Saving the MBR by "dd"?

[Peter Baumgartner]

James Wilkinson schrieb:

>Peter Baumgartner wrote:
>  
>
>>That´s worth a discussion, because copy/pasting the ubuntu part of the 
>>"ubuntu" /boot/grub/ menu.list into the "FC3" one is sufficient to boot 
>>all three os´es without Problems. "speaking to each other" of  OS´es is 
>>another thing ;-)
>>    
>>
>
>Well, there's problems and ... other sorts of problems. You're quite
>right that you can make a grub menu.lst that can boot Fedora and Ubuntu
>directly, based on either OS's menu.lst.
>
>But if you're manually copying kernel files around, then you're working
>outside the packaging system. If you update the Ubuntu kernel through
>apt-get, you can't expect a Fedora grub to notice it.
>
>I much prefer something like:
>title Other Linux
>    rootnoverify (hd1,5)
>    chainloader +1
>and installing the grub loader to /'s (or /boot's) bootsector. 
>
That´s surely a good idea, but I did not manage yet to convince tthe 
installer to write the loader there. I´ll try this when doing the next 
install.

>That way
>yum, up2date and/or apt-get can all Do Their Own Things and update the
>Right Places without you having to remember to copy kernels about.
>
>This is important, because the kernel does have occasional security
>updates, and you want to be sure the latest problems are fixed.
>
>James.
>
Well, I use apt and apt4rpm anyway, but the procedure You described 
might help.

Thanks
Peter