shenhuaxin opened a new issue #9257: URL: https://github.com/apache/dubbo/issues/9257
<!-- If you need to report a security issue please visit https://github.com/apache/dubbo/security/policy --> - [ ] I have searched the [issues](https://github.com/apache/dubbo/issues) of this repository and believe that this is not a duplicate. ## Ask your question here 依赖版本 zookeeper: ```java <dependency> <groupId>org.apache.dubbo</groupId> <artifactId>dubbo-spring-boot-starter</artifactId> <version>2.7.8</version> </dependency> <dependency> <groupId>org.apache.curator</groupId> <artifactId>curator-recipes</artifactId> <version>2.10.0</version> </dependency> ``` 遇到的错误日志如下： ```java 2021-11-11 09:49:36 | siac | * | main-SendThread(10.135.101.101:2181) | INFO | org.apache.zookeeper.ClientCnxn | | ClientCnxn.java:1096 | Client session timed out, have not heard from server in 26676ms for sessionid 0x17a78d8154236ec, closing socket connection and attempting reconnect 2021-11-11 09:49:36 | siac | * | main-EventThread | INFO | o.a.curator.framework.state.ConnectionStateManager | | ConnectionStateManager.java:228 | State change: SUSPENDED 2021-11-11 09:49:37 | siac | * | main-SendThread(10.135.101.101:2181) | INFO | org.apache.zookeeper.ClientCnxn | | ClientCnxn.java:975 | Opening socket connection to server 10.135.101.101/10.135.101.101:2181. Will not attempt to authenticate using SASL (unknown error) 2021-11-11 09:49:37 | siac | * | main-SendThread(10.135.101.101:2181) | INFO | org.apache.zookeeper.ClientCnxn | | ClientCnxn.java:852 | Socket connection established to 10.135.101.101/10.135.101.101:2181, initiating session 2021-11-11 09:49:37 | siac | * | main-SendThread(10.135.101.101:2181) | INFO | org.apache.zookeeper.ClientCnxn | | ClientCnxn.java:1235 | Session establishment complete on server 10.135.101.101/10.135.101.101:2181, sessionid = 0x17a78d8154236ec, negotiated timeout = 40000 2021-11-11 09:49:37 | siac | * | main-EventThread | INFO | o.a.curator.framework.state.ConnectionStateManager | | ConnectionStateManager.java:228 | State change: RECONNECTED 2021-11-11 09:49:37 | siac | * | main-SendThread(10.135.101.101:2181) | INFO | org.apache.zookeeper.ClientCnxn | | ClientCnxn.java:1098 | Unable to read additional data from server sessionid 0x17a78d8154236ec, likely server has closed socket, closing socket connection and attempting reconnect 2021-11-11 09:49:38 | siac | * | Curator-ConnectionStateManager-0 | INFO | o.a.dubbo.registry.zookeeper.ZookeeperRegistry | | ZookeeperRegistry.java:304 | [DUBBO] Fetching the latest urls of [consumer://10.135.101.104/com.authority.service.IAuthorityService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.authority.service.IAuthorityService&lazy=true&logger=slf4j&metadata-type=remote&methods=getRoleInfoByRoleEnName,updateRole,addResources,getAuthorithByUsername,deleteResource,getOperateLogList,addLog,disableRole,getUsefulRoles,getResourcesDetail,batchInsertAuthUserRole,getRoles,powerList,getResourcesTree,getUserByUsername,getResourcesList,getRole,getAuthTreeByRoleId,selectBdList,getUserInfoByRoleId,getRoleByUsername,modifyResource,getUserInfoByRoleEnName,powerRedis,userRole,addRole,getRolesByResKey&pid=948&qos.enable=false&release=2.7.8&side=consumer&sticky=false&timeout=10000×tamp=1636446226827, consumer://10.135.101. 104/com.rpc.goods.service.IGoodsService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.rpc.goods.service.IGoodsService&lazy=true&logger=slf4j&metadata-type=remote&methods=queryGoodsLogPage,queryGoodsPage,getCategoryList,queryGoodsList,getCategoryTree&pid=948&qos.enable=false&release=2.7.8&revision=1.1.0&side=consumer&sticky=false&timeout=10000×tamp=1636446227578, consumer://10.135.101.104/com.rpc.goods.service.ICategoryService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.rpc.goods.service.ICategoryService&lazy=true&logger=slf4j&metadata-type=remote&methods=listSelect,deleteById,searchFirstCategoryDetail,list,searchSecondCategoryDetail,saveCategoryInfo,queryAttr,queryAttrById,saveSecondCategory,updateById&pid=948&qos.enable=false&release=2.7.8&revision=1.1.0&side=consumer&sticky=false&timeout=10000×tamp=1636446227716, consumer://10.135.101.104/com.rpc.goods.se