Warmups that ended in a thrown error.
Effective interval (ms) used by the timer; reflects clamped env value.
ISO-8601 timestamp of the most recent failed warmup, or null when no
warmup has ever failed.
Sanitised error message from the most recent failure, or null when no
warmup has failed.
ISO-8601 timestamp of the most recent successful warmup, or null when
no warmup has ever succeeded.
Whether the interval timer is currently scheduling refreshes.
Successful warmups (no error thrown by getLifecycleStatistics).
Total number of warmup attempts that have completed since start().
Observable status of the scheduler.