rocketmq启动broker报错解决

nameserv启动成功

Java HotSpot(TM) 64-Bit Server VM warning: Using the DefNew young collector with the CMS collector is deprecated and wil

l likely be removed in a future release

Java HotSpot(TM) 64-Bit Server VM warning: UseCMSCompactAtFullCollection is deprecated and will likely be removed in a f

uture release.

Java HotSpot(TM) 64-Bit Server VM warning: MaxNewSize (262144k) is equal to or greater than the entire heap (262144k).

A new max generation size of 262080k will be used.

The Name Server boot success. serializeType=JSON

但是在启动broker的时候却报如下错误

09:52:26.079 [main] ERROR RocketmqCommon - Failed to obtain the host name

java.net.UnknownHostException: iZ2zeimcfkiefeubgwx3whZ: iZ2zeimcfkiefeubgwx3whZ: unknown error

        at java.net.InetAddress.getLocalHost(InetAddress.java:1505) ~[na:1.8.0_65]

        at org.apache.rocketmq.common.BrokerConfig.localHostName(BrokerConfig.java:202) [rocketmq

        at org.apache.rocketmq.common.BrokerConfig.<init>(BrokerConfig.java:39) [rocketmq-common-4.2.0.jar:4.2.0]

        at org.apache.rocketmq.broker.BrokerStartup.createBrokerController(BrokerStartup.java:101) [rocketmq-broker-4.2.

0.jar:4.2.0]

        at org.apache.rocketmq.broker.BrokerStartup.main(BrokerStartup.java:56) [rocketmq-broker-4.2.0.jar:4.2.0]

Caused by: java.net.UnknownHostException: iZ2zeimcfkiefeubgwx3whZ: unknown error

        at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method) ~[na:1.8.0_65]

        at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928) ~[na:1.8.0_65]

        at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323) ~[na:1.8.0_65]

        at java.net.InetAddress.getLocalHost(InetAddress.java:1500) ~[na:1.8.0_65]

        ... 4 common frames omitted

解决办法如下：

这是由于启动的时候找不到自己的主机名对应的ip地址而造成的，只需要让在/etc/hosts中添加如上配置，就可以了。

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原文链接：https://blog.csdn.net/zhx_5359/article/details/80748025

因为相信,所以看见.