DubboMonitorFactory创建monitor时，强制写死了monitor的cluster策略，违反了dubbo 服务配置参数获取方式。当然我知道monitor一般需要设置成failsafe，但是不排除有特殊场景需要修改（如特殊业务）。比如我在用redis registry就会创建monitor失败，因为redis不支持failsafe策略。
我认为正确的方式是读取用户配置，没有配置的情况下默认使用failsafe策略
下面是我用redis遇到的错误
2016-06-23 17:43:07,781 [DubboServerHandler-10.104.121.111:20880-thread-8] ERROR com.alibaba.dubbo.monitor.support.MonitorFilter (MonitorFilter.java:125) - [DUBBO] Failed to monitor count service dubbo://ip:port/com.alibaba.dubbo.demo.DemoService?params¶ms, cause: Unsupported redis cluster: failsafe. The redis cluster only supported failover or replicate., dubbo version: 2.5.4-SNAPSHOT, current host: ip.ip.ip.ip
java.lang.IllegalArgumentException: Unsupported redis cluster: failsafe. The redis cluster only supported failover or replicate.
at com.alibaba.dubbo.registry.redis.RedisRegistry.<init>(RedisRegistry.java:93)
at com.alibaba.dubbo.registry.redis.RedisRegistryFactory.getRegistry(RedisRegistryFactory.java:30)
at com.alibaba.dubbo.registry.RegistryFactory$Adpative.getRegistry(RegistryFactory$Adpative.java)
at com.alibaba.dubbo.registry.integration.RegistryProtocol.refer(RegistryProtocol.java:240)
at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper.refer(ProtocolFilterWrapper.java:60)
at com.alibaba.dubbo.rpc.protocol.ProtocolListenerWrapper.refer(ProtocolListenerWrapper.java:63)
at com.alibaba.dubbo.rpc.Protocol$Adpative.refer(Protocol$Adpative.java)
at com.alibaba.dubbo.monitor.dubbo.DubboMonitorFactroy.createMonitor(DubboMonitorFactroy.java:60)
DubboMonitorFactory创建monitor时，强制写死了monitor的cluster策略，违反了dubbo 服务配置参数获取方式。当然我知道monitor一般需要设置成failsafe，但是不排除有特殊场景需要修改（如特殊业务）。比如我在用redis registry就会创建monitor失败，因为redis不支持failsafe策略。
我认为正确的方式是读取用户配置，没有配置的情况下默认使用failsafe策略
下面是我用redis遇到的错误