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Assumptions

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Assumption

Notes

1

Partition count and Replica count are been configured at the cluster level.
AS explained by Fiachra Corcoran

Partitions : 10

Replicas : 3

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We publish the Lifecycle Management Events to this topic whenever there is change in the CmHandleState.

#	Issue	Notes	Decision	Comments
1	What is the Throughput	Number of messages produced in a certain amount of time	Not Needed	No longer need to know as dimension is done at deployment and runtime
2	Retention Time	How long to keep the messages in the

kafta

kafka topic before(deleting/compacting it)?	2hrs	Since some other teams will be consuming these messages so we will give them some time to consume.
3	Segment Bytes	Segment file size

(look into docs at the time of discussion)

ie. Max. total topic size

Default 1Gi (1073741824)

Not set in CPS Helm

Fiachra Corcoran advised us to just set Retention time

4

Access Control

Which user has access to Read , Write from the topic?

cps-kafka-user

already defined in the OOM charts.

5

Consumer Groups

Does CPS team define the consumer group name or the consuming application.

Yes: ncmp-group

Already defined in the application.yml config

Issues & Decisions ( ncmp-async-m2m )

This topic is currently used for the async communication. (update more details)

#	Issue	Notes	Decision	Comments
1	What is the Throughput	Number of messages produced in a certain amount of time	Not Needed	No longer need to know as dimension is done at deployment and runtime
2	Retention Time	How long to keep the messages in the