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Date:      Sat, 26 Jan 2013 09:24:06 -0800
From:      Carl Johnson <carlj@peak.org>
To:        freebsd-questions@freebsd.org
Subject:   Re: Mount Logical (ext2fs) Partitions?
Message-ID:  <87bocb6eo9.fsf@oak.localnet>
In-Reply-To: <ke0gj9$v7t$1@ger.gmane.org> (Walter Hurry's message of "Sat, 26 Jan 2013 12:01:45 %2B0000 (UTC)")
References:  <kdv4ud$noq$1@ger.gmane.org> <87fw1o5y6o.fsf@oak.localnet> <ke0gj9$v7t$1@ger.gmane.org>

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Walter Hurry <walterhurry@gmail.com> writes:

> On Fri, 25 Jan 2013 21:07:59 -0800, Carl Johnson wrote:
>
>> There is a package called 'linuxfdisk' that is just a FreeBSD
>> implementation of the linux fdisk and will show you what the FreeBSD
>> partitions/slices are.  You can also use gpart in the base system to get
>> the same information.  The command 'gpart list ada0' will show the
>> primary partitions, and the command 'gpart list ada0s4' should show the
>> logical partitions inside of the extended partition.  You can also use
>> 'file -s' and possibly do read-only mounts to see exactly what they
>> contain.  The names will probably map out like linux, but the 'sda*'
>> will be changed to 'ada0s*'.
>
> Thanks for the pointers. Here is the relevant part of the output from 
> 'gpart list ada0s4':
>
> 4. Name: ada0s8
>    Mediasize: 41943040000 (39G)
>    Sectorsize: 512
>    Stripesize: 0
>    Stripeoffset: 162529280
>    Mode: r0w0e0
>    rawtype: 131
>    length: 41943040000
>    offset: 46143188992
>    type: linux-data
>    index: 1430498
>    end: 172043415
>    start: 90121368
>
> So I put into my /etc/fstab:
>
> /dev/ada0s8     /u01                    ext2fs          ro,noauto 0    0
>
> But when I issue 'sudo mount /u01' I get:
>
> mount: /dev/ada0s8: Invalid argument
>
>
> What am I doing wrong?

I don't see anything wrong there.  I use labels when possible, but that
doesn't really change anything.  Have you tried using 'file -s
/dev/ada0s8' to see what the kernel thinks it is?
-- 
Carl Johnson		carlj@peak.org




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