新特性

• 增加C++ Serving 和 Pipeline Serving编译环境检查 #1584
• C++ Serving 支持修改log日志生成路径 #1592
• 使用TRT时，新增动态shape配置功能和示例 #1590
• 新增Python Pipeline Serving 普罗米修斯监控 #1586
• 新增C++ Serving 普罗米修斯监控 #1568 #1576 #1577
• 支持异构硬件，包括：x86+DCU、ARM+ascend310、ARM+ascend910 #1544
• 支持Python39

性能优化

• C++ Serving增加请求结果缓存功能，相同的请求直接返回 #1585, #1588

功能增强

• 更便捷的C++串联多模型方式 #1546
• dockerfile升级，新增centos dockerfile #1618 #1594
• 新增Pipeline Serving bf16低精度支持 #1594 #1554

文档和示例变更

• 新增pp-shitu示例 #1572
• 新增PaddleNLP示例 #1609
• 新增环境检查文档 #1643
• 新增动态TRT使用文档 #1643
• 新增异构硬件使用文档 #1641,#1654
• 新增请求缓存Cache使用说明文档 #1641, #1588

Bug修复

• 修复异步框架下内存泄露问题 #1589
• 修复Pipeline Serving中输入为list[str]的情况 #1598

For English:

New features

• Add C++ serving and pipeline serving compilation environment check #1584
• C++ serving supports modifying the log generation path #1592
• When using TRT, new dynamic shape configuration functions and examples are added #1590
• Add Python pipeline serving Prometheus monitoring #1586
• Add C++ serving Prometheus monitoring #1568 #1576 #1577
• Support heterogeneous hardware, including x86 + DCU, arm + ascend310 and arm + ascend910 #1544
• Support Python 39

Performance optimization

• C++ serving adds the request result caching function, and the same request is directly returned #1585, #1588

Function Enhance

• More convenient C++ series multi model mode #1546
• Dockerfile upgrade, new Centos dockerfile #1618 #1594
• New pipeline serving bf16 low precision support #1594 #1554

Documentation and sample changes

• New PP-Shitu example #1572
• New paddlenlp example #1609
• New environmental inspection document #1643
• New dynamic TRT usage document #1643
• New heterogeneous hardware usage documents #1641, #1654
• New request cache instructions #1641, #1588

Bug repair

• Fix memory leak in asynchronous framework #1589
• Fix the input of list [STR] in pipeline serving #1598