NameServer route delete

NameServer will scan every 10s brokerLiveTable status table, if the BrokerLive lastUpdateTimestamp timestamp from the current time exceeds 120s, Broker is considered invalid, remove change Broker, Broker closes the connection, and updates it topicQueueTable, brokerAddrTable, brokerLiveTable, filterServerTable.

RocketMQ There are two trigger points of departure route removal:

1. Scan Timing

In the case of normal 2.Broker is closed, executes instructions unregisteredBroker