On Thu, Aug 09, 2001 at 03:05:53AM -0400, John Klos wrote:

> Also, is there an easy way, if any, to have cron not run a job if the
> last instance of that job is still running? Or would a little external
> logic be in order?

besides implementing locking, you could have the exit of one job
schedule the next with "at" or bypass cron and just invoke the next job
directly, or maybe use "batch" so jobs won't be spawned if the load
average is too high.

-- 
  Aaron J. Grier | "Not your ordinary poofy goof." | agrier@poofygoof.com