EVMS, LVM, LVM2, XFS, ext3 on FC3

[Neal D. Becker]

David Kewley wrote:

> I'm looking at building several multi-TB arrays in an academic research
> environment.  So far I've been heading toward FC3 (or possibly RHEL4 when
> it's released), EVMS, and XFS.
> 
> I've seen little or no mention of EVMS in the Fedora and RHEL communities,
> and
> I'm wondering why that is.  From reading websites & mailing list archives,
> it seems to me like EVMS is more mature than LVM2, and more fully-featured
> than
> either LVM or LVM2.  I've not actually used any of the three yet.
> 
> Today I'm patching the FC3t2 kernel (541) with the patches (mostly DM
> patches) recommended on the EVMS website
> http://evms.sourceforge.net/install/, and
> it's going quite smoothly.  So far only the first patchfile in the udm1
> patchset didn't apply, because it's already applied in FC3t2 kernel 541. 
> A similar patching attempt yesterday on FC1 was miserable (I expect no one
> will be surprised at that :).
> 
> Is there a good reason to use LVM or LVM2 rather than EVMS?  Is there a
> reason EVMS isn't included in FC?
> 

IIRC LVM was accepted by kernel developers over EVMS, which quietly accepted
this decision.