[WBEL-users] Grub and raid - Solved

Simone simone72@email.it
Wed, 7 Apr 2004 21:54:37 +0200


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Hi list,
Thanks to  Frederick Denny document I figured it out.=20
To anyone it could interest, this works:  =
http://www.freddenny.com/UNIX/linuxRAID.html

Thanks anyway to anyone who paid attention to my message.
Simone


  ----- Original Message -----=20
  From: Simone=20
  To: whitebox-users@beau.org=20
  Sent: Wednesday, April 07, 2004 9:04 PM
  Subject: [WBEL-users] Grub and raid


  Hi, as usual, having a question....
  Say I have a raid 1, disks A and B in mirroring, Say A dies, and I =
replace it with C. How can I make grub write the MBR to C so that in =
case B also dies I can still boot from C?
  Know it's a simple question, but I tried grub-install /dev/hdc or =
/dev/md0 (where the boot partition is) and I just get errors. I am now =
trying to move to lilo, but I am scared to write the MBR of the last =
good disk I have.=20

  Help really appreciated, it looks like I'll be working all night  :-(

  Thanks,=20
  Simone


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<DIV><FONT face=3DArial size=3D2>Hi list,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>Thanks to&nbsp;<!--StartFragment =
--><FONT=20
size=3D3><FONT face=3D"Times New Roman"> </FONT><FONT face=3DArial =
size=3D2>Frederick=20
Denny</FONT><FONT face=3D"Times New Roman"> </FONT></FONT><FONT =
size=3D2><FONT=20
face=3DArial>document I figured it out</FONT>. </FONT></FONT></DIV>
<DIV><FONT face=3DArial size=3D2>To anyone it could interest, this =
works:&nbsp; <A=20
href=3D"http://www.freddenny.com/UNIX/linuxRAID.html">http://www.freddenn=
y.com/UNIX/linuxRAID.html</A></FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Thanks anyway to anyone who paid =
attention to my=20
message.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>Simone</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<BLOCKQUOTE dir=3Dltr=20
style=3D"PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; =
BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
  <DIV style=3D"FONT: 10pt arial">----- Original Message ----- </DIV>
  <DIV=20
  style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>=20
  <A title=3Dsimone72@email.it =
href=3D"mailto:simone72@email.it">Simone</A> </DIV>
  <DIV style=3D"FONT: 10pt arial"><B>To:</B> <A =
title=3Dwhitebox-users@beau.org=20
  href=3D"mailto:whitebox-users@beau.org">whitebox-users@beau.org</A> =
</DIV>
  <DIV style=3D"FONT: 10pt arial"><B>Sent:</B> Wednesday, April 07, 2004 =
9:04=20
  PM</DIV>
  <DIV style=3D"FONT: 10pt arial"><B>Subject:</B> [WBEL-users] Grub and =
raid</DIV>
  <DIV><BR></DIV>
  <DIV><FONT face=3DArial size=3D2>Hi, as usual, having a =
question....</FONT></DIV>
  <DIV><FONT face=3DArial size=3D2>Say I have a raid 1, disks A and B in =
mirroring,=20
  Say A dies, and I replace it with C. How can I make grub write the MBR =
to C so=20
  that in case B also dies I can still boot from C?</FONT></DIV>
  <DIV><FONT face=3DArial size=3D2>Know it's a simple question, but I =
tried=20
  grub-install /dev/hdc or /dev/md0 (where the boot partition is) and I =
just get=20
  errors. I am now trying to move to lilo, but I am scared to write the =
MBR of=20
  the last good disk I have. </FONT></DIV>
  <DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
  <DIV><FONT face=3DArial size=3D2>Help really appreciated, it looks =
like I'll be=20
  working all night&nbsp; :-(</FONT></DIV>
  <DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
  <DIV><FONT face=3DArial size=3D2>Thanks, </FONT></DIV>
  <DIV><FONT face=3DArial size=3D2>Simone</FONT></DIV>
  <DIV>&nbsp;</DIV>
  <DIV><FONT face=3DArial size=3D2><BR>---<BR>Outgoing mail is certified =
Virus=20
  Free.<BR>Checked by AVG anti-virus system (<A=20
  =
href=3D"http://www.grisoft.com">http://www.grisoft.com</A>).<BR>Version: =
6.0.651=20
  / Virus Database: 417 - Release Date:=20
05/04/2004</FONT></DIV></BLOCKQUOTE></BODY></HTML>

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