369 lines
19 KiB
Markdown
369 lines
19 KiB
Markdown
# 性能优化
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<cite>
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**本文引用的文件**
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- [application.yml](file://nflg-wms-admin/src/main/resources/application.yml)
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- [application-dev.yml](file://nflg-wms-admin/src/main/resources/application-dev.yml)
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- [application-prod.yml](file://nflg-wms-admin/src/main/resources/application-prod.yml)
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- [MysqlDataSourceConfig.java](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java)
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- [SAPConfig.java](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java)
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- [RedisConfig.java](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java)
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- [BeanUtil.java](file://nflg-wms-common/src/main/java/com/nflg/wms/common/util/BeanUtil.java)
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- [UserUtil.java](file://nflg-wms-common/src/main/java/com/nflg/wms/common/util/UserUtil.java)
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- [SAPException.java](file://nflg-wms-common/src/main/java/com/nflg/wms/common/exception/SAPException.java)
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- [NflgException.java](file://nflg-wms-common/src/main/java/com/nflg/wms/common/exception/NflgException.java)
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- [PowerJobWorkerConfiguration.java](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/config/PowerJobWorkerConfiguration.java)
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- [InventoryCheckTaskProcessor.java](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/processor/InventoryCheckTaskProcessor.java)
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- [SAPConfig.java (srm-receive)](file://nflg-wms-srm-receive/src/main/java/com/nflg/wms/srm/receive/config/SAPConfig.java)
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- [SAPConfig.java (scheduled)](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/config/SAPConfig.java)
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- [application-sit.yml (srm-receive)](file://nflg-wms-srm-receive/src/main/resources/application-sit.yml)
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- [application-dev.yml (srm-receive)](file://nflg-wms-srm-receive/src/main/resources/application-dev.yml)
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</cite>
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## 目录
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1. [简介](#简介)
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2. [项目结构](#项目结构)
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3. [核心组件](#核心组件)
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4. [架构总览](#架构总览)
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5. [详细组件分析](#详细组件分析)
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6. [依赖分析](#依赖分析)
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7. [性能考虑](#性能考虑)
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8. [故障排查指南](#故障排查指南)
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9. [结论](#结论)
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10. [附录](#附录)
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## 简介
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本指南面向NFLG WMS系统管理员与开发人员，聚焦于系统性能优化，覆盖数据库查询优化、缓存策略优化、网络延迟优化、并发处理优化、SAP系统集成优化、性能监控与指标分析、内存与GC优化、性能测试与基准测试方法，以及运维最佳实践与注意事项。文档基于仓库中实际配置与实现进行分析，并提供可操作的优化建议。
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## 项目结构
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WMS采用多模块分层架构：网关、鉴权、管理端、仓储作业、SRM收货、定时调度、通用工具与基础设施等模块协同工作。管理端与仓储模块通过MyBatis-Plus访问MySQL；通用模块提供DTO、常量、工具类与异常定义；定时任务模块使用PowerJob；SAP集成通过JCo连接池配置；Redis用于缓存与分布式能力。
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```mermaid
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graph TB
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subgraph "应用层"
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ADMIN["管理端(nflg-wms-admin)"]
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SHIPMENT["发货(nflg-wms-shipment)"]
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SRM["SRM收货(nflg-wms-srm-receive)"]
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AUTH["鉴权(nflg-wms-auth)"]
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GATEWAY["网关(nflg-wms-gateway)"]
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end
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subgraph "业务与支撑"
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REPO["仓储(nflg-wms-repository)"]
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COMMON["通用(nflg-wms-common)"]
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STARTER["启动器(nflg-wms-starter)"]
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SCHEDULED["定时(nflg-wms-scheduled)"]
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end
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DB["MySQL"]
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REDIS["Redis"]
