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iot/labs/doris/conf/canal/canal.properties

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# ...
# 可选项: tcp(默认), kafka, RocketMQ
canal.serverMode = kafka
# ...
# kafka/rocketmq 集群配置: 192.168.1.117:9092,192.168.1.118:9092,192.168.1.119:9092
canal.mq.servers = kafka:9092
canal.mq.retries = 0
# flagMessage模式下可以调大该值, 但不要超过MQ消息体大小上限
canal.mq.batchSize = 16384
canal.mq.maxRequestSize = 1048576
# flatMessage模式下请将该值改大, 建议50-200
canal.mq.lingerMs = 1
canal.mq.bufferMemory = 33554432
# Canal的batch size, 默认50K, 由于kafka最大消息体限制请勿超过1M(900K以下)
canal.mq.canalBatchSize = 50
# Canal get数据的超时时间, 单位: 毫秒, 空为不限超时
canal.mq.canalGetTimeout = 100
# 是否为flat json格式对象
canal.mq.flatMessage = false
canal.mq.compressionType = none
canal.mq.acks = all
# kafka消息投递是否使用事务
canal.mq.transaction = false