TimerOptions
constructor(pollInterval: Duration = 1.seconds, lookahead: Duration = 30.seconds, retry: RetryPolicy = RetryPolicy(maxAttempts = 10, initialBackoff = 1.seconds, maxBackoff = 5.minutes), expiresAfter: Duration? = null, batch: Int, parallelism: Int = 64, maxFireRate: Double? = null, claimTimeout: Duration = 30.seconds, maxEarlyWait: Duration = 5.seconds, maxBusyRetries: Int = 20)