rvice.GoodsManagerService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.rpc.goods.service.GoodsManagerService&lazy=true&logger=slf4j&metadata-type=remote&methods=updateGoods,pullOffShelves,reject,deleteGoods,approve,addGoods,queryGoods,executeGoodsJob,applyReviewGoods,getGoodsDetail,putOnShelves&pid=948&qos.enable=false&release=2.7.8&revision=1.1.0&side=consumer&sticky=false&timeout=10000×tamp=1636446227537, consumer://10.135.101.104/com.rpc.coupon.service.ICouponModelServ?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.rpc.coupon.service.ICouponModelServ&lazy=true&logger=slf4j&metadata-type=remote&methods=getCouponModelListByCouponSeq,addCouponModel,getMatchedCouponModel,getCouponModelByCouponSeq,getAllCouponModelsByCouponSeq,getAllCouponModels&pid=948&qos.enable=false&release=2.7.8&side=consumer&sticky=false&timeout=10000×tamp=1636446227674, consumer://10.135 .101.104/com.sso.service.IOrgSrv?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.sso.service.IOrgSrv&lazy=true&logger=slf4j&metadata-type=remote&methods=orgTreeFilter,getOrgInfoById,updateOrgInfo,getOrgInfo,getAllProvince,orgTree,getAreaByCity,getCityByProvince,selectCityByOrg,addOrgInfo,getAllOrg,getOrgInfoByCode&pid=948&qos.enable=false&release=2.7.8&side=consumer&sticky=false&timeout=10000×tamp=1636446227482, consumer://10.135.101.104/com.activity.dubboService.IActivityService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.activity.dubboService.IActivityService&lazy=true&logger=slf4j&metadata-type=remote&methods=getMmpCouponList,updateAllUpComingActivityStatus,getAllUpComingActivityByActivityType,getOrderShareActivityByOrderAmount,offerByThirdCoupons,getAllForthComingActivityByActivityType,offerByThirdCoupon,queryShopActivitySettingById,smsActivityBrandCodeToUser, queryShopActivitySettingDetailByCondition,getActivityCouponList,getRedEnvelopeActivity,updateShopActivitySetting,getUserRewardsDetail,queryActivityListByCondition,queryShopActivitySettingByCondition,updateAllForthComingActivityStatus,getOrderShareActivityDetail&pid=948&qos.enable=false&release=2.7.8&side=consumer&sticky=false&timeout=10000×tamp=1636446227636, consumer://10.135.101.104/com.authority.service.UserSynService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.authority.service.UserSynService&lazy=true&logger=slf4j&metadata-type=remote&methods=queryLoginUserInfo,queryUserInfoDetail,queryUserInfoList,synUserInfo,getSynUserInfo&pid=948&qos.enable=false&release=2.7.8&side=consumer&sticky=false&timeout=10000×tamp=1636446227130, consumer://10.135.101.104/com.rpc.goods.service.GoodsUserService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.rpc.goods.service.Go odsUserService&lazy=true&logger=slf4j&metadata-type=remote&methods=selectByUserName,queryUserInfoDetail,save,selectById,updateByIdSelective&pid=948&qos.enable=false&release=2.7.8&revision=1.1.0&side=consumer&sticky=false&timeout=10000×tamp=1636446227230], dubbo version: 2.7.8, current host: 10.135.101.104 ``` ```java 2021-11-11 09:49:40 | siac | * | Curator-Framework-0 | INFO | o.a.curator.framework.state.ConnectionStateManager | | ConnectionStateManager.java:228 | State change: LOST 2021-11-11 09:49:41 | siac | * | Curator-Framework-0 | INFO | o.apache.curator.framework.recipes.cache.TreeCache | | TreeCache.java:469 | Unknown event CuratorEventImpl{type=WATCHED, resultCode=-4, path='null', name='null', children=null, context=null, stat=null, data=null, watchedEvent=WatchedEvent state:Disconnected type:None path:null, aclList=null} 2021-11-11 09:49:41 | siac | * | Curator-Framework-0 | INFO | o.apache.curator.framework.recipes.cache.TreeCache | | TreeCache.java:469 | Unknown event CuratorEventImpl{type=WATCHED, resultCode=-4, path='null', name='null', children=null, context=null, stat=null, data=null, watchedEvent=WatchedEvent