Re: [libvirt] [PATCH] snapshot: improve qemu handling of reused snapshot targets

2012-03-27 Thread Peter Krempa
Dňa 20.3.2012 22:29, Eric Blake wrote / napísal(a): The oVirt developers have stated that the real reasons they want to have qemu reuse existing volumes when creating a snapshot are: 1. the management framework is set up so that creation has to be done from a central node for proper resource

Re: [libvirt] [PATCH] snapshot: improve qemu handling of reused snapshot targets

2012-03-23 Thread Jiri Denemark
On Tue, Mar 20, 2012 at 15:29:37 -0600, Eric Blake wrote: The oVirt developers have stated that the real reasons they want to have qemu reuse existing volumes when creating a snapshot are: 1. the management framework is set up so that creation has to be done from a central node for proper

Re: [libvirt] [PATCH] snapshot: improve qemu handling of reused snapshot targets

2012-03-23 Thread Eric Blake
On 03/23/2012 11:06 AM, Jiri Denemark wrote: I would agree. It makes more sense if REUSE reuses the whole file including its content instead of reusing just the file name and some metadata. Note that this flag is all-or-nothing, and only selects between 'existing' and the default

Re: [libvirt] [PATCH] snapshot: improve qemu handling of reused snapshot targets

2012-03-22 Thread Eric Blake
On 03/20/2012 03:29 PM, Eric Blake wrote: The oVirt developers have stated that the real reasons they want to have qemu reuse existing volumes when creating a snapshot are: 1. the management framework is set up so that creation has to be done from a central node for proper resource tracking,

[libvirt] [PATCH] snapshot: improve qemu handling of reused snapshot targets

2012-03-20 Thread Eric Blake
The oVirt developers have stated that the real reasons they want to have qemu reuse existing volumes when creating a snapshot are: 1. the management framework is set up so that creation has to be done from a central node for proper resource tracking, and having libvirt and/or qemu create things