cvs commit: src/usr.sbin/jexec jexec.8 jexec.c
Alexander at Leidinger.net
Fri May 30 14:51:04 UTC 2008
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...
The great nations have always acted like gangsters and the small nations
-- Stanley Kubrick
http://www.Leidinger.net Alexander @ Leidinger.net: PGP ID = B0063FE7
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