state:Disconnected type:None path:null, aclList=null} ``` ```java 2021-11-11 09:49:48 | siac | * | DubboRegistryRetryTimer-thread-1 | INFO | o.apache.dubbo.registry.retry.FailedSubscribedTask | | AbstractRetryTask.java:121 | [DUBBO] retry subscribe : consumer://10.135.101.104/com.authority.service.IAuthorityService?application=*&category=providers,configurators,routers&check=false&dubbo=2.0.2&init=false&interface=com.authority.service.IAuthorityService&lazy=true&logger=slf4j&metadata-type=remote&methods=getRoleInfoByRoleEnName,updateRole,addResources,getAuthorithByUsername,deleteResource,getOperateLogList,addLog,disableRole,getUsefulRoles,getResourcesDetail,batchInsertAuthUserRole,getRoles,powerList,getResourcesTree,getUserByUsername,getResourcesList,getRole,getAuthTreeByRoleId,selectBdList,getUserInfoByRoleId,getRoleByUsername,modifyResource,getUserInfoByRoleEnName,powerRedis,userRole,addRole,getRolesByResKey&pid=948&qos.enable=false&release=2.7.8&side=consumer&sticky=false&timeout=10000×tamp=1636446226827, dubbo version: 2.7.8, current host: 10.135.101.104 2021-11-11 09:49:48 | siac | * | Curator-Framework-0 | INFO | o.apache.curator.framework.recipes.cache.TreeCache | | TreeCache.java:469 | Unknown event CuratorEventImpl{type=WATCHED, resultCode=-4, path='null', name='null', children=null, context=null, stat=null, data=null, watchedEvent=WatchedEvent state:Disconnected type:None path:null, aclList=null} ``` ```java 2021-11-11 09:49:47 | siac | * | main-SendThread(10.135.101.101:2181) | WARN | org.apache.zookeeper.ClientCnxn | | ClientCnxn.java:1102 | Session 0x17a78d8154236ec for server 10.135.101.101/10.135.101.101:2181, unexpected error, closing socket connection and attempting reconnect java.io.IOException: Broken pipe at sun.nio.ch.FileDispatcherImpl.write0(Native Method) at sun.nio.ch.SocketDispatcher.write(SocketDispatcher.java:47) at sun.nio.ch.IOUtil.writeFromNativeBuffer(IOUtil.java:93) at sun.nio.ch.IOUtil.write(IOUtil.java:65) at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:471) at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:117) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:366) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081) 2021-11-11 09:49:47 | siac | * | Curator-ConnectionStateManager-0 | WARN | o.a.d.r.zookeeper.curator.CuratorZookeeperClient | | CuratorZookeeperClient.java:376 | [DUBBO] Curator zookeeper connection recovered from connection lose, reuse the old session 17a78d8154236ec, dubbo version: 2.7.8, current host: 10.135.101.104 2021-11-11 09:49:47 | siac | * | Curator-ConnectionStateManager-0 | WARN | o.a.dubbo.registry.zookeeper.ZookeeperRegistry | | ZookeeperRegistry.java:89 | [DUBBO] Trying to fetch the latest urls, in case there're provider changes during connection loss. Since ephemeral ZNode will not get deleted for a connection lose, there's no need to re-register url of this instance., dubbo version: 2.7.8, current host: 10.135.101.104 ``` ```java 2021-11-11 10:23:46 | siac | * | main-EventThread | ERROR | o.a.curator.framework.imps.CuratorFrameworkImpl | | CuratorFrameworkImpl.java:557 | Background operation retry gave up org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss at org.apache.zookeeper.KeeperException.create(KeeperException.java:99) at org.apache.curator.framework.imps.CuratorFrameworkImpl.checkBackgroundRetry(CuratorFrameworkImpl.java:728) at org.apache.curator.framework.imps.CuratorFrameworkImpl.processBackgroundOperation(CuratorFrameworkImpl.java:516) at org.apache.curator.framework.imps.GetChildrenBuilderImpl$2.processResult(GetChildrenBuilderImpl.java:166) at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:593) at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498) ``` 内存溢出的直接原因在：  绝大多数的 ClientCnxn$Packet 的 AsyncCallback cb 为 GetChildrenBuilderImpl。 存活对象：  遇到过两次这种问题。 -- This is an automated message from the Apache Git Service. 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