Hi Rob,
It was discussed here:
http://www.redhat.com/archives/libvir-list/2009-April/msg00116.html
Ludo
On Sun, Apr 24, 2011 at 6:46 AM, Rob Landley <rland...@parallels.com> wrote:
> I'm reading through the LXC code and for some reason it's using
> pivot_root() instead of chroot(). Is there a reason for this? (We need
> to iterate through every process in the system and make sure that kernel
> threads that are the children of the host's PID 1 get evicted from the
> old mount point so we can umount it? But the host context isn't going
> away when we launch a container...)
>
> I thought that syscall was created to dispose of initrd so the system
> could free the ramdisk block device without the kernel threads that were
> reparented to init pinning the mount point, and one of the big
> advantages of initramfs is it _didn't_ need to call that particular
> piece of black magic (because initramfs provides a low-overhead place to
> park daemonized kernel threads).
>
> What's the advantage of using it here?
>
> Rob
>
>
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Fulfilling the Lean Software Promise
Lean software platforms are now widely adopted and the benefits have been
demonstrated beyond question. Learn why your peers are replacing JEE
containers with lightweight application servers - and what you can gain
from the move. http://p.sf.net/sfu/vmware-sfemails
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