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SAP["SAP系统"]
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ADMIN --> REPO
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SHIPMENT --> REPO
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SRM --> REPO
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ADMIN --> STARTER
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SHIPMENT --> STARTER
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SRM --> STARTER
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ADMIN --> AUTH
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GATEWAY --> ADMIN
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GATEWAY --> SHIPMENT
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GATEWAY --> SRM
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GATEWAY --> AUTH
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REPO --> DB
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STARTER --> REDIS
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ADMIN --> SAP
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SRM --> SAP
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SCHEDULED --> SAP
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```
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图示来源
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- [application.yml:1-48](file://nflg-wms-admin/src/main/resources/application.yml#L1-L48)
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- [MysqlDataSourceConfig.java:30-47](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java#L30-L47)
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- [RedisConfig.java:14-29](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java#L14-L29)
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- [SAPConfig.java:24-51](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java#L24-L51)
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章节来源
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- [application.yml:1-48](file://nflg-wms-admin/src/main/resources/application.yml#L1-L48)
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## 核心组件
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- 数据库连接与ORM
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- MyBatis-Plus配置启用驼峰映射、空值Setter、UTC时间类型处理器与分页插件。
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- HikariCP连接池在各环境配置了最大池大小、最小空闲、空闲超时、最大生命周期与泄漏检测阈值。
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- 缓存
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- RedisTemplate统一配置键值序列化策略，支持Object与String模板。
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- SAP集成
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- JCo目的地注册与连接池参数设置，包含峰值限制与池容量校验。
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- 并发与调度
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- PowerJob Worker配置，支持任务执行与存储策略选择。
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- 工具与异常
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- BeanUtil提供对象与JSON互转；UserUtil封装登录用户信息；NflgException与SAPException统一异常模型。
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章节来源
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- [MysqlDataSourceConfig.java:30-47](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java#L30-L47)
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- [application-dev.yml:25-34](file://nflg-wms-admin/src/main/resources/application-dev.yml#L25-L34)
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- [application-sit.yml (srm-receive):11-20](file://nflg-wms-srm-receive/src/main/resources/application-sit.yml#L11-L20)
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- [application-dev.yml (srm-receive):11-20](file://nflg-wms-srm-receive/src/main/resources/application-dev.yml#L11-L20)
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- [RedisConfig.java:14-29](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java#L14-L29)
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- [SAPConfig.java:67-96](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java#L67-L96)
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- [PowerJobWorkerConfiguration.java:22-33](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/config/PowerJobWorkerConfiguration.java#L22-L33)
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- [BeanUtil.java:17-27](file://nflg-wms-common/src/main/java/com/nflg/wms/common/util/BeanUtil.java#L17-L27)
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- [UserUtil.java:11-33](file://nflg-wms-common/src/main/java/com/nflg/wms/common/util/UserUtil.java#L11-L33)
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- [NflgException.java:12-16](file://nflg-wms-common/src/main/java/com/nflg/wms/common/exception/NflgException.java#L12-L16)
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- [SAPException.java:12-16](file://nflg-wms-common/src/main/java/com/nflg/wms/common/exception/SAPException.java#L12-L16)
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## 架构总览
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下图展示WMS与外部系统的交互路径，重点标注数据库、缓存与SAP的关键链路，便于定位性能瓶颈。
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```mermaid
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sequenceDiagram
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participant Client as "客户端"
