On Tue, 10 Dec 2019 at 12:12, Tim Daneliuk <i...@tundraware.com> wrote:
> - Each of these services needs to produce a string of ten digits > guaranteed to be unique > on a per service instance basis AND to not collide for - oh, let's say - > forever :)s > > Can anyone suggest a randomization method that might achieve this > efficiently? > > My first thought was to something like nanonseconds since the epoch plus > something > unique about the service instance - like it's IP? (This is in a K8s > cluster) - to > see the randomization and essentially eliminate the string being repeated. > 10 digits is only 999999999. That's not a very big number. Forget nanoseconds since the epoch, that won't currently give you seconds since the epoch - let alone combining with any other identifier. $ date '+%s' 1575942612 Tim Delaney -- https://mail.python.org/mailman/listinfo/python-list
