Hi All Anybody has inputs on my question below ? Regards, Neeraj
> On 26 Oct 2021, at 7:12 am, Neeraj Vaidya <neeraj.vai...@yahoo.co.in.invalid> > wrote: > > Hello Experts > Any comments on this ? > > Regards, > Neeraj > > >> On 24 Oct 2021, at 11:55 am, Neeraj Vaidya <neeraj.vai...@yahoo.co.in> wrote: >> >> Hi All, >> In an Active-Active MM2 (MirrorMaker 2) setup, I have the following Data >> Centres (DC1,DC2) : >> >> DC1: >> Topic T1 >> Kafka Streams which consumes from T1 and updates a local state store >> (example : "MyStateStore"). the applicationId is "myapp". >> >> DC2: >> Topic T1 >> The MM2 process replicates the records from T1 to DC1.T1 on this data centre. >> MM2 also replicates myapp-MyStateStore-changelog to >> DC1.myapp-MyStateStore-changelog. >> >> MM2 configuration: >> "sync.group.offsets.enabled = true". >> >> Questions : >> When I failover "myapp" to the DC2, how will the application get access to >> the State Store ? In my code I can only specify the name of the statestore >> from which to consume. >> Is there a way I can get access to the State Store in this site as well ? >> My theory is that in DC2 will only have records in the change log topic >> called DC1.myapp-MyStateStore-changelog so all state is essentially lost >> when I failover to DC2. >> >> Regards. >> Neeraj >
