Not able to boot a software raid installation - Ubuntu 10.04.1 i386
lucas castro
lucascastroborges at gmail.com
Mon Jan 3 19:36:55 UTC 2011
I had that same problem, and then I did the following.
I created a partition with 1MB on the end of each HD that it were gonna be
in raid, and kept on partitioning, when I finished my partitioning I
removed each partitions of 1MB that I've created in the end of each HD.
On Mon, Jan 3, 2011 at 9:00 AM, <ubuntu-server-request at lists.ubuntu.com>wrote:
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> Today's Topics:
>
> 1. Not able to boot a software raid installation - Ubuntu
> 10.04.1 i386 (Andres Tarallo)
> 2. Re: Not able to boot a software raid installation - Ubuntu
> 10.04.1 i386 (Benjamin Griese)
> 3. Re: Not able to boot a software raid installation - Ubuntu
> 10.04.1 i386 (Dan Sheffner)
> 4. converting lvm based Virtual Machine to qcow image. (Tapas Mishra)
> 5. Re: converting lvm based Virtual Machine to qcow image.
> (Carsten Aulbert)
> 6. Re: converting lvm based Virtual Machine to qcow image.
> (Tapas Mishra)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sun, 2 Jan 2011 22:16:06 -0200
> From: Andres Tarallo <atarallo at acm.org>
> To: ubuntu-server at lists.ubuntu.com
> Subject: Not able to boot a software raid installation - Ubuntu
> 10.04.1 i386
> Message-ID:
> <AANLkTikenAgUaPb_L_8M-r2uzaFLo1oJBuuYEn-puw2H at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> H!!! Happy new year !!!
>
> I'm setting a software raid in a small home server, with an old dell
> optiplex GX110.The installation goes smoothly,but I can't boot into
> the system.
>
> I've installed two identical Hard Drives, both as primary drives in
> the respective IDE controllers. There I've created identical partions
> in each disk. One partition for /, the other for swap. After the
> partitions were created I've made the MD devices, /dev/md0 is / and
> /dev/md1 is swap. The installation continued loaded all packages then
> installed grub. No errors till there. When I take out the installation
> CD and go to boot the newly installed system I get:
>
> Booting from local disk...
> error: fd0 read error.
> error: no such disk
> grub rescue>
>
> Any help will be appreciated, apologise poor English
>
> Andr?s Tarallo
>
>
>
> ------------------------------
>
> Message: 2
> Date: Mon, 3 Jan 2011 01:35:32 +0100
> From: Benjamin Griese <der.darude at gmail.com>
> To: Andres Tarallo <atarallo at acm.org>
> Cc: ubuntu-server at lists.ubuntu.com
> Subject: Re: Not able to boot a software raid installation - Ubuntu
> 10.04.1 i386
> Message-ID:
> <AANLkTi=f3dpk-53pKrc0spkHiUDTRK_LiPpSv3pKBnpX at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hello,
>
> there seems to be a problem with your grub configuration.
>
> It looks like grub has problems to load the /boot related files which are
> misconfigured to be located on fd0.
> Please boot into a live environment and check your grub.cfg and post the
> approriate lines.
>
> Something you should also check is:
>
> Did you try to create a seperate boot partition on each disk which you may
> want to mirror?
> Are there any other disks installed besides your two IDEs?
> And is the BIOS trying to load the MBR off of these disks which hold a
> faulty config?
>
> Summary: Please give us some more information.
>
> Bye, benjamin
>
> On Mon, Jan 3, 2011 at 01:16, Andres Tarallo <atarallo at acm.org> wrote:
>
> > H!!! Happy new year !!!
> >
> > I'm setting a software raid in a small home server, with an old dell
> > optiplex GX110.The installation goes smoothly,but I can't boot into
> > the system.
> >
> > I've installed two identical Hard Drives, both as primary drives in
> > the respective IDE controllers. There I've created identical partions
> > in each disk. One partition for /, the other for swap. After the
> > partitions were created I've made the MD devices, /dev/md0 is / and
> > /dev/md1 is swap. The installation continued loaded all packages then
> > installed grub. No errors till there. When I take out the installation
> > CD and go to boot the newly installed system I get:
> >
> > Booting from local disk...
