[Bug 1008423] Re: Activate Serial ATA RAID devices dialog likely not working as expected

Stefan Bader stefan.bader at canonical.com
Fri Jun 29 08:49:41 UTC 2012

As of Quantal alpha2 it seems that while there is still something
creating mdadm based volumes, but the installer (?) removes those before
asking about activating them. And saying yes for now seems back to

** Changed in: debian-installer (Ubuntu)
       Status: New => Fix Released

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  Activate Serial ATA RAID devices dialog likely not working as expected

Status in “debian-installer” package in Ubuntu:
  Fix Released

Bug description:
  Release: Quantal
  Variant: ubuntu-server
  Reproduces requires Intel Matrix Storage Manager fakeraid devices to be set up.

  The seems to be that by the time the question about "Activate Serial ATA RAID devices" is asked, mdadm seems to have run already. It least for Intel MSM, mdadm has gained the capability to recognize the special meta-data format and sets up md volumes.
  Looking at the status from a different console, I can confirm, that by that time the question is asked, there is already a md126 (referring to md127 containing the imsm meta-data) set up in read-only mode (which leads to another bug when continuing which I will report independently).

  So at least working with IMSM, answering the question has no impact.
  It is too late and dmraid will never be used (this may be intentional
  as a slow move away from dmraid). The actions to take would depend on
  how we want to handle this. Should dmraid still be primary handler for

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