Re: RFC: mdadm and bringing up raid sets from initrd (dracut)

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On Wednesday, July 15 2009, Dan Williams said:
> mdadm-3.0 has facilities to prevent assembly of certain metadata types
> [1] or arrays with certain uuids [2].  I wonder if we also need a
> facility to prevent auto-assembly of arrays *not* listed in
> mdadm.conf?  So the mdadm.conf file installed in the initramfs would
> only identify the root array and all other randomly identified md
> devices would be ignored (rather than assembled with a foreign name).
> 
> Thoughts?

There is no mdadm.conf in the initramfs -- in fact, the initramfs may
not even be generated on the system that you're booting and instead be
"generic" for the kernel in question

Jeremy
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