> > error: fd0 read error.
> > error: no such disk
> > grub rescue>
> >
> > Any help will be appreciated, apologise poor English
> >
> > Andr?s Tarallo
> >
> > --
> > ubuntu-server mailing list
> > ubuntu-server at lists.ubuntu.com
> > https://lists.ubuntu.com/mailman/listinfo/ubuntu-server
> > More info: https://wiki.ubuntu.com/ServerTeam
> >
>
>
>
> --
> To be or not to be -- Shakespeare | To do is to be -- Nietzsche | To be is
> to do -- Sartre | Do be do be do -- Sinatra
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>
> ------------------------------
>
> Message: 3
> Date: Sun, 2 Jan 2011 18:43:34 -0600
> From: Dan Sheffner <dsheffner at gmail.com>
> To: Benjamin Griese <der.darude at gmail.com>
> Cc: ubuntu-server at lists.ubuntu.com
> Subject: Re: Not able to boot a software raid installation - Ubuntu
> 10.04.1 i386
> Message-ID:
> <AANLkTi=T=84S7OB71+8ZP4CqfNtS3kd0SBPp2SC+i571 at mail.gmail.com<84S7OB71%2B8ZP4CqfNtS3kd0SBPp2SC%2Bi571 at mail.gmail.com>
> >
> Content-Type: text/plain; charset="iso-8859-1"
>
> I used to have problems booting software raid with ubuntu 8.04. The fix I
> found was creating a third device for /boot/ partition. 512MB is plenty
> big
> for the /boot/ partition.
>
> So my structure was like this:
> /dev/md0 /boot/
> /dev/md1 Swap
> /dev/md2 /
>
>
> On Sun, Jan 2, 2011 at 6:35 PM, Benjamin Griese <der.darude at gmail.com
> >wrote:
>
> > Hello,
> >
> > there seems to be a problem with your grub configuration.
> >
> > It looks like grub has problems to load the /boot related files which are
> > misconfigured to be located on fd0.
> > Please boot into a live environment and check your grub.cfg and post the
> > approriate lines.
> >
> > Something you should also check is:
> >
> > Did you try to create a seperate boot partition on each disk which you
> may
> > want to mirror?
> > Are there any other disks installed besides your two IDEs?
> > And is the BIOS trying to load the MBR off of these disks which hold a
> > faulty config?
> >
> > Summary: Please give us some more information.
> >
> > Bye, benjamin
> >
> >
> > On Mon, Jan 3, 2011 at 01:16, Andres Tarallo <atarallo at acm.org> wrote:
> >
> >> H!!! Happy new year !!!
> >>
> >> I'm setting a software raid in a small home server, with an old dell
> >> optiplex GX110.The installation goes smoothly,but I can't boot into
> >> the system.
> >>
> >> I've installed two identical Hard Drives, both as primary drives in
> >> the respective IDE controllers. There I've created identical partions
> >> in each disk. One partition for /, the other for swap. After the
> >> partitions were created I've made the MD devices, /dev/md0 is / and
> >> /dev/md1 is swap. The installation continued loaded all packages then
> >> installed grub. No errors till there. When I take out the installation
> >> CD and go to boot the newly installed system I get:
> >>
> >> Booting from local disk...
> >> error: fd0 read error.
