On Saturday 16 December 2006 19:04, Georg Altmann wrote:
>
> --On Friday, December 15, 2006 14:07:01 +0100 Jose Molina
> <[EMAIL PROTECTED]> wrote:
>
> > El vie, 15-12-2006 a las 11:48 +0000, Alan Brown escribió:
> >> On Fri, 15 Dec 2006, Jose Molina wrote:
> >>
> >> > 14-Dec 23:02 rap-sd: Volume "Diario-02" previously written, moving to
> >> > end of data.
> >> > 14-Dec 23:46 rap-sd: Ready to append to end of Volume "Diario-02" at
> >> > file=48.
> >>
> >> This is wildly wrong with LTO of any type.
> >>
> >> > Are these numbers normal?
> >>
> >> No.
> >>
> >> The LTOs here take less than 3 minutes to position to any point on the
> >> tape
>
> same here
>
> > OMG... ok, these are the configs i've done. Also i've always used btape
> > to test my configs, and btape said everything was Ok (drive and
> > library):
> >
> > BTW, it's LTO 2...
> >
> > Tapeinfo, (got variable block size ok, etc..)
> > [EMAIL PROTECTED] /usr/local/etc]# tapeinfo -f /dev/pass0
> > Product Type: Tape Drive
> > Vendor ID: 'HP '
> > Product ID: 'Ultrium 2-SCSI '
> > Revision: 'S54W'
> > Attached Changer: No
> > SerialNumber: 'HU106371UC'
> > TapeAlert[50]:Undefined.
> > MinBlock:1
> > MaxBlock:16777215
> > Ready: yes
> > BufferedMode: yes
> > Medium Type: Not Loaded
> > Density Code: 0x42
> > BlockSize: 0
> > DataCompEnabled: yes
> > DataCompCapable: yes
> > DataDeCompEnabled: yes
> > CompType: 0x1
> > DeCompType: 0x1
> > BOP: yes
> > Block Position: 0
> >
> > This is my drive config that works on BSD (trickier than configuring on
> > linux...i'm not really sure i got all the correct directives on it...)
>
> I'm running LTO1 (HP) von FreeBSD 4.11 wihout any trouble here.
> My device config looks a bit different then your's, though I cannot say
> wether your's are really wrong.
> Settings marked with (*) are just missing in my config, have a look at
> these.
>
> ># Drive MSL (HP Ultrium LTO 2)
> > Device {
> > Name = Drive-1 #
> > Drive Index = 0
> > Media Type = LTO2
> > Archive Device = /dev/nsa0
> > AutomaticMount = yes; # when device opened, read it
> > AlwaysOpen = yes;
> > RemovableMedia = yes;
> > RandomAccess = no;
> > AutoChanger = yes
> >
> > Offline On Unmount = no
> > Hardware End of Medium = no
> > (*)BSF at EOM = yes
> > (*)Backward Space Record = no
> > (*)Fast Forward Space File = no
> > (*)TWO EOF = yes
> > }
>
> Did you add
> /usr/bin/mt -f /dev/nsa0 seteotmodel 1
> to /etc/rc.local? That was necessary for our drive, but your btape tests
> should have failed with a wrong setting, so this might not be it.
>
> Try seeking using mt.
A quick note to say bravo for Georg's configuration. It is very good.
If you turn on the asterisked items, you cripple Bacula and guarantee poor
1970 tape drive type performance from what is otherwise a modern, fast drive.
>
> Regards,
> Georg
>
>
> --
>
> Georg Altmann <[EMAIL PROTECTED]>
> LAS-CAD GmbH, Munich, Germany
> http://www.las-cad.com
>
>
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