Re: RAID b/w GPT and NON GPT partition.

[Sven Hartge <sven@svenhartge.de>]

Pascal Hambourg <pascal@plouf.fr.eu.org> wrote:
> Sven Hartge a écrit :
 
>> I had an interesting problem once, where I upgraded a server from
>> Squeeze to Wheezy. This server had LVM on MD-RAID and so the core.img
>> has to include the LVM- and MD-RAID drivers in addition to the ext3
>> code.
>> 
>> With Squeeze this core.img just so fitted into the 31744 bytes (I
>> think it was 5 bytes smaller) but with Wheezy the resulting core.img
>> was bigger (by 20 bytes) and could not be installed.

> I also experienced this with a root partition using btrfs. GRUB's
> btrfs module was so big that the core image would not fit in 32 KiB.
> Fortunately this won't happen any more with disks partitionned using
> the current 1 MiB alignement.

Correct.

But if you habe a system which was installed in Squeeze or earlier, you
still habe the old 63-sector alignment and are screwed.

S°

-- 
Sigmentation fault. Core dumped.