Ian Murray wrote: > ----- Original Message ---- > >> From: Adrian Sevcenco <Adrian.Sevcenco@xxxxxxx> To: CentOS mailing >> list <centos@xxxxxxxxxx> Sent: Sat, 16 January, 2010 15:27:12 >> Subject: raid1 creation :: not large enough to join array >> >> Hi! I have 2 identical hdd (1002FBYS) with the same firmware, etc >> .. really identical! when i try to add the second hdd to this raid1 >> array i have the message that /dev/sdb is not large enough to join >> array!! on the first hdd i have 100 mb unpartitioned at the end of >> disk (as i understood that mdadm put there some info...) Anyone, >> any idea what can be wrong? i already done this procees several >> times and this is first time i encounter this and i have no idea >> what can be the problem .. >> >> Thanks! Adrian > > Last time I got this, it was because I was trying to add the whole > disk (/dev/sdb) rather than the partition /dev/sdb1. I don't know well .. its ok to add /dev/sdb if you do /dev/md_dX style of raid.. http://wiki.centos.org/HowTos/Install_On_Partitionable_RAID1 and this was exactly what i was doing .. well, see my previous post about the actual problem Adrian
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