Re: F26 Self Contained Change: Anaconda LVM RAID

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On Tue, 2017-01-31 at 13:44 -0600, Chris Adams wrote:
> Once upon a time, Matthew Miller <mattdm@xxxxxxxxxxxxxxxxx> said:
> > 
> > I would like the "User Experience" section to be fleshed-out a bit
> > more. Currently it says "There should be no visible change for
> > non-expert users. Expert users could make use of the new LVM RAID's
> > features." 
> 
> At a minimum, it would be nice to have a list of common tasks,
> especially in a comparison format (e.g. "Replace a failed drive" with
> MD and LVM commands).  Maybe this already exists somewhere and could
> just be referenced.
I'm not aware of any such document. CC'ing LVM guys to correct me if
I'm wrong.


> 
> I think one thing that's a bit of an annoyance is that LVM RAID is done
> at the LV layer, so you have to remember to set it up for every LV you
> create, vs. MD RAID where the whole VG will have RAID (this can be
> useful in some situations, but probably not the common case).  This
> should be pointed out in the release notes IMHO.
It's a good idea to mention this in the release notes, thanks! However,
a linear LV can be simply converted to a RAID LV later so at least it's
not that fatal.

> 
> Also: does this apply to /boot partition RAID 1?  IIRC that didn't work
> with LVM RAID at one time.
/boot on LVM is not supported right now so this is not concerning /boot at
all.

-- 
Vratislav Podzimek

Anaconda Rider | Red Hat, Inc. | Brno - Czech Republic
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