def test_end_to_end_latency(self,
compression_type="none",
security_protocol="PLAINTEXT",
interbroker_security_protocol=None,
client_version=str(DEV_BRANCH),
broker_version=str(DEV_BRANCH)):
"""
Setup: 1 node zk + 3 node kafka cluster
Produce (acks = 1) and consume 10e3 messages to a topic with 6 partitions and replication-factor 3,
measuring the latency between production and consumption of each message.
Return aggregate latency statistics.
(Under the hood, this simply runs EndToEndLatency.scala)
"""
client_version = KafkaVersion(client_version)
broker_version = KafkaVersion(broker_version)
self.validate_versions(client_version, broker_version)
if interbroker_security_protocol is None:
interbroker_security_protocol = security_protocol
self.start_kafka(security_protocol, interbroker_security_protocol,
broker_version)
self.logger.info("BENCHMARK: End to end latency")
self.perf = EndToEndLatencyService(self.test_context,
1,
self.kafka,
topic=TOPIC_REP_THREE,
num_records=10000,
compression_type=compression_type,
version=client_version)
self.perf.run()
return latency(self.perf.results[0]['latency_50th_ms'],
self.perf.results[0]['latency_99th_ms'],
self.perf.results[0]['latency_999th_ms'])
def test_end_to_end_latency(self, compression_type="none", security_protocol="PLAINTEXT",
interbroker_security_protocol=None, client_version=str(DEV_BRANCH),
broker_version=str(DEV_BRANCH)):
"""
Setup: 1 node zk + 3 node kafka cluster
Produce (acks = 1) and consume 10e3 messages to a topic with 6 partitions and replication-factor 3,
measuring the latency between production and consumption of each message.
Return aggregate latency statistics.
(Under the hood, this simply runs EndToEndLatency.scala)
"""
client_version = KafkaVersion(client_version)
broker_version = KafkaVersion(broker_version)
self.validate_versions(client_version, broker_version)
if interbroker_security_protocol is None:
interbroker_security_protocol = security_protocol
self.start_kafka(security_protocol, interbroker_security_protocol, broker_version)
self.logger.info("BENCHMARK: End to end latency")
self.perf = EndToEndLatencyService(
self.test_context, 1, self.kafka,
topic=TOPIC_REP_THREE, num_records=10000,
compression_type=compression_type, version=client_version
)
self.perf.run()
return latency(self.perf.results[0]['latency_50th_ms'], self.perf.results[0]['latency_99th_ms'], self.perf.results[0]['latency_999th_ms'])
def test_version(self, version=str(LATEST_0_9), new_consumer=True, metadata_quorum=quorum.zk):
"""
Sanity check out producer performance service - verify that we can run the service with a small
number of messages. The actual stats here are pretty meaningless since the number of messages is quite small.
"""
version = KafkaVersion(version)
self.kafka = KafkaService(
self.test_context, 1,
self.zk, topics={self.topic: {'partitions': 1, 'replication-factor': 1}}, version=version)
self.kafka.start()
# check basic run of producer performance
self.producer_perf = ProducerPerformanceService(
self.test_context, 1, self.kafka, topic=self.topic,
num_records=self.num_records, record_size=self.record_size,
throughput=1000000000, # Set impossibly for no throttling for equivalent behavior between 0.8.X and 0.9.X
version=version,
settings={
'acks': 1,
'batch.size': 8*1024,
'buffer.memory': 64*1024*1024})
self.producer_perf.run()
producer_perf_data = compute_aggregate_throughput(self.producer_perf)
assert producer_perf_data['records_per_sec'] > 0
# check basic run of end to end latency
self.end_to_end = EndToEndLatencyService(
self.test_context, 1, self.kafka,
topic=self.topic, num_records=self.num_records, version=version)
self.end_to_end.run()
end_to_end_data = latency(self.end_to_end.results[0]['latency_50th_ms'], self.end_to_end.results[0]['latency_99th_ms'], self.end_to_end.results[0]['latency_999th_ms'])
# check basic run of consumer performance service
self.consumer_perf = ConsumerPerformanceService(
self.test_context, 1, self.kafka, new_consumer=new_consumer,
topic=self.topic, version=version, messages=self.num_records)
self.consumer_perf.group = "test-consumer-group"
self.consumer_perf.run()
consumer_perf_data = compute_aggregate_throughput(self.consumer_perf)
assert consumer_perf_data['records_per_sec'] > 0
return {
"producer_performance": producer_perf_data,
"end_to_end_latency": end_to_end_data,
"consumer_performance": consumer_perf_data
}
def test_version(self, version=str(LATEST_0_9), new_consumer=False):
"""
Sanity check out producer performance service - verify that we can run the service with a small
number of messages. The actual stats here are pretty meaningless since the number of messages is quite small.
"""
version = KafkaVersion(version)
self.kafka = KafkaService(
self.test_context, 1,
self.zk, topics={self.topic: {'partitions': 1, 'replication-factor': 1}}, version=version)
self.kafka.start()
# check basic run of producer performance
self.producer_perf = ProducerPerformanceService(
self.test_context, 1, self.kafka, topic=self.topic,
num_records=self.num_records, record_size=self.record_size,
throughput=1000000000, # Set impossibly for no throttling for equivalent behavior between 0.8.X and 0.9.X
version=version,
settings={
'acks': 1,
'batch.size': 8*1024,
'buffer.memory': 64*1024*1024})
self.producer_perf.run()
producer_perf_data = compute_aggregate_throughput(self.producer_perf)
# check basic run of end to end latency
self.end_to_end = EndToEndLatencyService(
self.test_context, 1, self.kafka,
topic=self.topic, num_records=self.num_records, version=version)
self.end_to_end.run()
end_to_end_data = latency(self.end_to_end.results[0]['latency_50th_ms'], self.end_to_end.results[0]['latency_99th_ms'], self.end_to_end.results[0]['latency_999th_ms'])
# check basic run of consumer performance service
self.consumer_perf = ConsumerPerformanceService(
self.test_context, 1, self.kafka, new_consumer=new_consumer,
topic=self.topic, version=version, messages=self.num_records)
self.consumer_perf.group = "test-consumer-group"
self.consumer_perf.run()
consumer_perf_data = compute_aggregate_throughput(self.consumer_perf)
return {
"producer_performance": producer_perf_data,
"end_to_end_latency": end_to_end_data,
"consumer_performance": consumer_perf_data
}