cylc/cylc — pull request #758 by matthewrmshin (2013-11-06 10:09:32+00:00)
Title: jobfile: allow lsof to timeout

This change allows calls to `lsof` to timeout.

It may hang on stale NFS handle. It may never return 0. (We have received report of a site maintaining a centrally installed `lsof` script that always returns 0.)