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participant Gateway as "网关"
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participant Admin as "管理端"
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participant Repo as "仓储(MyBatis-Plus)"
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participant DB as "MySQL"
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participant Redis as "Redis"
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participant SAP as "SAP系统"
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Client->>Gateway : 请求
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Gateway->>Admin : 转发
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Admin->>Repo : 查询/更新
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Repo->>DB : SQL执行
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DB-->>Repo : 结果集
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Admin->>Redis : 读取/写入缓存
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Redis-->>Admin : 缓存命中/未命中
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Admin->>SAP : RFC调用/JCo
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SAP-->>Admin : 返回数据
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Admin-->>Gateway : 响应
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Gateway-->>Client : 响应
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```
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图示来源
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- [application.yml:1-48](file://nflg-wms-admin/src/main/resources/application.yml#L1-L48)
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- [MysqlDataSourceConfig.java:30-47](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java#L30-L47)
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- [RedisConfig.java:14-29](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java#L14-L29)
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- [SAPConfig.java:93-101](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java#L93-L101)
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## 详细组件分析
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### 数据库查询优化
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- ORM与SQL优化
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- 启用驼峰命名映射与空值Setter，减少字段映射差异导致的隐式开销。
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- 使用分页插件与乐观锁拦截器，避免全表扫描与并发写冲突。
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- 连接池配置
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- 最大池大小、最小空闲、空闲超时、最大生命周期与泄漏检测阈值需结合业务QPS与事务时长调优。
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- 开发/测试/生产环境分别配置不同池参数，避免资源争用与连接泄漏。
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- 索引与查询
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- 建议对高频过滤字段、关联字段与排序字段建立复合索引；定期分析慢查询日志与执行计划，剔除无效索引。
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- 避免SELECT *，仅取必要列；对大结果集分页或流式读取。
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```mermaid
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flowchart TD
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Start(["开始"]) --> CheckPool["检查连接池配置<br/>最大池/空闲/超时/生命周期"]
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CheckPool --> TunePool{"是否满足QPS与RT?"}
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TunePool -- 否 --> Adjust["调整池参数/增加实例/拆分库表"]
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TunePool -- 是 --> EnablePlugins["启用分页/乐观锁插件"]
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EnablePlugins --> Analyze["分析慢查询与执行计划"]
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Analyze --> IndexOps["创建/优化索引/删除无效索引"]
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IndexOps --> End(["结束"])
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```
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图示来源
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- [MysqlDataSourceConfig.java:30-47](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java#L30-L47)
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- [application-dev.yml:25-34](file://nflg-wms-admin/src/main/resources/application-dev.yml#L25-L34)
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- [application-sit.yml (srm-receive):11-20](file://nflg-wms-srm-receive/src/main/resources/application-sit.yml#L11-L20)
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- [application-dev.yml (srm-receive):11-20](file://nflg-wms-srm-receive/src/main/resources/application-dev.yml#L11-L20)
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章节来源
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- [MysqlDataSourceConfig.java:30-47](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java#L30-L47)
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- [application-dev.yml:25-34](file://nflg-wms-admin/src/main/resources/application-dev.yml#L25-L34)
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- [application-sit.yml (srm-receive):11-20](file://nflg-wms-srm-receive/src/main/resources/application-sit.yml#L11-L20)
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- [application-dev.yml (srm-receive):11-20](file://nflg-wms-srm-receive/src/main/resources/application-dev.yml#L11-L20)
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### 缓存策略优化
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- Redis配置
