Consumer default configuration. The corresponding clas: com.alibaba.dubbo.config.ConsumerConfig. It is also default configuration of <dubbo:reference>.

Property Corresponding URL parameter Type Requisite Default Effect Description Compatibility
timeout default.timeout int N 1000 performance optimization invoking timeout(ms) above 1.0.16
retries default.retries int N 2 performance optimization Invoking retry times, exclude the first invoking. Set 0 to disable it above 1.0.16
loadbalance default.loadbalance string N random performance optimization Load balancing strategy. Choices:random, roundrobin(polling), leastactive(invoking least active service) above 1.0.16
async default.async boolean N false performance optimization Whether invoke asynchronously above 2.0.0
connections default.connections int N 100 performance optimization The maximum number of connections of per service provider. Only short link protocol such as rmi,http,hessian etc. supports. Long link protocol such as dubbo doesn't support above 1.0.16
generic generic boolean N false service governance Whether default generic interface. A instance of GenericService will be got if true. above 2.0.0
check check boolean N true service governance Whether check the survival of provider. If true, throw exception when no provider of some services is alive. Otherwise, just ignore it above 1.0.16
proxy proxy string N javassist performance optimization Java class compile.It is used for the generating of dynamic class. The options are JDK and javassist above 2.0.5
owner owner string N service governance Application manager. Pls. fill in the mailbox prefix of the person in charge above 2.0.5
actives default.actives int N 0 performance optimization The max concurrency of per service method for each corresponding consumer above 2.0.5
cluster default.cluster string N failover performance optimization Cluster tolerance. Choices:failover/failfast/failsafe/failback/forking above 2.0.5
filter reference.filter string N performance optimization The name of filter which intercepts consumer remote invoke. Multiple names are separated by commas above 2.0.5
listener invoker.listener string N performance optimization The consumer referenced service listener name. Multiple names are separated by commas above 2.0.5
registry string N register with the registry configuration relevant Register with the designated registry. Generally,for multiple registries, and value is the "id" of <dubbo:registry>. Multiple registries are separated by commas.If you do not want to register the service to any registry,pls set "N/A" above 2.0.5
layer layer string N service governance The layer of consumer. Such as: biz, dao, intl:web, china:acton above 2.0.7
init init boolean N false performance optimization If true, initialize when "afterPropertiesSet()" is invoked. Otherwise wait until the instance is referenced to initialize above 2.0.10
cache cache string/boolean N service governance Cache return result, and key is call parameters. Choices: lru, threadlocal, jcache and so on at least 2.1.0
validation validation boolean N service governance Whether enable JSR303 standard annotation validation at least 2.1.0

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