Re: [Users] backups

2013-12-16 Thread Itamar Heim
On 11/30/2013 10:36 PM, Blaster wrote: On 11/27/2013 10:52 AM, Sander Grendelman wrote: The main problem in oVirt with this strategy would be the lack of live snapshot deletion. Having to shut down the VM to delete/merge a snapshot is not nice :( Ouch?! Is there an ETA as to when you'll be

Re: [Users] backups

2013-12-02 Thread Juan Pablo Lorier
Thanks, just to check I was not missing something I can use myself to ease my days :-) Regards, On 30/11/13 18:40, Blaster wrote: On 11/27/2013 11:27 AM, Juan Pablo Lorier wrote: Hi, Just curious, is it really the porpoise of the snapshot to backup both the vm and the application data? I

Re: [Users] backups

2013-12-02 Thread Martijn Grendelman
Blaster schreef op 30-11-2013 21:40: Contrary to my other post, which was more educational than practical, yes, you generally would not back up app data via a hypervisor snapshot. Generally you would only backup the OS disk and perhaps the application binaries. This would be for quick

Re: [Users] backups

2013-11-30 Thread Blaster
On 11/27/2013 10:52 AM, Sander Grendelman wrote: The main problem in oVirt with this strategy would be the lack of live snapshot deletion. Having to shut down the VM to delete/merge a snapshot is not nice :( Ouch?! Is there an ETA as to when you'll be able to delete a live snapshot ?

Re: [Users] backups

2013-11-30 Thread Blaster
On 11/27/2013 11:27 AM, Juan Pablo Lorier wrote: Hi, Just curious, is it really the porpoise of the snapshot to backup both the vm and the application data? I think snapshot is appropriate to backup the vm and the you should have your regular backup for the app, as a database backup that can

Re: [Users] backups

2013-11-28 Thread Itamar Heim
On 11/27/2013 10:41 PM, Lindsay Mathieson wrote: On Thu, 28 Nov 2013 06:28:26 AM you wrote: Yes and no. Backups of the VM for disaster recover purposes, and regular *separate* data backups done from within the VM. NB - quiescising/ windows stylle VSS for vm backups is desirable to ensure DB

Re: [Users] backups

2013-11-28 Thread Lindsay Mathieson
On Thu, 28 Nov 2013 11:34:13 AM Itamar Heim wrote: just a btw that the qemu-guest-agent if installed on a windows guest is supposed to interact with VSS during live snapshot. I was wondering that - do you have a reference to the docs online? thanks, -- Lindsay signature.asc Description: This

Re: [Users] backups

2013-11-28 Thread Itamar Heim
On 11/28/2013 12:58 PM, Lindsay Mathieson wrote: On Thu, 28 Nov 2013 11:34:13 AM Itamar Heim wrote: just a btw that the qemu-guest-agent if installed on a windows guest is supposed to interact with VSS during live snapshot. I was wondering that - do you have a reference to the docs online?

Re: [Users] backups

2013-11-28 Thread Lindsay Mathieson
On Thu, 28 Nov 2013 01:16:28 PM you wrote: best i can offer, from rhel 6.5: Bug 948017 - VSS support for qemu-ga-win Thanks Itamer from my reading of the bug report can I assume its implemented and made its way into the windows packages Oct-30th? thanks, -- Lindsay signature.asc Description:

Re: [Users] backups

2013-11-28 Thread Itamar Heim
On 11/28/2013 02:22 PM, Lindsay Mathieson wrote: On Thu, 28 Nov 2013 01:16:28 PM you wrote: best i can offer, from rhel 6.5: Bug 948017 - VSS support for qemu-ga-win Thanks Itamer from my reading of the bug report can I assume its implemented and made its way into the windows packages

Re: [Users] backups

2013-11-28 Thread Andrew Cathrow
- Original Message - From: Itamar Heim ih...@redhat.com To: Lindsay Mathieson lindsay.mathie...@gmail.com, users@ovirt.org Sent: Thursday, November 28, 2013 7:24:09 AM Subject: Re: [Users] backups On 11/28/2013 02:22 PM, Lindsay Mathieson wrote: On Thu, 28 Nov 2013 01:16:28 PM

Re: [Users] backups

2013-11-27 Thread Martijn Grendelman
Hi Charles, How are you folks doing your hypervisor level backups? Under ESXi I used GhettoVCB which basically took a snap shot, copied the disk image to another location, then deleted the snap. Thank you for this hint, I didn't know about GhettoVCB and I'm definately going to have a look

Re: [Users] backups

2013-11-27 Thread Blaster
On 11/27/2013 4:24 AM, Martijn Grendelman wrote: The problem with snapshot-based backups is, that they are usually only crash-consistent, meaning that they contain the state of a system's disks as they would be if you pulled the power plug on a server. If you restore a system from this type of

Re: [Users] backups

2013-11-27 Thread Martijn Grendelman
Blaster schreef op 27-11-2013 17:23: On 11/27/2013 4:24 AM, Martijn Grendelman wrote: The problem with snapshot-based backups is, that they are usually only crash-consistent, meaning that they contain the state of a system's disks as they would be if you pulled the power plug on a server. If

Re: [Users] backups

2013-11-27 Thread Sander Grendelman
The work-around for this is to SSH into the guest first, put the database into backup mode(maybe run sync a time or two to flush out as much from RAM as possible), take the snap shot, ssh back in to resume the database, backup the snap, delete the snap. The main problem in oVirt with this

Re: [Users] backups

2013-11-27 Thread Juan Pablo Lorier
Hi, Just curious, is it really the porpoise of the snapshot to backup both the vm and the application data? I think snapshot is appropriate to backup the vm and the you should have your regular backup for the app, as a database backup that can be done online. In this scenario you take a backup of

Re: [Users] backups

2013-11-27 Thread Lindsay Mathieson
On Wed, 27 Nov 2013 03:27:24 PM Juan Pablo Lorier wrote: ust curious, is it really the porpoise of the snapshot to backup both the vm and the application data? Yes and no. Backups of the VM for disaster recover purposes, and regular *separate* data backups done from within the VM. -- Lindsay