If you really want help, it could be helpful for
you to answer my questions at first.
I don't know what this means.
Quote:
why is it takin so much space
In your first post you showed problems with traffic on disks, nothing with "space" problems in it. "space" problems should be solved on your own.
Quote:
" Intensive user created background job was scheduled every 5mins -- removed the mentioned job."
Means some user has written a job and it was running every 5 minutes causing some trouble - so the admin removed the job. Ask the admin which user and which job to get enlightend maybe.
Can't explain it better, maybe look up the words in some dictionary.