cvs commit: src/usr.sbin/jexec jexec.8 jexec.c

[Alexander Leidinger]

Quoting Robert Watson <rwatson at FreeBSD.org> (from Thu, 29 May 2008  
15:56:50 +0100 (BST)):

> On Thu, 29 May 2008, Michael Reifenberger wrote:
>
>> On Thu, May 29, 2008 at 03:14:20PM +0100, Robert Watson wrote: ...
>>> The other concept that might be of benefit is a "dead" jail vs. a  
>>> "live" jail -- with TCP connections taking a while to run down,  
>>> there can often be dangling jail references that don't garbage  
>>> collect for a few minutes. Perhaps, where there is ambiguity, live  
>>> jails (ones with referencing processes) should be preferred to  
>>> dead ones.
>>
>> Thats something that the admin should take care for.
>
> How might they do that?  Remember that any command that works only  
> when the jail IP is "unambiguous" will become effectively  
> non-deterministic as a result of un-garbage collected jails.  So

Is it feasible to change the hostname of a dying jail? We could prefix  
it with some string at some point of the shutdown...

Bye,
Alexander.

-- 
The great nations have always acted like gangsters and the small nations
like prostitutes.
		-- Stanley Kubrick

http://www.Leidinger.net    Alexander @ Leidinger.net: PGP ID = B0063FE7
http://www.FreeBSD.org       netchild @ FreeBSD.org  : PGP ID = 72077137