config/producer.properties

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# see kafka.producer.ProducerConfig for more details

############################# Producer Basics #############################

# list of brokers used for bootstrapping knowledge about the rest of the cluster
# format: host1:port1,host2:port2 ...
metadata.broker.list=localhost:9092

# name of the partitioner class for partitioning events; default partition spreads data randomly
#partitioner.class=

# specifies whether the messages are sent asynchronously (async) or synchronously (sync)
producer.type=sync

# specify the compression codec for all data generated: none , gzip, snappy.
# the old config values work as well: 0, 1, 2 for none, gzip, snappy, respectivally
compression.codec=none

# message encoder
serializer.class=kafka.serializer.DefaultEncoder

# allow topic level compression
#compressed.topics=

############################# Async Producer #############################
# maximum time, in milliseconds, for buffering data on the producer queue 
#queue.buffering.max.ms=

# the maximum size of the blocking queue for buffering on the producer 
#queue.buffering.max.messages=

# Timeout for event enqueue:
# 0: events will be enqueued immediately or dropped if the queue is full
# -ve: enqueue will block indefinitely if the queue is full
# +ve: enqueue will block up to this many milliseconds if the queue is full
#queue.enqueue.timeout.ms=

# the number of messages batched at the producer 
#batch.num.messages=