I am new to Kafka and reading this statement "write consumer 1 and consumer 2 to share a common external offset storage" I can interpret it many ways but my best guess is as follows.
Are you saying write the current offset of each consumer to a common external storage? On Sat, Nov 5, 2016 at 4:15 PM, kant kodali <kanth...@gmail.com> wrote: > Hi Hans, > > What do you mean by "write consumer 1 and consumer 2 to share a common > external offset storage" ? can you please elaborate a bit more. > > Thanks! > > On Sat, Nov 5, 2016 at 4:00 PM, Hans Jespersen <h...@confluent.io> wrote: > >> There is no built in mechanism to do this in Apache Kafka but if you can >> write consumer 1 and consumer 2 to share a common external offset storage >> then you may be able to build the functionality you seek. >> >> -hans >> >> >> >> > On Nov 5, 2016, at 3:55 PM, kant kodali <kanth...@gmail.com> wrote: >> > >> > Sorry there is a typo. here is a restatement. >> > >> > Is there a way to make sure two consumers receive the same message from >> the >> > kafka broker in a atomic way? such that if consumer 1 gets a message >> > consumer 2 should also get that message and if consumer 1 fails for >> > whatever reason consumer 2 should also rollback to previous offset (to >> the >> > same offset as consumer 1) or invalidate or something like that. is that >> > possible? >> >> >
