Re: [SLUG] Sony SDT-7000 tape drive problems

2001-02-06 Thread Jon Biddell

At 09:01 PM 5/02/01 +1100, Crossfire wrote:
Crossfire was once rumoured to have said:

[SNIP]

My apologies - mutt and sendmail were being flaky - and I didn't work
out what was going on before I suddenly discovered I'd sent this 6
times. :(

NAh... More like about 17 times...:-)


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Re: [SLUG] Sony SDT-7000 tape drive problems

2001-02-05 Thread Jon Biddell


I have a Sony SDT-7000 tape drive to be used to back up a Linux server.
Everything was fine until I tried to back up a large amount of data on a
20gb drive. I have tried using both dump and tar and with each got a message
at the end of the first volume that it was time to change volumes. When I
did so, I got an I/O error message and had to abort the dump (or tar).

When you say "volume", are you refering to the tape as a volume, or the disk ?

The reason I ask is that, if you are TARing, there is a special switch to 
span tapes. See the man page(s).

I suspect there may be something wrong with the driver. Formerly I used this
same drive on a SCO Unix box without a problem.

The driver sounds OK - probably just the command you're using...

Now, if anyone can tell me how to get my DDS3 drive to back up more than 
4Gb (it's a 12/24 Gb drive !!) on DDS3 tapes...:-)

Jon


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[SLUG] Sony SDT-7000 tape drive problems

2001-02-05 Thread Terry Collins


Jon Biddell wrote:

 Now, if anyone can tell me how to get my DDS3 drive to back up more than
 4Gb (it's a 12/24 Gb drive !!) on DDS3 tapes...:-)

It is in the archives somewhere, but

 60M = 1Gb
 90M = 4Gb?
120M =  8Gb
125M =  12Gb

Probably incorrect, but someone will know for sure.
Either you have the wrong tapes or the drive is not recognising their
true capacity.



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Re: [SLUG] Sony SDT-7000 tape drive problems

2001-02-05 Thread dmgray

Yes...I am using tape, not disk. "Volume" can refer to any medium in this
context.

I am using the -M option with tar. The end-of-volume seems to be sensed
correctly. The I/O error occurs after mounting the new tape.

Dennis

On Mon, 5 Feb 2001, Jon Biddell wrote:

 
 I have a Sony SDT-7000 tape drive to be used to back up a Linux server.
 Everything was fine until I tried to back up a large amount of data on a
 20gb drive. I have tried using both dump and tar and with each got a message
 at the end of the first volume that it was time to change volumes. When I
 did so, I got an I/O error message and had to abort the dump (or tar).
 
 When you say "volume", are you refering to the tape as a volume, or the disk ?
 
 The reason I ask is that, if you are TARing, there is a special switch to 
 span tapes. See the man page(s).
 
 I suspect there may be something wrong with the driver. Formerly I used this
 same drive on a SCO Unix box without a problem.
 
 The driver sounds OK - probably just the command you're using...
 
 Now, if anyone can tell me how to get my DDS3 drive to back up more than 
 4Gb (it's a 12/24 Gb drive !!) on DDS3 tapes...:-)
 
 Jon
 


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Re: [SLUG] Sony SDT-7000 tape drive problems

2001-02-05 Thread Crossfire

Jon Biddell was once rumoured to have said:
 Now, if anyone can tell me how to get my DDS3 drive to back up more than 
 4Gb (it's a 12/24 Gb drive !!) on DDS3 tapes...:-)

Sounds like you're using DDS2 tapes in a DDS3 drive.

Also, don't bother quoting the "compressed" capacity figures - They're
just marketing drivel. I've yet to see a tape-drive actually achieve
it on real-life data.

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Re: [SLUG] Sony SDT-7000 tape drive problems

2001-02-05 Thread Crossfire

Crossfire was once rumoured to have said:

[SNIP]

My apologies - mutt and sendmail were being flaky - and I didn't work
out what was going on before I suddenly discovered I'd sent this 6
times. :(

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[SLUG] Sony SDT-7000 tape drive problems

2001-02-04 Thread Dennis Gray

I sent something about this last week but I guess it got lost with all the
stuff about meeting formats, ADSL, etc.

I have a Sony SDT-7000 tape drive to be used to back up a Linux server.
Everything was fine until I tried to back up a large amount of data on a
20gb drive. I have tried using both dump and tar and with each got a message
at the end of the first volume that it was time to change volumes. When I
did so, I got an I/O error message and had to abort the dump (or tar).

I suspect there may be something wrong with the driver. Formerly I used this
same drive on a SCO Unix box without a problem.

Thanks,

Dennis

 GIF image


Re: [SLUG] Sony SDT-7000 tape drive problems

2001-02-04 Thread Terry Collins

Dennis Gray wrote:

.snip...

 I have a Sony SDT-7000 tape drive to be used to back up a Linux server.
 Everything was fine until I tried to back up a large amount of data on a
 20gb drive. I have tried using both dump and tar and with each got a message
 at the end of the first volume that it was time to change volumes. When I
 did so, I got an I/O error message and had to abort the dump (or tar).

Same problem here. I haven't solved it yet. I just split the backups.

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   email: [EMAIL PROTECTED]  www: http://www.woa.com.au  
   WOA Computer Services lan/wan, linux/unix, novell

 "People without trees are like fish without clean water"

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