Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.redisson.api.RedissonClient]: Factory method 'redissonClient' threw exception; nested exception is java.net.UnknownHostException: failed to resolve 'test-txjys-redis' after 5 queries
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185)
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:579)
... 30 common frames omitted
Caused by: java.net.UnknownHostException: failed to resolve 'test-txjys-redis' after 5 queries
at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:732)
at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:693)
at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:341)
at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:330)
at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:666)
at io.netty.resolver.dns.DnsResolveContext$3.operationComplete(DnsResolveContext.java:384)
at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:511)
at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:485)
at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:424)
at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:103)
at io.netty.resolver.dns.DnsQueryContext.setSuccess(DnsQueryContext.java:197)
at io.netty.resolver.dns.DnsQueryContext.finish(DnsQueryContext.java:180)
at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:984)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1434)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:965)
at io.netty.channel.nio.AbstractNioMessageChannel$NioMessageUnsafe.read(AbstractNioMessageChannel.java:93)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:645)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:580)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:497)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:459)
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:748)
Process finished with exit code 1
Caused by: java.net.UnknownHostException: failed to resolve 'test-txjys-redis' after 5 queries
不认识主机，如果没有改动主机名的话，重启一下电脑试试
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我也是同样的问题, 请问您解决了嘛, 我有时候就会报这样的错误, 有时候能成功运行