linux-kernel - Re: Partition information lost on reboot.

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Date:	Fri, 10 Aug 2007 14:30:36 +0200
From:	"Michal Piotrowski" <michal.k.k.piotrowski@...il.com>
To:	Jegadeesh <kovaiteam@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	linux-scsi <linux-scsi@...r.kernel.org>, aacraid@...ptec.com
Subject: Re: Partition information lost on reboot.

[Adding linux-scsi and Adaptec support to CC]

On 10/08/07, Jegadeesh <kovaiteam@...il.com> wrote:
> Hi,
>
> I have a scsi disk on Adaptec ASC-29320 U320. I have created a linux
> partition and ext3 filesystem over it.
> Now the problem is, whenever the machine is rebooted, the partition
> information to the OS is lost and I get an error saying it as a not valid
> block device.
> But fdisk tool shows the partitions, but "cat /proc/partitions" doesnt have
> this. I need to do a "partprobe" and then have to mount it explicitly.
>
> What could be causing this problem. Given below are some of the command
> outputs.
>
> # uname -a
> Linux pr.vionline.net 2.6.18-1.2798.fc6 #1 SMP Mon Oct 16 14:37:32 EDT 2006
> i686 i686 i386 GNU/Linux
>
> # mount /dev/sda1 /disk1
> mount: /dev/sda1 is not a valid block device
>
> # fdisk -l /dev/sda
>
> Disk /dev/sda: 73.4 GB, 73407900160 bytes
> 255 heads, 63 sectors/track, 8924 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
>
> Device Boot Start End Blocks Id System
> /dev/sda1 1 7417 59577021 83 Linux
> /dev/sda2 7418 8924 12104977+ 83 Linux
>
> # cat /proc/partitions
> major minor #blocks name
>
> 3 0 60051600 hda
> 3 1 409626 hda1
> 3 2 10482412 hda2
> 3 3 10482412 hda3
> 3 4 1 hda4
> 3 5 10482381 hda5
> 3 6 2096451 hda6
> 3 7 2096451 hda7
> 3 8 2096451 hda8
> 8 0 71687402 sda
>
> Thanks
> -Jag
> -
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Regards,
Michal

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