nacos 三台机子集群正常启动运行一段时间后，出现错误

[shanlongmei]

OS：linux
nacos ：2.1.1

2022-08-10 15:04:27,053 ERROR Fail to compress snapshot, path=/app/soft/nacos/data/protocol/raft/naming_persistent_service_v2/snapshot/temp, file list={}.

java.lang.RuntimeException: Serialized class com.alibaba.nacos.naming.core.v2.pojo.BatchInstanceData must implement java.io.Serializable
field: com.alibaba.nacos.naming.core.v2.client.ClientSyncData.batchInstanceData
class: com.alibaba.nacos.naming.core.v2.client.ClientSyncData (object=com.alibaba.nacos.naming.core.v2.client.ClientSyncData@65222f42)
at com.caucho.hessian.io.UnsafeSerializer.writeInstance(UnsafeSerializer.java:222)
at com.caucho.hessian.io.UnsafeSerializer.writeObject(UnsafeSerializer.java:177)
at com.caucho.hessian.io.Hessian2Output.writeObject(Hessian2Output.java:465)
at com.caucho.hessian.io.MapSerializer.writeObject(MapSerializer.java:116)
at com.caucho.hessian.io.Hessian2Output.writeObject(Hessian2Output.java:465)
at com.alibaba.nacos.consistency.serialize.HessianSerializer.serialize(HessianSerializer.java:83)
at com.alibaba.nacos.naming.core.v2.service.impl.PersistentClientOperationServiceImpl$PersistentInstanceSnapshotOperation.dumpSnapshot(PersistentClientOperationServiceImpl.java:335)
at com.alibaba.nacos.naming.core.v2.service.impl.PersistentClientOperationServiceImpl$PersistentInstanceSnapshotOperation.writeSnapshot(PersistentClientOperationServiceImpl.java:305)
at com.alibaba.nacos.naming.consistency.persistent.impl.AbstractSnapshotOperation.lambda$onSnapshotSave$0(AbstractSnapshotOperation.java:52)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.RuntimeException: Serialized class com.alibaba.nacos.naming.core.v2.pojo.BatchInstanceData must implement java.io.Serializable
field: com.alibaba.nacos.naming.core.v2.client.ClientSyncData.batchInstanceData
at com.caucho.hessian.io.UnsafeSerializer$ObjectFieldSerializer.serialize(UnsafeSerializer.java:303)
at com.caucho.hessian.io.UnsafeSerializer.writeInstance(UnsafeSerializer.java:218)
... 11 common frames omitted
Caused by: java.lang.IllegalStateException: Serialized class com.alibaba.nacos.naming.core.v2.pojo.BatchInstanceData must implement java.io.Serializable
at com.caucho.hessian.io.SerializerFactory.getDefaultSerializer(SerializerFactory.java:387)
at com.caucho.hessian.io.SerializerFactory.loadSerializer(SerializerFactory.java:368)
at com.caucho.hessian.io.SerializerFactory.getSerializer(SerializerFactory.java:267)
at com.caucho.hessian.io.SerializerFactory.getObjectSerializer(SerializerFactory.java:217)
at com.caucho.hessian.io.Hessian2Output.writeObject(Hessian2Output.java:463)
at com.caucho.hessian.io.UnsafeSerializer$ObjectFieldSerializer.serialize(UnsafeSerializer.java:299)
... 12 common frames omitted

节点元数据：
{
"lastRefreshTime": 1660125730834,
"raftMetaData": {
"metaDataMap": {
"naming_instance_metadata": {
"leader": "192.168.10.195:7848",
"raftGroupMember": [
"192.168.10.154:7848",
"192.168.10.195:7848",
"192.168.10.194:7848"
],
"term": 9
},
"naming_persistent_service": {
"leader": "192.168.10.195:7848",
"raftGroupMember": [
"192.168.10.154:7848",
"192.168.10.195:7848",
"192.168.10.194:7848"
],
"term": 14
},
"naming_persistent_service_v2": {
"errMsg": "Error [type=ERROR_TYPE_SNAPSHOT, status=Status[EIO<1014>: Fail to save snapshot.]]",
"leader": "192.168.10.194:7848",
"raftGroupMember": [
"192.168.10.154:7848",
"192.168.10.195:7848",
"192.168.10.194:7848"
],
"term": 7
},
"naming_service_metadata": {
"leader": "192.168.10.195:7848",
"raftGroupMember": [
"192.168.10.154:7848",
"192.168.10.195:7848",
"192.168.10.194:7848"
],
"term": 10
}
}
},
"raftPort": "7848",
"readyToUpgrade": true,
"version": "2.1.1"
}

[wuchubuzai2018]

@i will solve it@
看错误提示是对象序列化问题，应该上次别人提交的批量实例处理的代码，我提交了一个PR，希望可以被社区合并

[shanlongmei]

您好， 看到您的PR已经被采用了。 您看看能否在方便的时候， 发我一个更新好的jar文件 我这边一直没有找到合适的编译环境。 谢谢！ shanlongmei 发件人： 无处不在 发送时间： 2022-08-11 10:44 收件人： alibaba/nacos 抄送： shanlongmei; Author 主题： Re: [alibaba/nacos] nacos 三台机子集群正常启动运行一段时间后，出现错误 (Issue #8931) @i will solve it@ 看错误提示是对象序列化问题，应该上次别人提交的批量实例处理的代码，我提交了一个PR，希望可以被社区合并 — Reply to this email directly, view it on GitHub, or unsubscribe. You are receiving this because you authored the thread.Message ID: ***@***.***>

[wuchubuzai2018]

您好， 看到您的PR已经被采用了。>

你下载源码后，执行打包的命令即可。
mvn -Prelease-nacos -Dmaven.test.skip=true -Dpmd.skip=true -Dcheckstyle.skip=true -Drat.skip=true clean install -U