Slide 9
Slide 9 text
The Basics
Cluster
Node A Node B Node C
Producer
Consumer Consumer
Consumer Group
Topic
Partition A Partition B Partition C
Partition A'
Partition A''
Partition B'
Partition B''
Partition C'
Partition C''
Consumer Consumer
The number of partitions is the limiting
factor for consumer instances.
Select is wisely & over partition a bit.
Partition D
Partition ''
Partition '
User: Bob User: Alice User: Tim
selection of partition:
= hash(key) % 3 to 4
User: Bob
User: Bob
User: Bob
User: Alice
Topic.v2
Select something that can be devided
by multipe numbers. e.g. 6, 12, 24, ...