To find the current usage, run this command:
du -kh /export/home/snumber
du -kh /scratch/snumber
You may run the following command to check free resources on cluster at any moment:
qstatr
qhost
Reference:
1. ECDF. 20 July 2011. U of Edinburgh. 7 Oct. 2008 <www.ecdf.ed.ac.uk>