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- 统一Key/Value序列化策略，降低序列化成本与跨语言兼容性问题。
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- 提供Object与String模板，按场景选择合适模板以减少装箱与转换。
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- 失效策略
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- 对热点数据设置合理TTL；对缓存穿透使用布隆过滤器或短命Key+后加载策略。
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- 对缓存击穿采用互斥锁或逻辑过期；对缓存雪崩采用随机TTL与分级缓存。
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- 命中率与内存
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- 监控key分布与内存占用，避免大Key与热点Key集中；定期清理过期Key。
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```mermaid
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flowchart TD
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Req(["请求"]) --> GetKey["构造缓存Key"]
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GetKey --> GetCache["从Redis读取"]
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GetCache --> Hit{"命中?"}
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Hit -- 是 --> Return["返回缓存"]
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Hit -- 否 --> LoadDB["加载DB/下游接口"]
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LoadDB --> SetCache["写入缓存(TTL/互斥)"]
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SetCache --> Return
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```
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图示来源
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- [RedisConfig.java:14-29](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java#L14-L29)
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章节来源
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- [RedisConfig.java:14-29](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java#L14-L29)
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### 并发处理优化
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- 线程池与异步
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- 对高延迟外部调用（如SAP）使用独立线程池隔离；对CPU密集型任务与IO密集型任务分离。
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- 异步回调与事件驱动减少阻塞等待；对批量任务采用分片与限速。
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- 锁优化
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- 减少锁粒度与持有时间；优先使用无锁容器与原子变量；避免死锁与超时重试。
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- 定时任务
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- PowerJob Worker存储策略按任务规模选择内存或磁盘；端口随机化避免冲突；协议HTTP稳定可靠。
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```mermaid
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sequenceDiagram
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participant Task as "任务"
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participant Pool as "线程池"
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participant SAP as "SAP"
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Task->>Pool : 提交异步任务
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Pool->>SAP : 发起RFC调用
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SAP-->>Pool : 返回结果
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Pool-->>Task : 回调通知
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```
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图示来源
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- [PowerJobWorkerConfiguration.java:22-33](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/config/PowerJobWorkerConfiguration.java#L22-L33)
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- [InventoryCheckTaskProcessor.java:22-31](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/processor/InventoryCheckTaskProcessor.java#L22-L31)
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章节来源
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- [PowerJobWorkerConfiguration.java:22-33](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/config/PowerJobWorkerConfiguration.java#L22-L33)
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- [InventoryCheckTaskProcessor.java:22-31](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/processor/InventoryCheckTaskProcessor.java#L22-L31)
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### SAP系统集成性能优化
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- 连接复用与池化
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- 使用JCo目的地与池化连接，设置峰值限制与池容量，确保峰值不小于池容量。
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- 配置连接超时、语言与系统参数，避免频繁重建连接。
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- 批量处理
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- 将多次RFC调用合并为批量调用，减少网络往返；对大批量数据分批处理并设置批次上限。
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- 超时与重试
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- 明确RFC调用超时与重试策略，避免长时间阻塞；对SAP异常进行分类与熔断保护。
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```mermaid
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sequenceDiagram
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participant Admin as "管理端"
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participant Dest as "JCo目的地"
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participant Repo as "JCo仓库"
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participant SAP as "SAP系统"
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Admin->>Dest : 获取JCoDestination
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Dest-->>Admin : 返回Destination
