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Tuning Consumers

HTTP Sender

Option	Description	Default value
consumer.http.client.request.timeout	how much time we wait for client response before timing out	1000ms
consumer.http.client.thread.pool.size	size of thread pool for sender threads (global)	30
consumer.http.client.max.connections.per.destination	max connections per remote host	100

Consumers core

Option	Description	Default value
consumer.commit.offset.period	interval between committing offsets to Kafka	20s
consumer.thread.pool.size	thread pool for threads involved in consuming, 1 thread per subscription	500
consumer.inflight.size	how many messages can be kept in send queue, per subscription	100