Linus Torvalds wrote:
It's kind of silly to have people wait for 20 seconds just because a cache expired five seconds ago. Much nicer to say "ok, we allow a certain grace-period during which we'll do the real lookup, but to make things _look_ really responsive, we still use the old cached value".
Yup, DNS does this, and it's a Very Good Thing. -hpa - To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html