lkml.org 
[lkml]   [2008]   [Apr]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: RFC: Self-snapshotting in Linux
> Sorry if this is a a crazy idea.....just be forewarned....
>
> First, I would like to make a reference to VMWare's snapshot (name not
> important, emphasize the idea) feature - hopefully u are familiar with
> it. This is a feature whereby u can freeze the entire OS (kernel +
> userspace application running) and then later reload itself next time,
> continuing where it left off, without reboot from ground zero.
>
> Next, can I ask, is such a feature useful in Linux? Ie, able to
> restart the kernel + userspace application from where u left off, the
> last time round. Not JUST the normal suspend/resume feature, but
> more important able to CHOOSE among the different available images
> for
> u to resume on. Eg, u want to freeze the current 2.6.25-rc6
> kernel,

Could we use english on this list?

Anyway, hibernate, cp /dev/root /somewhere/root.1; cp /dev/swap
/somewhere/swap.1

If you want to resume selected version, copy back that set of devices,
and proceed normally.

Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


\
 
 \ /
  Last update: 2008-04-16 13:17    [W:0.058 / U:1.776 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site