On Tue, 18 Jul 2006, Dan Horne wrote:
>> What happens if you define an autochanger resource and make
>> the two drives part of an autochanger? Even though there is
>> no _true_ autochanger, it seems to me that the logic would be
>> there to make it do what you want.
>>
>
> I don't see how this would work, since an autochanger is a single
> physical device (eg: /dev/nsa0) whereas the two tape drives are two
> separate physical devices (/dev/nsa0 and /dev/nsa1).
Not quite.
The autochanger is a single device (/dev/sg{*} - NOTE this) which
incorporates the 2 tape drives - the drives can still be addressed
individually.
> The autochanger
> setup would just send a signal to the single device to insert a new
> tape, but I need to be able to overflow onto a second physical device.
The autochanger setup will look to see what's in the other drive and use
it if it is suitable.
>> From what I can see, this can't be done currently. Logically, it seems
> that in order for this to work, bacula would need a new resource type in
> the Storage Daemon config. Possibly a "DevPool" resource.
There was some discussion of it, but if I recall correctly it was decided
best treated as a dummy autochanger setup.
AB
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