Re: [Burp-users] split_vss=1 drawbacks

[Ghozlane T. <gt...@gm...>]

>From my experience, sql and surely exchange plug in the shadow copy
infrastructure to quiece disk activity during the snapshot, you should have
a "crash"  backup that is no worse than a real crash.
Sql and exchange should replay their log at the next restart.
Generally it's recommended however to use the app specific backup as
mentionned...
 On Mar 3, 2015 11:15 AM, "Jason Haar" <Jas...@tr...> wrote:

> On 03/03/15 11:47, Graham Keeling wrote:
> >> Is it possible to recover hole server ?
> > It is possible to restore the whole server.
> > But it is your responsibility to test this.
>
> Database applications (like Exchange) don't write to disk on every
> change - and when they do it's via transaction logs first, then the
> formal write later. As such all best practice surrounding backups is to
> use application-specific backup tools: The only way to do a successful
> file system backup in these environments is to turn off the application
> first: ie force quiescence and then back that up. Snapshotting the file
> system first (while these apps are still running) doesn't help, as some
> of the data isn't written out yet
>
> So I wouldn't recommend burp or any other "file system" backup tool to
> backup Exchange or Microsoft SQL server. You might get lucky and have it
> work (corrupt database plus transactions logs sometimes equals
> successful restore), but you're doing it wrong if you do it that way
>
> Disclaimer: this is based on my very old exposure to Exchange in the
> past - but I can't see it being different today, especially with
> Microsoft's ongoing love affair with locking file operations
>
> --
> Cheers
>
> Jason Haar
> Corporate Information Security Manager, Trimble Navigation Ltd.
> Phone: +1 408 481 8171
> PGP Fingerprint: 7A2E 0407 C9A6 CAF6 2B9F 8422 C063 5EBB FE1D 66D1
>
>
>
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