dubbo容器启动consumer里面的bean怎么获得

2025-03-16 13:06:54
推荐回答(1个)
回答1:

开源的dubbo已支持4种组件作为注册中心,我们部门使用的zookeeper做为注册中心,由于就瓶颈来说不会出现在注册中心,风险较低,未做特别的研究或比较。
zookeeper,集群中部署奇数个节点,由于zookeeper挂掉一半的机器集群就不可用,所以部署4台和3台的集群都是在挂掉2台后集群不可用
redis
multicast,广播受到网络结构的影响,一般本地不想搭注册中心的话使用这种调用
dubbo简易注册中心
对于zookeeper客户端,dubbo在2.2.0之后默认使用zkclient,2.3.0之后提供可选配置Curator,提到这个点的原因主要是因为zkclient发现一些问题:①服务器在修改服务器时间后zkClient会抛出日志错误之类的异常然后容器(我们使用resin)挂掉了,也不能确定就是zkClient的问题,接入dubbo之前无该问题②dubbo使用zkclient不传入连接zookeeper等待超时时间,使用默认的Integer.MAX_VALUE,这样在zookeeper连不上的情况下不报错也无法启动;目前我们准备寻找其他解决方案,比如使用curator试下,还没正式投入。

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