On Sunday November 12, [EMAIL PROTECTED] wrote:
> 
> So, assuming that they are persistent, just recreate the arrays in place
> as version 1.0 superblocks with internal bitmap.  I did that exact thing
> on my FC6 machine I was testing with (raid1, not raid5, but no biggie
> there) and it worked fine.  The detailed list of instructions:
> 

You can add a bitmap to an array while it is active.
  mdadm --grow --bitmap=internal /dev/mdX

(Providing the kernel is new enough - I'm not sure when that went in,
but it was a while ago).

NeilBrown
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