Back in the 80s, TOPS-20 had a bug in the OS which allowed the output of a batch job to exceed the user's disk quota. If the batch job resubmitted itself recur

Back in the 80s, TOPS-20 had a bug in the OS which allowed the output of a batch job to exceed the user's disk quota. If the batch job resubmitted itself recursively, the entire system could come to grinding halt pretty quickly as all free disk space was used up.