File System Usage Information

File System Names and Usage

  • Home: Home directories have a low quota. (Primary use is system files)
  • Scratch: Scratch directories will be purged regularly, more unstable. (Good for dumping large input and output files)
  • Bins: Bins directories are a special file system designed for holding programs.  (Good for storing source and binary files, not input files)

File System Quotas

 $SCRATCH$HOME + $BINS (Combined Total)
Wendian2,000,000 Files20 GBs

2,000,000 Files20 GBs
Mio2,000,000 Files20 GBs
Note: Most Unix style file systems will see a performance decrease as the number of files per directory increases, this will only be noticeable as the number of files per directory gets into the hundreds or thousands.

Getting Around the Various File Systems

  • When you login to wendian, aun or mio you will see that your have the directories:
    • On wendian:
      • bins  scratch
    • On aun:
      • bins runs scratch
    • On mio:
      • bins runs scratch