问题:
22-May-2018 18:00:15.891 严重 [localhost-startStop-1] org.apache.jasper.EmbeddedServletOptions.<init> The scratchDir you specified: [/opt/web/xxx/work/Catalina/localhost/xxx] is unusable.
解决方案:
将tomcat目录下的work目录删除
这里删除的路径为提示的scratchDir中的/opt/web/xxx/work