Zephry running on JIRA

Hi
There are folders names that I wiled like to clean it up  
/jiradata/var/atlassian/application-data/jira/data/attachments/GEN/schedule
/jiradata/var/atlassian/application-data/jira/data/attachments/GEN/teststepresult

I have try to run the cleanup cycle and the cleanup cycle chase , 
Is there any other way to clean it up?