[lvm-devel] [PATCH] Allow incomplete (partial) mirror repairs in lvconvert --repair.

[Petr Rockai]

Hi,

this is a third rebase (actually, this is a rewrite, due to intervening
changes to lvconvert) of the RHBZ 560105+560111 fix. Please review...

Petr Rockai <prockai at redhat.com> writes:
> the attached patch should address RHBZ 560105 and 560111. This changes
> lvconvert --repair as follows:
>
> - downconvert (like before)
> - try to replace everything (like before)
> - if the second step fails, try to reduce number of mirror images (one
>   at a time) until only 2 remain
> - if this still fails and we used to have a disk log, try 2-way + corelog
>
> This should basically give you an LV that is closest to the original
> mirror, in the space constraints of free PV areas.
>
> Failures to replace (part of) the failed devices are now reported as
> warnings.

Yours,
   Petr.

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