The server property of num.partitions is the default value used when auto.create.topics.enable=true. If you are creating topics using a utility like kafka-topics, then what you provide with that utility is what is used for topic creation irrespective of whether it is less than or more than the server property of num.partitions.
On Tue, May 23, 2017 at 9:41 AM, Mohammed Manna <manme...@gmail.com> wrote: > Hello, > > I wanted to understand the relationship between the number of partitions in > default specification (server.properties) and topic specification. If I do > the following: > > > kafka-topics --create --zookeeper localhost:2181 --replication-factor 3 > --partitions 3 --topic myTopic > > It will actually *overwrite* the default partition number (num.partitions) > provided in the respective server.properties file (if server.properties > file have a smaller value). Otherwise, it will throw some kind of error > since the minimum number of partitions (num.partitions) is greater than the > topic specification (--partitions). > > Is that correct? > > Kindest Regards, >
