[Cinder][nova] queens backup

Ignazio Cassano ignaziocassano at gmail.com
Tue Jan 22 19:17:59 UTC 2019


Thanks for the info.
Ignazio

Il giorno Mar 22 Gen 2019 19:45 Sean McGinnis <sean.mcginnis at gmx.com> ha
scritto:

> On Tue, Jan 22, 2019 at 07:04:05PM +0100, Ignazio Cassano wrote:
> > Hi All,
> > Please,  I' d like to know if cinder backup  and/or  cinder snapshot call
> > qemu guest agent for fsfreezing.
> > If Yes, does it freeze file systems in the volume?
> > Regards
> > Ignazio
>
> Unfortunately no, initiating a snapshot or backup from Cinder does not
> call out
> to Nova to do any guest quiescing. There would need to be something else
> coordinating the calls between the guest OS and initiating the Cinder
> snapshot
> to do that.
>
> Sean
>
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