Saint Sebastian Saint Sebastian. The belief that Saint Sebastian was a defense against the plague was a medieval addition to his reputation, which largely accounts for the enormous increase in his importance in the Late Middle Ages. The connection of the martyr shot with arrows with the plague is not an intuitive one, however. In Greco-Roman myth, Apollo, the archer god, at times destroys his enemies by shooting plague-arrows from the heavens, but is also the deliverer from pestilence; the figure of Sebastian Christianizes this folkloric association. Similar metaphors for divine displeasure occur in the Hebrew Bible. The hopeful example of Sebastian
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