please try againinclude error,path:/comp/product/category?compId=product_category-15633335684833288 cause:org.springframework.web.util.NestedServletException: Request processing failed; nested exception is com.alibaba.dubbo.rpc.RpcException: Failed to invoke the method getProductCategoryByID in the service cn.ce.ebiz.product.service.ProductCategoryService. Tried 2 times of the providers [10.20.10.207:20881, 10.20.10.178:20881] (2/6) from the registry bj-zw-paas-midd-zk-node1-pool4.online.local:2181 on the consumer 10.20.10.190 using the dubbo version 2.6.0. Last error is: Invoke remote method timeout. method: getProductCategoryByID, provider: dubbo://10.20.10.207:20881/cn.ce.ebiz.product.service.ProductCategoryService?anyhost=true&application=front&check=false&default.check=false&default.reference.filter=cecontext&default.retries=1&default.service.filter=cecontext&default.timeout=1500&dispatcher=connection&dubbo=2.6.0&generic=false&interface=cn.ce.ebiz.product.service.ProductCategoryService&iothreads=4&loadbalance=leastactive&logger=slf4j&methods=findProductIdsByCateId,findProductIdsByCateIdList,getProShowCount,findListProductCategoryByParentID,save,findlistProductCategoryNew,getFirstCategoryId,findAllListByFront,proCount,findCateIds,findProductcategoryListLimitLevel,saveProductCategory,findShowAll,getCateAllChildNode,findlistProductCategory,findByParentId,getCateByID,cateIdsForNoSearch,getCateTreeIdsDf,getDraftID,getCateForXTreeEnquiry,getCateForXTreeByAppId,getLongIDs,getProductCategoryByID,findByFrontCategoryPagination,deleteProductCategory,updateProductCategory,getCateForXTree,findAll,getCateNewAllChildNode,getCateForXTreeEnquiryAll,findBaseCategoryByProductId,getAllCateListTree,getOneCateForXTree,getCateTreeIdsBf,getCateAllChildNodeByAppId,cateIdsForSearch,getCateForXTreeByParentId,findAllByParam,getByParamsForOrderBy,getCurrentAndChildCategoryIds,getCateAllChildNodeEnquiry,findInfocategoryListLimitLevel,getProCount,findProductCategoryByProductId&owner=ebiz&payload=15728640&pid=23615®ister.ip=10.20.10.190&remote.timestamp=1575909645969&revision=1.0.0-SNAPSHOT&side=consumer&timeout=1500×tamp=1575619994837, cause: Waiting server-side response timeout. start time: 2019-12-10 00:40:55.063, end time: 2019-12-10 00:40:56.566, client elapsed: 0 ms, server elapsed: 1503 ms, timeout: 1500 ms, request: Request [id=42460858, version=2.0.0, twoway=true, event=false, broken=false, data=RpcInvocation [methodName=getProductCategoryByID, parameterTypes=[class java.lang.Long], arguments=[12], attachments={consumerApplicationName=front, tenantId=133082, mobileRunning=true, pcRunning=true, appId=2, currentDomain=http://www.hyilawyer.com, uniteType=100001, productMode=true, sourceApp=1, consumerHostIp=10.20.10.178, viewType=1, interface=cn.ce.ebiz.product.service.ProductCategoryService, consumerOsName=Linux, sw3=, version=0.0.0, formal=true, useViewType=true, path=cn.ce.ebiz.product.service.ProductCategoryService, timeout=1500, consumerJavaRuntimeVersion=1.7.0_79-b15, consumerOsVersion=3.10.0-327.el7.x86_64}]], channel: /10.20.10.190:53162 -> /10.20.10.207:20881