John Drescher wrote:
> On Fri, Aug 1, 2008 at 8:32 AM, Keith Sudbury <keith AT netzensolutions DOT
> com> wrote:
>
>> Hi,
>>
>> I have an LTO-3 drive on my server and currently my backups re only
>> about 100GB, and I could (and currently am fitting multiple backups on
>> one tape). I am obviously changing the tape each day etc (its not the
>> same tape) I have a different tape for mon - thursday and friday1
>> friday2 etc
>>
>> But I am wondering if I should be using *Use Volume Once = Yes *which
>> would then mark the tape FULL after it has used it once. If I don't do
>> this I will eventually get to a day when only half a backup fits on the
>> end?
>> *
>> *Or is it fine to leave more than one backup on a tape?
>>
>>
> It is fine. I have had > 30 backups on a single LTO2 tape.
>
>
>> I am ejecting my tapes with "umount LTO-3" is this ok? or should I be
>> using "release LTO-3" and then doing umount?
>>
>>
> Release is better because it does not remove the drive from bacula's
> control so that if you reinsert the tape you will not need to mount
> it. If you umount a tape bacula will not have control of the tape
> drive until you issue a mount command inside of bacula.
>
>
So a "mt eject" should work after I have done a 'release LTO-3' | bconsole
And its fine to put in a different tape, so for example release mondays
tape do a mt eject then put in tuesdays tape...
Keith
>> Does bacula rewind the tape if i use release?
>>
>>
> Release and unmount both eject the tape so the drive will have to
> rewind the tape being that LTO media is single reel and the drive
> contains the second reel.
>
>
>> Will it cause a problem if I use release and have multiple backups on a
>> single tape?
>>
>>
> You will have to reinsert the tape in the drive before the next backup.
>
> John
>
--
Keith Sudbury
Netzen Solution Ltd
Suite 5, Piccadilly House, London Rd, Bath, BA1 6PL, UK
Mobile: +44 (0)7921464106
Tel: +44 (0)1225 588 588
Fax: +44 (0)1225 580 061
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