{ "description": {"01":"To Test : 'Leader Failure in Replication'", "02":"Produce and consume messages to a single topic - single partition.", "03":"This test sends messages to 3 replicas", "04":"To trigger leader election: find the leader and terminate by controlled failure (kill -15)", "05":"Restart the terminated broker", "06":"Lookup brokers' log4j messages and verify that leader is re-elected successfully", "07":"At the end it verifies the log size and contents", "08":"Use a consumer to verify no message loss.", "09":"Producer dimensions : mode:sync, acks:-1, comp:0", "10":"Log segment size : 10240" }, "testcase_args": { "broker_type": "leader", "bounce_broker": "true", "replica_factor": "3", "num_partition": "2", "num_iteration": "2", "sleep_seconds_between_producer_calls": "1", "message_producing_free_time_sec": "15", "num_messages_to_produce_per_producer_call": "50" }, "entities": [ { "entity_id": "0", "clientPort": "2188", "dataDir": "/tmp/zookeeper_0", "log_filename": "zookeeper_2188.log", "config_filename": "zookeeper_2188.properties" }, { "entity_id": "1", "port": "9091", "broker.id": "1", "log.segment.size": "10240", "log.dir": "/tmp/kafka_server_1_logs", "log_filename": "kafka_server_9091.log", "config_filename": "kafka_server_9091.properties" }, { "entity_id": "2", "port": "9092", "broker.id": "2", "log.segment.size": "10240", "log.dir": "/tmp/kafka_server_2_logs", "log_filename": "kafka_server_9092.log", "config_filename": "kafka_server_9092.properties" }, { "entity_id": "3", "port": "9093", "broker.id": "3", "log.segment.size": "10240", "log.dir": "/tmp/kafka_server_3_logs", "log_filename": "kafka_server_9093.log", "config_filename": "kafka_server_9093.properties" }, { "entity_id": "4", "topic": "test_1", "threads": "5", "compression-codec": "0", "message-size": "500", "message": "500", "request-num-acks": "-1", "async":"false", "log_filename": "producer_performance.log", "config_filename": "producer_performance.properties" }, { "entity_id": "5", "topic": "test_1", "group.id": "mytestgroup", "consumer-timeout-ms": "10000", "zookeeper": "localhost:2188", "log_filename": "console_consumer.log", "config_filename": "console_consumer.properties" } ] }