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Re: Question: Old Irix tape backup. Recovery on Linux (xfsdump/xfsrestor

To: Anthony l <Martinezant2141@xxxxxxxx>
Subject: Re: Question: Old Irix tape backup. Recovery on Linux (xfsdump/xfsrestore)
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Thu, 30 Jun 2016 08:17:49 +1000
Cc: "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <SN1PR05MB231785E5196A5D31D0D833EACC230@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
References: <SN1PR05MB231785E5196A5D31D0D833EACC230@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Wed, Jun 29, 2016 at 06:48:29PM +0000, Anthony l wrote:
> Hello Anthony here,
> 
> I'm not sure if this is the correct place to send a question, If I am wrong I 
> would appreciate if you could send me in the right direction.  I have come 
> across the oss.sgi forums a lot looking for a solution to my problem but I 
> could not find much.
> 
> 
> Here's my situation.
> 
> I have a bunch a tapes that were created way back when using an IRIX system. 
> Some kind of version 6, perhaps even the latest version. anyway I am able to 
> peak at the headers to determind the the file type on the drive is indeed:
> 
> xFSdump0....   or when I make a sample using 'dd if=/dev/nst0 of=./test.img' 
> '+ 'file test.img' I get XFSDUMP archive (version 2)

dump version 2....

> So, instinctively to get the data off the tapes I would think would be as 
> simple as:
> 
> sudo xfsrestore -f /dev/nst0 ./path to where I want it stored
> 
> Then I get:
> 
> using dump format 3

Oops, wrong format version.

> What am I doing wrong here ?? any help would be great.

Try telling restore to use dump format version 2 by using the -K
option.

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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