Discussion -- perhaps a trollette -- re: upgrades !

[Patrick O'Callaghan]

On Thu, 2009-08-20 at 20:08 -0400, Tom Horsley wrote:
> On Thu, 20 Aug 2009 16:27:42 -0700
> Konstantin Svist wrote:
> 
> > When it's time to "reboot" we'll start a new virtual machine,
> > and gradually switch the applications to it
> 
> That sort of thing always makes me wonder when the security
> fiends will teach exec() to always run every program
> in its own separate virtual machine :-).

That wouldn't make sense in the Linux universe. For example, the Shell
constantly uses fork/exec to run new processes, which inherit a lot of
context (such as standard I/O) from their parent, i.e. the Shell itself.
If they were all VMs it couldn't do this, at least without serious
distortion.

poc