SSDs of the same make and model deployed at the same time on the same system are highly likely to reach end-of-life around the same time. When an SSD reaches 100% of rated life, it might not be able t...SSDs of the same make and model deployed at the same time on the same system are highly likely to reach end-of-life around the same time. When an SSD reaches 100% of rated life, it might not be able to retain data while powered off for long periods of time. ONTAP generates an event when the rated life of an SSD reaches any of the following three (3) thresholds: The event messages also give an estimate of the number of weeks of rated life remaining for each SSD, based on past usage.