Large-Scale Patch Recommendation at Alibaba

被引:0
|
作者
Zhang, Xindong [1 ]
Zhu, Chenguang [2 ]
Li, Yi [3 ]
Guo, Jianmei [1 ]
Liu, Lihua [1 ]
Gu, Haobo [1 ]
机构
[1] Alibaba Grp, Hangzhou, Peoples R China
[2] Univ Texas Austin, Austin, TX 78712 USA
[3] Nanyang Technol Univ, Singapore, Singapore
关键词
Defect detection; patch generation; patch recommendation;
D O I
10.1145/3377812.3390902
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
We present Precfix, a pragmatic approach targeting large-scale industrial codebase and making recommendations based on previously observed debugging activities. Precfix collects defect-patch pairs from development histories, performs clustering, and extracts generic reusable patching patterns as recommendations. Our approach is able to make recommendations within milliseconds and achieves a false positive rate of 22%. Precfix has been rolled out to Alibaba to support various critical businesses.
引用
收藏
页码:252 / 253
页数:2
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