On Wed, Mar 16, 2016 at 10:50:55AM +1000, George Michaelson <[email protected]> wrote a message of 84 lines which said:
> How about if under load, a cache is permitted to convert NXDOMAIN > ttl to 1/nth of the apparent ttl, based on some understood algorithm > which relates to a load threshold? IMHO, it is already allowed to do so at will. TTL have always been _maximum_ time to live and a cache is free to _decrease_ the TTL (more properly: to remove data before the TTL expiration) when it lacks memory or for any other reason. _______________________________________________ DNSOP mailing list [email protected] https://www.ietf.org/mailman/listinfo/dnsop
