nacos集群，重启网络后程序报错

之前是正常的，使用了service network restart 命令重启网络后，程序会报错，如下：

Describe the bug [2021-09-09 17:14:16.734 PM] 172.22.1.135 cngc-cloud-application ERROR ,, com.alibaba.nacos.naming.beat.sender com.alibaba.nacos.client.naming [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.22.1.135","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8098,"scheduled":false,"serviceName":"DEFAULT_GROUP@@cngc-cloud-application","stopped":false,"weight":1.0} java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([nacos-headless:8848]) tried: failed to req API:nacos-headless:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.SocketTimeoutException: connect timed out at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386) at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309) at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2021-09-09 17:14:24.799 PM] 172.22.1.135 cngc-cloud-application WARN ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming failed to request http://nacos-headless:8848/nacos/v1/ns/instance/list?healthyOnly=false&namespaceId=cngc-cloud-seata&clientIP=172.22.1.135&serviceName=SEATA_GROUP%40%40seata-server&udpPort=54328&encoding=UTF-8&clusters=default from 172.23.14.205 [2021-09-09 17:14:24.799 PM] 172.22.1.135 cngc-cloud-application ERROR ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming [NA] failed to request java.net.SocketTimeoutException: connect timed out at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:607) at sun.net.NetworkClient.doConnect(NetworkClient.java:175) at sun.net.www.http.HttpClient.openServer(HttpClient.java:463) at sun.net.www.http.HttpClient.openServer(HttpClient.java:558) at sun.net.www.http.HttpClient.(HttpClient.java:242) at sun.net.www.http.HttpClient.New(HttpClient.java:339) at sun.net.www.http.HttpClient.New(HttpClient.java:357) at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1226) at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1162) at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1056) at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:990) at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:89) at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386) at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:297) at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:270) at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:315) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2021-09-09 17:14:24.801 PM] 172.22.1.135 cngc-cloud-application ERROR ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming request nacos-headless:8848 failed. com.alibaba.nacos.api.exception.NacosException: failed to req API:nacos-headless:8848/nacos/v1/ns/instance/list. code:500 msg: java.net.SocketTimeoutException: connect timed out at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386) at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:297) at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:270) at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:315) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2021-09-09 17:14:24.801 PM] 172.22.1.135 cngc-cloud-application ERROR ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming [NA] failed to update serviceName: SEATA_GROUP@@seata-server java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/list after all servers([nacos-headless:8848]) tried: failed to req API:nacos-headless:8848/nacos/v1/ns/instance/list. code:500 msg: java.net.SocketTimeoutException: connect timed out at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386) at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:297) at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:270) at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:315) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2021-09-09 17:14:37.804 PM] 172.22.1.135 cngc-cloud-application WARN ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming failed to request http://nacos-headless:8848/nacos/v1/ns/instance/list?healthyOnly=false&namespaceId=cngc-cloud-seata&clientIP=172.22.1.135&serviceName=SEATA_GROUP%40%40seata-server&udpPort=54328&encoding=UTF-8&clusters=default from 172.23.14.205 [2021-09-09 17:14:37.804 PM] 172.22.1.135 cngc-cloud-application ERROR ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming [NA] failed to request java.net.SocketTimeoutException: connect timed out at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:607) at sun.net.NetworkClient.doConnect(NetworkClient.java:175) at sun.net.www.http.HttpClient.openServer(HttpClient.java:463) at sun.net.www.http.HttpClient.openServer(HttpClient.java:558) at sun.net.www.http.HttpClient.(HttpClient.java:242) at sun.net.www.http.HttpClient.New(HttpClient.java:339) at sun.net.www.http.HttpClient.New(HttpClient.java:357) at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1226) at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1162) at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1056) at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:990) at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:89) at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386) at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:297) at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:270) at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:315) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2021-09-09 17:14:37.804 PM] 172.22.1.135 cngc-cloud-application ERROR ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming request nacos-headless:8848 failed. com.alibaba.nacos.api.exception.NacosException: failed to req API:nacos-headless:8848/nacos/v1/ns/instance/list. code:500 msg: java.net.SocketTimeoutException: connect timed out at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386) at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:297) at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:270) at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:315) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2021-09-09 17:14:37.804 PM] 172.22.1.135 cngc-cloud-application ERROR ,, com.alibaba.nacos.client.naming.updater com.alibaba.nacos.client.naming [NA] failed to update serviceName: SEATA_GROUP@@seata-server java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/list after all servers([nacos-headless:8848]) tried: failed to req API:nacos-headless:8848/nacos/v1/ns/instance/list. code:500 msg: java.net.SocketTimeoutException: connect timed out at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464) at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386) at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:297) at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:270) at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:315) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)

客户端：springCloud 2.X 服务端：1.4.2 接入方式：k8s-nacos，参考的官网k8s的方式安装

原提问者GitHub用户ai641843909