On Thu, Jun 03, 2004 at 01:32:07AM +1000, Bruce Evans wrote: > > Ok, I've found the cause of the problem. Cron is spawning > > more than one copy of the entropy script... > > Cron has been filling my mailbox with complaints about this for years. > (I only partially filled the mailbox of the author of the entropy > script with complaints about it 3 or 4 times :-). In my case, the > multiple crons are caused by /usr being nfs-mounted and the server > being down. cron forks OK, but each copy blocks waiting for something > in /usr. When the server comes back up, a thundering herd of entropy > scripts run and clobber each others' rotation of the entropy files. > Cron normally runs the entropy script every 11 minutes, so the herd > grows quickly. The herd (or perhaps other herds) also exhausts pipe > kva on machines with small amounts of RAM (64M) while waiting. > In my case however cron is consistently executing TWO copies of everything at the same time. What kind of wierdness is that? (Something jail related... what?) Joe -- Josef Karthauser (joe_at_tao.org.uk) http://www.josef-k.net/ FreeBSD (cvs meister, admin and hacker) http://www.uk.FreeBSD.org/ Physics Particle Theory (student) http://www.pact.cpes.sussex.ac.uk/ ================ An eclectic mix of fact and theory. =================
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