Saint Sebastian Tended by Saint Irene Saint Sebastian Tended by Saint Irene Saint Sebastian Tended by Saint Irene is an incident in the lives of Saint Sebastian and Saint Irene of Rome. It was not prominent in the hagiographical literature until the late Renaissance, and is hardly seen in art before then. As an artistic subject, normally in painting, it suddenly became popular from the 1610s, though found in predella scenes as early as the 15th century, and was most popular until about the 1670s. Though Sebastian is famously tied to a tree or post and shot with many arrows, in his story he had he
Least frequently used even though it will not be used again for a decent amount of time. This leaves other blocks which may actually be used more frequently susceptible to purging simply because they were accessed through a different method. Moreover, new items that just entered the cache are subject to being removed very soon again, because they start with a low counter, even though they might be used very frequently after that. Due to major issues like these, a pure LFU system is fairly uncommon; instead, there are hybrids that utilize LFU concepts. Least frequently used Least Frequently Used (LFU) is a