Careful with this - mirrors have to be the same size, so you wind up with
the identical dbspaces and then have to add chunks to get the dbspace up to
the size you want. Otherwise it works well.

cheers
j.
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----- Original Message -----
From: "Colin Bull" <c.bull@videonetworks.com>
To: <informix-list@iiug.org>
Sent: Monday, November 03, 2003 11:23 AM
Subject: RE: Copy chunk to another drive


> If mirroring is switched on, it would be easier to set up the new drives
as
> mirrors and then
> take the old drives off line.
>
> Colin Bull
> c.bull@videonetworks.com
>
> > -----Original Message-----
> > From: owner-informix-list@iiug.org
> > [mailtowner-informix-list@iiug.org]On Behalf Of Manuel Daponte
> > Sent: 03 November 2003 13:56
> > To: informix-list@iiug.org
> > Subject: Copy chunk to another drive
> >
> >
> > Hi everybody,
> >
> > We have a client with a 500GB IDS 7.3 DB. The client needs to
> > move some dbspaces (about 40GB) to a new set of drives. Which options
> > of the following do you prefer:
> >
> > 1- Can I create the new devices and then use "dd" with the DB
> > off-line to copy the chunks to the new devices?
> >
> > 2- Can I create the new devices, perform a full backup,
> > change the links of the chunks to the new devices and the
> > restore ONLY the
> > dbspaces that I want to move?
> >
> > 3-Or should I use the traditional method: perform a full
> > backup, change the links of the chunks to the new devices and
> > the restore
> > the bull backup? (My last option, due to the size of the DB
> > and the time required)
> >
> > Thanks in advance for your help !!!
> >
> > --
> > Manuel A. Daponte Santiago
> > --------------------------
> > Systems Consultant
> > GM Group
> >
> >
> >
>
> sending to informix-list
>


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