DragonFly BSD
DragonFly kernel List (threaded) for 2005-02
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Re: rc and smf

From: Joerg Sonnenberger <joerg@xxxxxxxxxxxxxxxxx>
Date: Thu, 24 Feb 2005 18:22:35 +0100
Mail-followup-to: kernel@crater.dragonflybsd.org

On Thu, Feb 24, 2005 at 10:50:35AM -0500, Dan Melomedman wrote:
> It's built on the correct assumptions. You just don't understand all
> possibilities why a service process can crash/exist, even if it's a
> most perfect software ever written. Shit happens, and supervision will
> attempt to restart the service for any reason it exits/killed. Including
> human error, of course. What you've never killed the wrong process by
> mistake? What if you set an rlimit, and the service reaches it, the
> kernel will then kill the service. With supervision it will be
> restarted, without it, the service will be down. Simple as that.
> Programs have bugs, including memory leaks.

Actually, this is exactly one of the situations where I don't want
automatic, silent restarts. It hides problems, which is in my position
even more problematic. "Magic restart" doesn't solve every problem.


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