Re: [linux-lvm] Keep snapshots active for 24 hours?

[Anselm Kruis <A Kruis science-computing de>]

Hi Wolfgang,

On Sun, 16 Dec 2001, Wolfgang Weisselberg wrote:

> Hi, Steve!
> 
> Steve Wray (steve wray the net nz) wrote 70 lines:
> 
> > - take a snapshot, install something or try something out
> > that might break something, then restore *directly* from
> > the snapshot if anything goes wrong; without having to actually
> > back it up to media and restore it.
> 
> Even better would be writable snapshots for that: 
> - make a snapshot of (everything where the install writes to
> - install the program
> - test it on the snapshot
> - junk the snapshot if the install is bad
> 
> and, of course, you might want to migrate changes from the
> snapshot to the original FS (or vice versa).  That however
> is a second feature.  Until then you'd have to do the install
> all over again -- once we actually get writable shnapshots.

I posted a patch for writeable snapshots about a month ago. Look for the
subject "[PATCH] writeable snapshots". The patch sould apply clean against
current LVM.

-Anselm

> 
> -Wolfgang
> 
> _______________________________________________
> linux-lvm mailing list
> linux-lvm sistina com
> http://lists.sistina.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://www.sistina.com/lvm/Pages/howto.html
> 

---
 Anselm Kruis                                 Tel. +49 (0)89-356386-74
 science + computing ag		              FAX  +49 (0)89-356386-37
 Ingolstädter Str. 22             mailto: A Kruis science-computing de
 D-80807 München                 WWW: http://www.science-computing.de/

**********************************************************************
***     CeBIT 2002                                                 ***
***     Besuchen Sie uns auf der CeBIT vom 13.-20.03.2002          ***
***     auf dem Messegelände in Hannover, Halle 11                 ***
**********************************************************************