Re: [Veritas-bu] Oracle 8 Backup - NBU6.0 MP4
2007-07-09 18:09:23
Thanks Curtis.
--- Curtis Preston <cpreston AT glasshouse DOT com> wrote:
> Jeff, in your previous post, you mentioned backing
> up the database hot
> using the commands he mentioned. Why are you now
> saying he has to do it
> cold and has to use RMAN?
>
> What he's proposing is fine. It's not as good as
> RMAN (by far), but he
> definitely doesn't have to buy the agent just to
> back up Oracle. The
> database must be in archivelog mode for it to work,
> but he specified
> that he's doing that.
>
> 1. Login as oracle user
> 2. connect internal (or as sysdba)
> 3. alter database begin backup
> 4. Select * from sys.dba_data_files
> (that will give you a complete list of data files
> to back up)
> 4. Back up the files/filesystems found in #4
> 5. alter database end backup
> 6. alter system archive log current
> 7. Find out the value of LOG_ARCHIVE_DEST, where
> archived redo logs are
> sent
> 8. Back up LOG_ARCHIVE_DEST, or at least the files
> that were created
> just before, during, and just after the backup
>
> Shameless plug: This procedure (and how to use RMAN
> without buying an
> agent for it) is covered in my book:
>
> http://www.oreilly.com/catalog/backuprecovery
>
> ---
> W. Curtis Preston
> Backup Blog @ www.backupcentral.com
> VP Data Protection, GlassHouse Technologies
>
> -----Original Message-----
> From: veritas-bu-bounces AT mailman.eng.auburn DOT edu
> [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu]
> On Behalf Of Jeff
> Lightner
> Sent: Monday, July 09, 2007 7:13 AM
> To: Mike Kiles; VERITAS-BU AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] Oracle 8 Backup - NBU6.0
> MP4
>
> If you can't shut it down you'll need to use RMAN
> and the NetBackup
> Oracle add on. I can't offer a lot of guidance on
> that since we do
> have DBAs that created the repository it needs and
> are responsible for
> the scripts and cron scheduling - we only created
> the policy and the
> "schedules" (full, incremental etc...) within that
> which they call from
> the scripts. There are sample RMAN scripts with
> the NBU Oracle stuff.
>
> -----Original Message-----
> From: Mike Kiles [mailto:mikekiles AT yahoo DOT com]
> Sent: Monday, July 09, 2007 10:04 AM
> To: Jeff Lightner; VERITAS-BU AT mailman.eng.auburn DOT edu
> Subject: RE: [Veritas-bu] Oracle 8 Backup - NBU6.0
> MP4
>
> Database is not big it is only about 200GB, but we
> can
> not shut it down for backups. We dont have a DBA
> here,
> only some developers who can assist me, but they are
> not very familiar with backups.
> Thx
> --- Jeff Lightner <jlightner AT water DOT com> wrote:
>
> > If you aren't going to set up RMAN you need to do
> > backups of the
> > filesystem(s) or raw device(s) where the
> dataspaces
> > are defined. The
> > best way to do this is with the database
> completely
> > down. This is
> > called a "cold backup". You can also do a "hot
> > backup" by putting the
> > database in "hot backup" mode but that requires
> more
> > effort to get going
> > after restore. How large is your DB? For really
> > large ones having it
> > down long enough for a cold backup or even in hot
> > backup mode isn't
> > really a good thing. Most shops with really
> large
> > DBs do a BCV/snap of
> > the database then do the backup to tape from the
> > that BCV/snap copy
> > after splitting and restarting the primary DB.
> >
> > RMAN requires a separate Oracle repository. Do
> you
> > not have Oracle DBAs
> > to deal with that part of it?
> >
> > -----Original Message-----
> > From: veritas-bu-bounces AT mailman.eng.auburn DOT edu
> > [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu]
> > On Behalf Of Mike
> > Kiles
> > Sent: Monday, July 09, 2007 9:19 AM
> > To: VERITAS-BU AT mailman.eng.auburn DOT edu
> > Subject: [Veritas-bu] Oracle 8 Backup - NBU6.0 MP4
> >
> > Good Day
> >
> > I have asked to a full backup of our oracle 8
> > database
> > which is running in archive log mode. RMAN is not
> > set
> > up and I was told to put the database in backup
> > mode.
> > I am not a DBA and would appericiate your help if
> > someone can tell me the exact commands to run on
> the
> > database server (Tru64) prior to me starting the
> > backup and the commands to run after backup is
> > finished.
> >
> > Here is what I was thinking of running prior to
> > starting the backup:
> > - Login as oracle user
> > - connect internal
> > - alter database begin backup
> >
> > After the backup is finished
> > - Login as oracle user
> > - connect internal
> > - alter database end backup
> >
> > I read some dicussions about switching log files
> and
> > also about backing up control files, but I
> couldnot
> > find out the commands to accomplish thes and where
> > to
> > put them.
> >
> > Anything else that I may have missed?
> >
> > Thanks
> >
> > MK
> >
> >
> >
> >
>
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>
>
>
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