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Admin->>Repo : 获取JCoRepository
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Repo-->>Admin : 返回Repository
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Admin->>SAP : RFC调用(批量/限流)
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SAP-->>Admin : 返回结果
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```
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图示来源
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- [SAPConfig.java:93-101](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java#L93-L101)
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- [SAPConfig.java (srm-receive):68-98](file://nflg-wms-srm-receive/src/main/java/com/nflg/wms/srm/receive/config/SAPConfig.java#L68-L98)
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- [SAPConfig.java (scheduled):68-98](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/config/SAPConfig.java#L68-L98)
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章节来源
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- [SAPConfig.java:67-96](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java#L67-L96)
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- [SAPConfig.java (srm-receive):68-98](file://nflg-wms-srm-receive/src/main/java/com/nflg/wms/srm/receive/config/SAPConfig.java#L68-L98)
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- [SAPConfig.java (scheduled):68-98](file://nflg-wms-scheduled/src/main/java/com/nflg/wms/scheduled/config/SAPConfig.java#L68-L98)
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### 网络延迟优化
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- 本地化与就近部署
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- 将应用部署在数据库与SAP同地域，减少跨域网络时延。
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- 连接与协议
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- TCP参数优化、Keep-Alive配置；HTTP/2或更高效协议；压缩传输体。
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- DNS与负载均衡
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||
- 预热DNS、缩短解析时间；LB健康检查与快速摘除。
|
||
|
||
[本节为通用指导，无需引用具体文件]
|
||
|
||
### 内存管理与垃圾回收优化
|
||
- JVM参数
|
||
- 合理设置堆大小、新生代比例与元空间；开启逃逸分析与标量替换。
|
||
- GC策略
|
||
- 选择低停顿GC（如G1/工蜂），避免Full GC；控制晋升年龄与大对象直通老年代。
|
||
- 对象与序列化
|
||
- 使用对象池与轻量序列化；避免大对象频繁分配；及时释放大集合引用。
|
||
- 监控
|
||
- 观察GC频率与停顿、堆外内存、DirectBuffer；结合APM与GC日志定位问题。
|
||
|
||
[本节为通用指导，无需引用具体文件]
|
||
|
||
## 依赖分析
|
||
- 模块耦合
|
||
- 管理端、发货、SRM收货均依赖仓储模块与通用模块；定时模块依赖SAP配置与通用异常。
|
||
- 外部依赖
|
||
- MySQL、Redis、SAP；通过连接池与序列化配置降低外部依赖的性能损耗。
|
||
- 循环依赖
|
||
- 当前结构未见循环依赖迹象；若新增模块需避免双向依赖。
|
||
|
||
```mermaid
|
||
graph LR
|
||
ADMIN["管理端"] --> REPO["仓储"]
|
||
SHIPMENT["发货"] --> REPO
|
||
SRM["SRM收货"] --> REPO
|
||
ADMIN --> COMMON["通用"]
|
||
SHIPMENT --> COMMON
|
||
SRM --> COMMON
|
||
SCHEDULED["定时"] --> COMMON
|
||
SCHEDULED --> SAPCFG["SAP配置"]
|
||
ADMIN --> SAPCFG
|
||
SRM --> SAPCFG
|
||
STARTER["启动器"] --> REDIS["Redis"]
|
||
REPO --> MYSQL["MySQL"]
|
||
```
|
||
|
||
图示来源
|
||
- [MysqlDataSourceConfig.java:30-47](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java#L30-L47)
|
||
- [RedisConfig.java:14-29](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java#L14-L29)
|
||
- [SAPConfig.java:24-51](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java#L24-L51)
|
||
|
||
章节来源
|
||
- [MysqlDataSourceConfig.java:30-47](file://nflg-wms-repository/src/main/java/com/nflg/wms/repository/config/MysqlDataSourceConfig.java#L30-L47)
|
||
- [RedisConfig.java:14-29](file://nflg-wms-starter/src/main/java/com/nflg/wms/starter/config/RedisConfig.java#L14-L29)
|
||
- [SAPConfig.java:24-51](file://nflg-wms-admin/src/main/java/com/nflg/wms/admin/config/SAPConfig.java#L24-L51)
|
||
|
||
## 性能考虑
|
||
- 数据库
|
||
- 分库分表与读写分离；热点表分区；归档历史数据；批量写入与幂等设计。
|
||
- 缓存
|
||
- 多级缓存（本地缓存+Redis）；预热与冷热分离；淘汰策略与TTL动态调整。
|
||
- 并发
|
||
- 限流与熔断；排队与背压；异步化与事件驱动。
|
||
- SAP
|
||
- 批量RFC、参数化查询、连接池峰值校验；异常降级与重试退避。
|
||
- 监控
|
||
- 指标：QPS、RT、错误率、连接池利用率、GC、Redis命中率；告警阈值分级。
|
||
- 测试
|
||
- 压测工具与脚本；基线RT与P99；回归对比；容量规划。
|
||
|
||
[本节为通用指导，无需引用具体文件]
|
||
|
||
## 故障排查指南
|
||
- 异常模型
|
||
- NflgException与SAPException统一状态码与消息，便于前端与监控识别。
|
||
- 日志与追踪
|
||
- 开启OTLP链路追踪与日志推送；结合TraceId定位端到端耗时。
|
||
- 连接池问题
|
||
- 连接泄漏：检查泄漏检测阈值与连接关闭；连接超时：增大超时或扩容池。
|
||
- 缓存问题
|
||
- 缓存穿透：布隆过滤器/短命Key+后加载；缓存击穿：互斥锁/逻辑过期；缓存雪崩：随机TTL。
|
||
- SAP问题
|
||
- RFC超时/报错：检查池容量与峰值、网络连通性、SAP端队列；批量失败：分片重试。
|
||
|
||
章节来源
|
||
- [NflgException.java:12-16](file://nflg-wms-common/src/main/java/com/nflg/wms/common/exception/NflgException.java#L12-L16)
|
||
- [SAPException.java:12-16](file://nflg-wms-common/src/main/java/com/nflg/wms/common/exception/SAPException.java#L12-L16)
|
||
- [application.yml:31-48](file://nflg-wms-admin/src/main/resources/application.yml#L31-L48)
|
||
- [application-dev.yml:13-14](file://nflg-wms-admin/src/main/resources/application-dev.yml#L13-L14)
|
||
|
||
## 结论
|
||
通过合理的数据库索引与查询优化、连接池参数调优、Redis多级缓存与失效策略、SAP连接池与批量处理、并发线程池与异步化、以及完善的监控与测试体系，WMS可在高并发与复杂业务场景下保持稳定与高性能。建议以模块为单位持续迭代优化，并结合生产数据进行容量与性能回归验证。
|
||
|
||
## 附录
|
||
- 关键配置要点
|
||
- 数据库：驼峰映射、空值Setter、分页与乐观锁插件；HikariCP池参数按环境区分。
|
||
- 缓存：统一序列化策略；对象/字符串模板按场景选择。
|
||
- SAP：目的地注册、池容量与峰值校验、RFC超时与重试。
|
||
- 监控：OTLP链路追踪、健康检查、Redis/DB健康探测。
|
||
- 推荐工具
|
||
- 数据库：Explain/慢查询分析；Redis：INFO/内存分析；SAP：ST05/交易记录分析；JVM：GC日志与APM。
|
||
- 基准测试建议
|
||
- 场景：并发读写、批量导入导出、SAP同步、缓存命中率；指标：QPS、RT、错误率、资源占用；对比：优化前后、不同参数组合。 |