Install questions with RAID

[Reindl Harald]

Am 09.08.2011 16:50, schrieb Alex:
> Hi,
>
>> Grub can boot from md device as long as it's a raid 1 device.
>> Simply create two partitions on each drive: a 500 MB md autodetect and a XXX
>> GB raid autodetect.
>> Use the first partition on each drive to create a 500 MB raid 1 device
>> containing /boot and use the second partition on each drive to create the
>> raid 5 device.
>>
>> If the first drive dies, at most you will have use grub to rebuild the MBR
>> on the new first drive.
> Yes, but I also meant to point out that I've since learned that the
> upgrade doesn't support it, as I found out when I tried to upgrade a
> system from fc14 to fc15

which upgrade-method?
i upgraded the following setup from F14 to F15 with YUM
where should there be a problem? the upgrade does not
know anything about the md-devices

Personalities : [raid1] [raid10]
md2 : active raid10 sda3[0] sdd3[3] sdc3[2] sdb3[1]
      3875222528 blocks super 1.1 512K chunks 2 near-copies [4/4] [UUUU]
      bitmap: 0/29 pages [0KB], 65536KB chunk

md1 : active raid10 sda2[0] sdd2[3] sdc2[2] sdb2[1]
      30716928 blocks super 1.1 512K chunks 2 near-copies [4/4] [UUUU]
      bitmap: 0/1 pages [0KB], 65536KB chunk

md0 : active raid1 sda1[0] sdd1[3] sdc1[2] sdb1[1]
      511988 blocks super 1.0 [4/4] [UUUU]


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