nested exception is com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link fai
摘要:
今天晚上一个财务子系统上线,部署完成后,测试反馈程序会抽风,一会儿正常,一会儿异常,报如下错误: nested exception is com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link fai 阅读全文