F21 Self Contained Change: LVM Cache Logical Volumes

Jaroslav Reznik jreznik at redhat.com
Wed Apr 30 07:52:51 UTC 2014

----- Original Message -----
> Hello,
> 2014-04-29 14:48 GMT+02:00 Jaroslav Reznik < jreznik at redhat.com > :
> = Proposed Self Contained Change: LVM Cache Logical Volumes =
> https://fedoraproject.org/wiki/Changes/Cache_Logical_Volumes
> * Other developers: N/A (not a System Wide Change)
> <non-empty content> ... so this might be a system-wide change after all?
> Anyway, this is mostly for dracut, and ...

I was thinking about it and with Anaconda team signed for this change,
I decided to go with announcement this way. Feel free to raise it and
I will ask owners to change it. Yes, Dracut is not covered but from
description is not essential part of this change.


> The dracut team must provide boot support. If dracut does not provide
> support, cache LVs will not be usable as root devices.
> This implies a fairly significant feature impact, while...
> <snip>
> == Contingency Plan ==
> Dracut: There is already a hardcoded dm-cache installation. If the detection
> is not done in time, it will work as is.
> ... this seems to say nothing important will happen?
> In any case, having someone sign up to do the dracut integration seems like a
> very desirable way to resolve these things.
> Mirek
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