src/main/java/io/prestosql/server/remotetask/HttpRemoteTask.java/HttpRemoteTask/createCleanupBackoff
class HttpRemoteTask:    private static Backoff createCleanupBackoff()
    {
        return new Backoff(10, new Duration(10, TimeUnit.MINUTES), Ticker.systemTicker(), ImmutableList.<Duration>builder()
                .add(new Duration(0, MILLISECONDS))
                .add(new Duration(100, MILLISECONDS))
                .add(new Duration(500, MILLISECONDS))
                .add(new Duration(1, SECONDS))
                .add(new Duration(10, SECONDS))
                .build());
    }