spring boot 线上故障 上传文件出错:org.springframework.web.multipart.MultipartException: Could not parse multipart servlet request;


spring boot 线上故障 上传文件出错:异常org.springframework.web.multipart.MultipartException: Could not parse multipart servlet request; nested exception is java.io.IOException: The temporary upload location [/tmp/tomcat.4969464838095977377.9999/work/Tomcat/localhost/ROOT] is not valid

原因是:springboot应用服务再启动(java -jar 命令启动服务)的时候,会在操作系统的/tmp目录下生成一个tomcat*的文件目录,上传的文件先要转换成临时文件保存在这个文件夹下面。由于临时/tmp目录下的文件,在长时间(10天)没有使用的情况下,就会被系统机制自动删除掉。所以如果系统长时间无人问津的话,就可能导致上面这个问题。

解决:

application.properties配置文件中添加:

server.tomcat.basedir=/tmp

手动的将临时文件夹设置为自定义的文件夹,就不会被删除了。

待测试

 原文:https://blog.csdn.net/shaojianjun521/article/details/87688643


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