Re: About disk snapshot
Re: About disk snapshot
- Subject: Re: About disk snapshot
- From: "mm w" <email@hidden>
- Date: Wed, 23 Jul 2008 12:10:15 -0700
boot from your macos cd-rom, menu utilities -> disk utilities
On Wed, Jul 23, 2008 at 12:02 AM, XiongJia Le <email@hidden> wrote:
> Hi all,
>
> Because I work for an application what need automatically create a
> disk snapshot on OS X.
>
> I read some documents about this. I think we can use the shadow file.
> Example, we can mount a disk like this: "hdituilt mount disk -shadow
> /shadow.image"
>
> I think at this time all I/O will redirected to shadow file and I can
> copy my snapshot from the RAW Device.
> But that have some problems. The first that is must need re-mount the
> disk, and I think at system run time we can't re-mount the boot
> volume.
> The second is I can not merge the shadow data to the real device when
> after created the snapshot.
>
> Is have any easy way to create a snapshot for local disk?
>
> Thanks,
> Xiongjia Le
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--
-mmw
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