> >> error: no such disk
> >> grub rescue>
> >>
> >> Any help will be appreciated, apologise poor English
> >>
> >> Andr?s Tarallo
> >>
> >> --
> >> ubuntu-server mailing list
> >> ubuntu-server at lists.ubuntu.com
> >> https://lists.ubuntu.com/mailman/listinfo/ubuntu-server
> >> More info: https://wiki.ubuntu.com/ServerTeam
> >>
> >
> >
> >
> > --
> > To be or not to be -- Shakespeare | To do is to be -- Nietzsche | To be
> is
> > to do -- Sartre | Do be do be do -- Sinatra
> >
> >
> > --
> > ubuntu-server mailing list
> > ubuntu-server at lists.ubuntu.com
> > https://lists.ubuntu.com/mailman/listinfo/ubuntu-server
> > More info: https://wiki.ubuntu.com/ServerTeam
> >
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> ------------------------------
>
> Message: 4
> Date: Mon, 3 Jan 2011 15:33:31 +0530
> From: Tapas Mishra <mightydreams at gmail.com>
> To: Ubuntu Server Team <ubuntu-server at lists.ubuntu.com>
> Subject: converting lvm based Virtual Machine to qcow image.
> Message-ID:
> <AANLkTikBQg0XYDTpGmoLzgb_inRpu4rDjzNAf=G+Wbrd at mail.gmail.com<G%2BWbrd at mail.gmail.com>
> >
> Content-Type: text/plain; charset=ISO-8859-1
>
> A long time back I had asked as how to back up OS running on KVM in an
> LVM setup.
> Here are the excerpts from the message
>
> "One way to take a backup is to convert the LVM volumes to compressed qcow2
> images, like this:
> # qemu-img convert -c -f raw -O qcow2 /dev/nintendo/lvm1 /backup/lvm1.img"
>
> I would like to know do I need to shut down the VM to be able to use
> the above command.
>
>
> --
> http://mightydreams.blogspot.com
>
>
>
> ------------------------------
>
> Message: 5
> Date: Mon, 3 Jan 2011 11:12:04 +0100
> From: Carsten Aulbert <carsten.aulbert at aei.mpg.de>
> To: ubuntu-server at lists.ubuntu.com
> Subject: Re: converting lvm based Virtual Machine to qcow image.
> Message-ID: <201101031112.04316.carsten.aulbert at aei.mpg.de>
> Content-Type: Text/Plain; charset="iso-8859-1"
>
> Hi
>
> On Monday 03 January 2011 11:03:31 Tapas Mishra wrote:
> > I would like to know do I need to shut down the VM to be able to use
> > the above command.
>
> I don't know, but you should do that anyway as you will most certainly not
> be
> able to restore the backup safely if you used such an inconsistent
> source...
>
> Cheers
>
> Carsten
>
>
>
> ------------------------------
>
> Message: 6
> Date: Mon, 3 Jan 2011 15:44:25 +0530
> From: Tapas Mishra <mightydreams at gmail.com>
> To: Carsten Aulbert <carsten.aulbert at aei.mpg.de>
> Cc: ubuntu-server at lists.ubuntu.com
> Subject: Re: converting lvm based Virtual Machine to qcow image.
> Message-ID:
> <AANLkTimWF4Pvh698p1HtMHyqn6nSMpWysqqSjDm0m8wi at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> On Mon, Jan 3, 2011 at 3:42 PM, Carsten Aulbert
> <carsten.aulbert at aei.mpg.de> wrote:
> > Hi
> >
> > On Monday 03 January 2011 11:03:31 Tapas Mishra wrote:
> >> I would like to know do I need to shut down the VM to be able to use
> >> the above command.
> >
> > I don't know, but you should do that anyway as you will most certainly
> not be
> > able to restore the backup safely if you used such an inconsistent
> source...
> >
>
> I asked because if I have to shut them down then I need to inform many
> people about this.How ever I do have the LVM
> backups on another hardisk (external USB) which I did via rsync.
>
> --
> http://mightydreams.blogspot.com
>
>
>
> ------------------------------
>
> --
> ubuntu-server mailing list
> ubuntu-server at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/ubuntu-server
> More info: https://wiki.ubuntu.com/ServerTeam
>
> End of ubuntu-server Digest, Vol 61, Issue 2
> ********************************************
>
--
Lucas Castro
--------------------------------
*Registered Linux User* *#520934* http://counter.li.org
lucascastroborges at hotmail.com - msn
lucasd3castro - skype
+ 55 99 91571033
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